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Apache POI. Apache POI, a project run by the Apache Software Foundation, and previously a sub-project of the Jakarta Project, provides pure Java libraries for reading and writing files in Microsoft Office formats, such as Word, PowerPoint and Excel .
Java is a high-level, class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible. It is a general-purpose programming language intended to let programmers write once, run anywhere (), [16] meaning that compiled Java code can run on all platforms that support Java without the need to recompile. [17]
Computer programming or coding is the composition of sequences of instructions, called programs, that computers can follow to perform tasks. [ 1][ 2] It involves designing and implementing algorithms, step-by-step specifications of procedures, by writing code in one or more programming languages. Programmers typically use high-level programming ...
Jakarta Server Pages ( JSP; formerly JavaServer Pages) [ 1] is a collection of technologies that helps software developers create dynamically generated web pages based on HTML, XML, SOAP, or other document types. Released in 1999 by Sun Microsystems, [ 2] JSP is similar to PHP and ASP, but uses the Java programming language .
The Java Development Kit ( JDK) is a distribution of Java technology by Oracle Corporation. It implements the Java Language Specification ( JLS) and the Java Virtual Machine Specification ( JVMS) and provides the Standard Edition ( SE) of the Java Application Programming Interface ( API ). It is derivative of the community driven OpenJDK which ...
Object-Oriented Software Construction is a book by Bertrand Meyer, widely considered a foundational text of object-oriented programming [citation needed]. The first edition was published in 1988; the second, extensively revised and expanded edition (more than 1300 pages), in 1997. Numerous translations are available including Dutch (first ...
Object-oriented programming ( OOP) is a programming paradigm based on the concept of objects, [ 1] which can contain data and code: data in the form of fields (often known as attributes or properties ), and code in the form of procedures (often known as methods ).
The Common Language Runtime ( CLR ), the virtual machine component of Microsoft .NET Framework, manages the execution of .NET programs. Just-in-time compilation converts the managed code (compiled intermediate language code) into machine instructions which are then executed on the CPU of the computer. [1] The CLR provides additional services ...