By extending the Xbase language in a DSL definition, it is also possible to introduce new operators and define a 3. Note that due to a name collision with an earlier programming language called Go!, the language may change its name in the future. Share. The domain-model example seems to just be xtext based, is there another version of the example built using xbase instead? I've installed the 2. xBase is the generic term for all programming languages that derive from the original dBASE (Ashton-Tate) programming language and database formats. During the 1980s and into the mid-90s xBase was the primary business language used on microcomputers archiving a dominance similar to what Cobol had on larger systems, with the majority of financial and business admin software for PCs being written in an xBase variant, and the vast bulk of custom business solutions. dBabel™ – multi-language editing support (BETA) No need to have multiple editors on a machine now, dBASE can handle the work. The dBase system includes the core database engine, a query system, a forms engine, and a programming language that ties all of these components together. They provide unmatched query performance, comprehensive access to xBase data and metadata, and seamlessly integrate with your favorite analytics tools. Moved Permanently. Macro Operator (runtime compiler) One of the most powerful features of xBase languages is the Macro Operator ‘&’. Harbour is not an exception. Part 3 will explain OOP and other programming topics, and the last part will be about programming a user interface and web. "Implementing Domain-Specific Languages with. dBase's underlying file format, the . xBase is the generic term for all programming language s that derive from the original dBASE (Ashton-Tate) programming language and database formats. A repository for showcasing my knowledge of the XBase programming language, and continuing to learn the language. The story begins in 1979 with the VULCAN project. Other members of the xBase language family include Clipper and Recital. Harbour is a modern computer programming language. Forks News Crew Logo Language English Improve this page Code Examples. dbf file format had an independent existence. X#, pronounced X sharp and often written XSharp, is an xBase -compatible programming language for the Microsoft . 1. Xtend is a functional and. They all were languages dedicated to the management of databases and equipped with specific functions to facilitate such management. This is a small collection of short examples from Harbour’s test directory. PostgreSQL ISAM: With the PostgreSQL DatabaseEngine (PGDBE), for the first time it is possible to move existing . 3c, and offers many modern language extensions, and extensive Run-time libraries. Xbase relies on a small runtime library on the class path. Other members of the xBase language family include Clipper and Recital (database). It's practically 100% backward compatible with CA-Clipper 5. C# 3 361 0 0 Updated on Mar 6, 2021. On Sunday, February 28, 2016 at 5:55:23 PM UTC+1, Robert van der Hulst wrote: > We are very happy to announce the first public beta of XSharp (X#), the new XBase language for . Macro Operator (runtime compiler) One of the most powerful features of xBase languages is the Macro Operator ‘&’. 2e and 5. Many commands operate on the record pointed to. X# has been built on top of Roslyn, the open-source architecture behind the current Microsoft C# and. In MS-Access the language world. So we recognized that Clipper 5 was a turning point in the history of the Xbase language. Click here to review the Harbour. * It's written in AdvPL, a xBase Language. As xBase languages and utilities are very popular (perhaps the most popular) for data handling applications, many parties to the ADIF proposal discussion favored using xBase files as the physical specification. 3c, and offers many modern language extensions, and extensive Run-time libraries. Language links are at the top of the page across from the title. Clipper compiled application into an EXE file which help in protecting source code as well as greatly increasing the speed of such ap- plication. Clipper is an xBase compiler that implements a variant of the xBase computer programming language. Harbour v1. Our online education and teaching degrees will develop your skills in communication, critical thinking and creativity to become an effective educator. Harbour is not an exception. In fact, many Clipper 5 concepts were borrowed from C and other languages. Works on the client. 2e and 5. 1 Type Inference method mapping for them. During the 1980s and into the mid-90s xBase was the primary business language used on microcomputers archiving a dominance similar to what Cobol had on larger systems, with the majority of financial and business admin software for PCs being written in an xBase variant, and the vast bulk of custom business solutions. The Harbour Project is a Free Open Source Software effort to build a multiplatform Clipper language compiler. Then you will use Xbase to refer to generic types. Date-type values have been a feature of the xBASE language standard, and is preserved in CA-Clipper. More than 100 million people use GitHub to discover, fork, and contribute to over 330 million projects. NET, based on the xBase language. It is a Clipper-compatible compiler which is cross-platform, running on many operating systems (DOS, Microsoft Windows, Linux, Unix variants, several BSD descendants, Mac OS X, MINIX 3, Windows CE, Pocket PC, Symbian, iPhone, QNX, VxWorks, OS/2/eComStation, BeOS/Haiku, AIX) using the. * * Author: Arthur Helfstein Fragoso * * This script has the specific use of integrating between a financial institution * and other two companies in the process of creating Installment Bills for * customers. This section contains functions that make many date computations easier to perform. First, you “mark” the record for deletion. Forks News Crew Logo Language English Improve this page Code Examples. Harbour’s implementation of the Macro Operator allows for runtime compilation of any valid. XSharp (X#) (0 Ratings) X# is an open-source development language for . Q: What are relations and differences between this 3 services you’ve been provided: Harbour Compiler, Harbour HMG, HMG-IDE. Portable, xBase compatible programming language and environment C 304 208 34 (1 issue needs help) 21 Updated Nov 22, 2023. We would like to show you a description here but the site won’t allow us. Xbase Language Reference. Harbour is a modern computer programming language. Alaska Software The Company. X# (X-sharp) is a free and open source language based on XBASE language, developed for the compiler and also based on the Roslyn compiler for C#. NET platform. All from xBase language plus: OOP model, multithreading, data-persistence. Harbour’s implementation of the Macro Operator allows for runtime compilation of any valid. Xbasic is Alpha Anywheres built-in programming language. xHarbour is a free multi-platform extended Clipper compiler, offering multiple graphic terminals (GTs), including console drivers, GUIs, and hybrid console/GUIs. Harbour’s implementation of the Macro Operator allows for runtime compilation of any valid. Code Issues Pull requests Golang package for reading XBase FoxPro DBF/FPT files. The Core language will be much like an xBase language version of the Microsoft C# compiler. Through its "Xbase Parts" (XBPs), Xbase++ offers ways for the programmer still thinking in procedural terms to create programs with graphical user interfaces. xtext. Linking against Java types, code. 2e and 5. NET, xBase++, Harbour, Foxpro, and more. . We would like to show you a description here but the site won’t allow us. xHarbour is a portable implementation of the xBase language ( Compiler & Run-time libraries). SourceAI is an AI-powered tool that can generate code in any programming language from any human language description. For detailed documentation, please refer to the Xbase Language Reference. This help book in the Language Reference book covers the following information: Every Xbase command and function includes a section that lists the OODML (object-oriented data manipulation language) equivalent, when one exists. The following list defines the convention for. 1 Type Inference method mapping for them. "Harbour as every xBase language is case insensitive and can optionally accept keywords written just by first four characters. Harbour consists of a compiler and runtime libraries with multiple UI and database backends, its own make system and a large collection of libraries and. Too many xBase programmers was learned everything, including DBF file system and xBase programming language by famous “dot prompt”. While there was a non-commercial predecessor to the Ashton-Tate product (Vulcan. Clipper is an xBase compiler that implements a variant of the xBase computer programming language. Any xBase language provides a very productive way to build business and data intensive applications. As a result you get a full infrastructure, including parser, linker, typechecker, compiler as well as editing support for Eclipse. Alaska Software pioneered with Xbase++ the implementation of intelligent and easy-to-use multi-threading technology as well as automated ISAM to SQL migration. ) Visual FoxPro, commonly abbreviated as VFP, is tightly integrated with its own relational database engine, which extends FoxPro's xBase capabilities to support SQL query and data manipulation. It is a Clipper-compatible compiler which is cross-platform, running on many operating systems (DOS, Microsoft Windows, Linux, Unix variants, several BSD descendants, Mac OS X, MINIX 3, Windows CE, Pocket PC, Symbian, iPhone, QNX,. A small example of how the XML file is built is given above. Visual FoxPro, commonly abbreviated as VFP, is tightly integrated with its own relational database engine, which extends FoxPro's xBase capabilities to support SQL query and data manipulation. Contents. Literary. In addition, Vulcan. 2e and 5. NET provides a high level of backwards-compatibility with the Visual Objects language, while at the same time bringing it into the 21st century with all the features you would expect in a modern programming language. With Xbase++ it. Last Release on Nov 21, 2023 7. Xbase++. xHarbour is a portable implementation of the Clipper/xBase language (Compiler & complete Run-time libraries). The grammar specifications for Xbase and Xtest are also available for your reference. The VM. Xtend is a functional and. Macro Operator (runtime compiler) One of the most powerful features of xBase languages is the Macro Operator ‘&’. Coined in response to threatened litigation over use of the copyrighted trademark "dBASE. DatabaseEngines to access different data sourcesXSharp (X#) X# is an open-source development language for . More documentation here. After all an interpreter is just a big visitor. Being easy to program and an easy to use database, a substantial number of business application including critical application were developed in xBase language. dBase's underlying file format, the . . The xHarbour programming language is a superset of the well known xBase language, often referred to as Clipper. It is based on the XBase language dialect and conventions. But these tools needed tighter integration with the language and the Fox style of working. It is a Clipper-compatible compiler which is cross-platform, running on many operating systems (DOS, Microsoft Windows, Linux, Unix variants, several BSD descendants, Mac OS X, MINIX 3, Windows CE, Pocket PC, Symbian, iPhone, QNX,. Xtend supports classes and arrays but the DSL does not). First Summer '87 and then Clipper 5. NET. They specialize in insurance, hospitals, car dealerships, collection agencies, and other industries. Based on this core language compiler different flavours will be created with support for the data types, classes and objects that make each dialect unique. Based on this core language compiler different flavours will be created with support for the data types, classes and objects that make each dialect unique. Leventhal, Microtrend Books, 1989; is an excellent reference source for the XBase language because it describes each command from the point of view of several XBase dialects, and before they mucked up XBase with OOP and mass divergence. DBFree is built around the powerful MaxScript Interpreter that offers an Xbase, Clipper-like, programming language rich of features commands and functions for any and all web application purposes. It supports the xBase data types, including Codeblocks. If violations of such invariants shall be documented or resolved in a software system, the exact modelThe goal of the Harbour Project is to create a cross-platform and open-source compiler for the xbase superset language known as Clipper. 3 dBase / xBase programming language. Some predefined language constructs might be useful for you, e. xHarbour is backward-compatible with Clipper and supports many language syntax extensions, greatly extended run-time libraries, and extensive third party support. When implementing an Xbase language you have to repeat several typical checks, like no duplicate fields, no duplicate methods (accordi. xtext » org. At the lowest estimate there must be 10,000 developers in India catering to customers. io Public Website HTML 10 24 1 1 Updated Sep 27, 2022. Features: * written in ANSI C * multithreading * full Clipper 5. DBFree is a freeware: originally born to keep alive the art of programming and saving the beatiful Xbase language from oblivion is nowaday a good choice for creating Rich Web Applications thanks to its support for AJAX, HTML5 and CSS3. eclipse. Harbour’s implementation of the Macro Operator allows for runtime compilation of any valid. We would like to show you a description here but the site won’t allow us. We would like to show you a description here but the site won’t allow us. Language Engineering For Everyone! Eclipse Xtext™ is a framework for development of programming languages and domain-specific languages. It's practically 100% backward compatible with CA-Clipper 5. Harbour is not an exception. From HandWiki. The goal of Harbour is to produce a cross platform CA-Cl*pper compatible compiler. More documentation here. The document has moved here. ) Note: If you are used to creating indexes at the command window (or dot prompt), they can still be done that way. xHarbour is a portable implementation of the xBase language (Compiler & complete Run-time libraries). Macro Operator (runtime compiler) One of the most powerful features of xBase languages is the Macro Operator ‘&’. In fact, automated and intelligent multithreading, full data-access abstraction including SQL for DBF tables. 2e and 5. Regards Ed Willink On 26/03/2011 11:51, Haravikk wrote:xHarbour is a portable implementation of the Clipper/xBase language (Compiler & complete Run-time libraries). 3c, and offers many modern language extensions, and extensive Run-time libraries. In the third step, you will map your own DSL’s concepts to Java concepts. g. Multi-threading and workspaces. Language compatibility is the reason that Xbase++ is the most natural migration path for VFP developers. Macro Operator (runtime compiler) One of the most powerful features of xBase languages is the Macro Operator ‘&’. Any xBase language provides a very productive way to build business and data intensive applications. In this tutorial we will basically implement the domain model language again, but this time we will make use of the special JVM support shipped with Xtext 2. Codex was released last August through our API and is the principal building block of GitHub Copilot. These are sometimes informally known as dBASE "clones". 1 History; 2 Releases; 3 Links;. Although it is a powerful general-purpose programming language, it was primarily used to create database/business programs. Macro Operator (runtime compiler) One of the most powerful features of xBase languages is the Macro Operator ‘&’. NET brings all the benefits of the . The new. As a true compiler, it translates the very popular database 4GL xBase source. Though xHarbour is 100% backward compatible with the. It is used to create or extend software programs that originally operated primarily under MS-DOS. Harbour’s implementation of the Macro Operator allows for runtime compilation of any valid. As xBase languages and utilities are very popular (perhaps the most popular) for data handling applications, many parties to the ADIF proposal discussion favored using xBase files as the physical specification. Xtype. Harbour’s implementation of the Macro Operator allows for runtime compilation of any valid. Use this tag for questions about coding in that language. Creates the database components using xBase Data Definition Language (DDL) like dbCreate(), INDEX ON, etc. 1 Type Inference method mapping for them. Originally almost identical to dBASE, new commands and features over the years made Xbase languages only partially dBASE compatible. It is a Clipper-compatible compiler which is cross-platform, running on many operating systems (DOS, Microsoft Windows, Linux, Unix variants, several BSD descendants, Mac OS X, MINIX 3, Windows CE, Pocket PC, Symbian, iPhone, QNX, VxWorks, OS/2/eComStation, BeOS/Haiku, AIX) using the. The dBase system includes the core database engine, a query system, a forms engine, and a programming language that ties all of these components together. NET platform to the Visual Objects language, opening up a whole. org. Harbour is the free software implementation of a multi-platform, multi-threading, object-oriented, scriptable programming language, backward compatible with Clipper/xBase. MaxScript is the built-in scripting language fo Autodesk, 3ds Max, and Autodesk 2ds Max Design. xtext » org. One of the things that developers in the past have not always been very aware of (particularly developers in the US), are the language drivers used to handle sorting and displaying of characters in their tables. X# has been built on top of Roslyn, the open-source architecture behind the current Microsoft C# and. Xbase++ is an object oriented programming language which has multiple inheritance and polymorphism. dBASE「クローン」と呼ばれることもある。. And Clipper in another vertical and rest of xbase in another vertical. Xbase Every grammar element can be replaced by new syntax; new validation can be added, etc. Teacher certification. Our drivers offer the fastest and easiest way to connect real-time xBase data with BI, analytics, reporting and data visualization technologies. 5-minute intervals. xHarbour is a portable implementation of the Clipper/xBase language (Compiler & complete Run-time libraries). Predefined operators can also be Xbase is a statically typed language, based on the Java removed by overriding and deactivating their default defini- type system. It's practically 100% backward compatible with CA-Clipper 5. Toggle dBase / xBase programming language subsection. XSharp (X#) is a . Easy and Safe Multithreading. Constraints that have to hold for all models of a modeling language are often specified as invariants using the Object Constraint Language (OCL). 0. Harbour is a cross platform compiler and is known to compile and run on MS-DOS, MS-Windows, OS/2, GNU/Linux and Mac OSX. It's practically 100% backward compatible with CA-Clipper 5. Millions of applications were built typically for businesses dealing with small databases like client management, stock keeping. xHarbour is a portable implementation of the xBase language (Compiler & Run-time libraries). Xbase is statically typed and tightly integrated with the Java type system. 0. Harbour consists of a compiler and runtime libraries with multiple UI, database and I/O backends, its own build system and a collection of libraries and bindings for. When HbRun begin, open a console screen with two basic area: status bars at top and dot prompt line at bottom. The Xbase++ language supports COMMANDs, FUNCTIONs/PROCEDUREs, class objects and methods as well as codeblocks. It is used to create or extend software programs that originally operated primarily under MS-DOS. Harbour is not an exception. While there was a non-commercial predecessor to the Ashton-Tate product (Vulcan written by Wayne Ratliff), most clones are based on Ashton-Tate's 1986 dBASE III+ release — scripts written. The dBASE Language Handbook, by Lance A. . eclipse. xBase language used in ERP PHC. ”. Sign in to voteXbase++ is an object oriented programming language which has multiple inheritance and polymorphism. executable files arriving on the market just before Windows 3. 1 Type Inference method mapping for them. g. Xtext is a highly extendible language development framework covering all aspects of language infrastructure such as parsers, linkers, compilers. github. Whether free or contained, tables gained new features: several new field types, the capability to store NULL values within fields, and the ability to flag character or binary data in fields not to be translated between different language versions of Visual FoxPro. dbCloseArea () Close a database file in a work area. It's practically 100% backward compatible with CA - Clipper 5. 0 milestones release if that makes any difference. seanpm2001 / Learn-XBase. Xbase is a programming language that is similar to dBASE, but over time it has developed new commands and capabilities that decreased its compatibility with dBASE. Upgrades. Like most dynamic. xtext. dbCreate () Creates an empty database from a array. This has been adapted to execute our Programs. 0: Tags: eclipse web: Date: Nov 21, 2023: Files: pom (3 KB) jar (11 KB) View All: Repositories: Central. And Clipper in another vertical and rest of xbase in another vertical. Web Assets. MWE(2) was. The Harbour Project is a Free Open Source Software effort to build a multiplatform Clipper language compiler. Net platform - XSharp. Two applications of Xbase are presented in Section 4. In India, for 20+ years, we were all using dBase, FoxBase, FoxPro in one vertical. It is used to create or extend software programs that originally operated primarily under MS-DOS. Posts about complex type written by vivaclipper. Use the toggles on the left to filter open source XBase/Clipper Software by OS, license, language, programming language, and project status. In India, for 20+ years, we were all using dBase, FoxBase, FoxPro in one vertical. FAQ. Harbour is the open/free software implementation of a cross-platform, multi-threading, object-oriented, scriptable programming language, backwards compatible with xBase languages. Logging Bridges. The Xbase++ language is truly the next generation development tool with its innovative features and technologies. Harbour is a cross-platform compiler and is known to compile and run. XBASE is a generic term for implementations of what was originally the dBASE programming language. dBFast is an xBase compiler for DOS introduced in the latter half of the 80s that offered dBase III compatibility. However, the tutorial only really covers the syntax of the xbase language, not how to use it to build your own. Harbour’s implementation of the Macro Operator allows for runtime compilation of any valid. X# has been built on top of Roslyn, the open-source architecture behind the current Microsoft C# and Microsoft Visual Basic compilers. Macro Operator (runtime compiler) One of the most powerful features of xBase languages is the Macro Operator ‘&’. 1. xtext. 0. I'd like to propose an idea I've been thinking of for a while. . Other members of the xBase language family include Clipper and Recital (database). It supports multiple dialects of xBase. 3c, and offers many modern language extensions, and extensive Run-time libraries. The compiler produces portable, optimized code for a number of platforms, including Linux, Windows, macOS, Android, and iOS. Harbour is not an exception. Harbour is not an exception. Overview Harbour is the open/free software implementation of a cross-platform, multi-threading, object-oriented, scriptable programming language, backwards compatible. NotepadPlus, AutoComplete and Environment are singleton elements, there should be only one of each, and all of them should be present for correctness, although it is allowed to remove the <Environment> element. – Alex. Besides the mentioning of xHarbour, I would appreciate mentioning the Harbour-project, the originating source for xHarbour, that's just as mature as xHarbour in the xBase language, but lacking the optional GUI and some RDD libraries, that maybe you won't be using, when switching from plain Clipper. Xbase programmers had gotten into a rut. Well, maybe not as real as C, but getting there. Deleting a record in FoxPro (and in any other Xbase language) is a dance—a two-step—because it takes two steps to really and truly make a record go away. 2e and 5. These are. The "core" language can be seen as C# with an xBase syntax. Harbour is not an exception. Any xBase language provides a very productive way to build business and data intensive applications. These are sometimes informally known as dBASE "clones". Last but not least, you will use both Java types and your concepts within Xbase expressions and. Extension for Visual Studio - X# is a . NET, xBase++, Harbour, Foxpro, and more. To ensure that your dBASE functions work. Xbase (formerly known as xdb, also formerly known as xBase) is a collection of specifiations,. Then you will use Xbase to refer to generic types. 2e, Clipper 5. What is Xbase? Xbase is a computer programming language that is similar to dBASE, a database management system. xHarbour Extended Harbour Compiler. With Xtext™ you define your language using a powerful grammar language. pdf) or read online for free. Harbour’s implementation of the Macro Operator allows for runtime compilation of any valid. We will learn later how to define and use functions and procedures. This help book in the Language Reference book covers the following information: Every Xbase command and function includes a section that lists the OODML (object-oriented data manipulation language) equivalent, when one exists. Download Xbase (formerly XDB) - Xbase compatible for free. (The Xbase concept most similar to SQL’s point of view is the FOR clause. Harbour consists of a compiler and runtime libraries with multiple UI, database and I/O backends, its own build system and a collection of libraries and bindings for. Out of the box, Alpha Anywhere is a powerful database and application development software package. xBase. The following chapter demonstrates how to integrate your own DSL with Java. However, modern database management systems often are case-sensitive, so upper or mixed case names should no longer be used!dBase (also stylized dBASE) was one of the first database management systems for microcomputers and the most successful in its day. Learn more . Harbour is a cross-platform compiler and is known to compile and run on MS-DOS, Windows (32 & 64), Windows CE, Pocket PC, OS/2, GNU/Linux and. NET, xBase++, Harbour, Foxpro and more. The dBase system includes the core database engine, a query system, a forms engine, and a programming language that ties all of these components together. txt), PDF File (. 3c, and offers many modern language extensions, and extensive Run-time libraries. To add this, right-click on the project and go to Java Build Path → Libraries → Add Library and. Harbour's implementation of the Macro Operator allows for runtime compilation of. The application of Xbase is presented by means of a domain model language which serves as a tutorial example and by the implementation of the programming language Xtend. Posts about RDDSQL written by vivaclipper. rowset. We need to know exactly when and why use them? Short Answer : Harbour: Is a multi-platform open source compiler for xBase programming language, as a continuation of Clipper Programming Language. GitHub is where people build software. Finally, we draw our conclusions and give an outlook on some future work in. 0. It's both a resource compiler (for *. testing EPL. While Resource Hacker is primarily a GUI application, it. I will make amendments only if there. If you really have to go your own way you can still study the Xbase grammar or the OCL grammar in org. XSharp is a an open source version of an old development language (xBase) reinvented for the . org . DELETED () , Pack, Recall, SET DELETED. mui). Browse Encyclopedia. dBase's underlying file format, the . Downloads: 1. FlagShip is available for and is cross- compatible to different computer platforms, such as Linux, Unix and Microsoft Windows. xBase. X#, pronounced X sharp and often written XSharp, is an xBase-compatible programming language for the Microsoft . It's practically 100% backward compatible with CA-Clipper 5. It is used to create or extend software programs that originally operated primarily under MS-DOS . Any xBase language provides a very productive way to build business and data intensive applications. success, the package was subsequently sold to George Tate (founder of Ashton Tate). Any xBase language provides a very productive way to build business and data intensive applications. Section 3 introduces the Xbase language by giving an overview on design goals and some examples for Xbase expressions. . Any xBase language provides a very productive way to build business and data intensive applications. 0 became a hit and offering only a subset of the xBase language in the package. 3c, and offers many modern language extensions, and extensive. eclipse. NET +crystal report +SQL, ACCESS +SQL, JAVA…etc. specifically came about. License: EPL 2. The X# compiler is intended to support multiple dialects in the xBase programming. xbase. Unlike Xbase, which cares about individual records, SQL is interested mostly in groups of records. Key Features CA-Visual Objects full 32-bit object-oriented language combines access to databases in client/server environments with the use of an active object-oriented multitiered repository. Clipper was implemented first, and as Harbour's reference implementation, in CA-Clipper 5. Any xBase language provides a very productive way to build business and data intensive applications. Any xBase language provides a very productive way to build business and data intensive applications. 0 so, I was wondering of someone knows a language similar to FoxPro with a development environment similar to Visual FoxPro 9. GitHub is where people build software. HTTP Clients. It will have the same features as C# 6, but will of course use the well known xBase syntax. The REPLACE command is the XBase DML method of programmatically assigning a value to a field, or by using the "ALL" option, of replacing the data for a specific field (or fields) in all rows of a table. INI) • Evaluate and return data when using DDE and GMxS32. THE DATA-BASE DERBY How to pick the right system in a new era of multiple choicesXcore is an extended concrete syntax for Ecore that, in combination with Xbase, transforms it into a fully fledged programming language with high quality tools reminiscent of the Java Development Tools. Large-scale knowledge enhanced pre-training for language understanding and generation}, author={Sun, Yu and Wang, Shuohuan and Feng, Shikun and Ding, Siyu and Pang, Chao and Shang, Junyuan and Liu, Jiaxiang and. Harbour is an open-source implementation of a xBase computer language, that is compatible on any platforms supporting C based applications, meaning MS Windows, Mac OS, Linux, Unix, iOS, and can generate 32-bit and 64-bit applications and libraries. Any xBase language provides a very productive way to build business and data intensive applications. However even by the. Harbour is a free and open source software compiler and runtime for the xBase programming language. Harbour is the open/free software implementation of a cross-platform, multi-threading, object-oriented, scriptable programming language, backwards compatible with xBase languages. The Xbase++ language is truly the next generation development tool with its innovative features and technologies. Xbase++ is an object oriented programming language which has multiple inheritance and polymorphism. With Xtext™ you define your language using a powerful grammar language. For questions about the line and polygon clipping library use the tag clipperlib instead. DBF is a small, fast Ruby library for reading dBase, xBase, Clipper, and FoxPro database files.