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2. Java (programming language) - Wikipedia

   en.wikipedia.org/wiki/Java_(programming_language)

   Java gained popularity shortly after its release, and has been a popular programming language since then. [18] Java was the third most popular programming language in 2022 according to GitHub. [19] Although still widely popular, there has been a gradual decline in use of Java in recent years with other languages using JVM gaining popularity. [20]

3. Class (computer programming) - Wikipedia

   en.wikipedia.org/wiki/Class_(computer_programming)

   Structure consists of data and state, and behavior consists of code that specifies how methods are implemented. [8] There is a distinction between the definition of an interface and the implementation of that interface; however, this line is blurred in many programming languages because class declarations both define and implement an interface.

4. Programming paradigm - Wikipedia

   en.wikipedia.org/wiki/Programming_paradigm

   A programming paradigm is a relatively high-level way to conceptualize and structure the implementation of a computer program.A programming language can be classified as supporting one or more paradigms.

5. Comparison of Java and C++ - Wikipedia

   en.wikipedia.org/wiki/Comparison_of_Java_and_C++

   The C++ standard permits garbage collection, but does not require it. Garbage collection is rarely used in practice. C++ can allocate arbitrary blocks of memory. Java only allocates memory via object instantiation. Arbitrary memory blocks may be allocated in Java as an array of bytes. Java and C++ use different idioms for resource management.

6. Object-oriented programming - Wikipedia

   en.wikipedia.org/wiki/Object-oriented_programming

   Many widely used languages, such as C++, Java, and Python, provide object-oriented features. Although in the past object-oriented programming was widely accepted, [ 53 ] more recently essays criticizing object-oriented programming and recommending the avoidance of these features (generally in favor of functional programming ) have been very ...

7. Application server - Wikipedia

   en.wikipedia.org/wiki/Application_server

   According to the Java BluePrints, the business logic of an application resides in Enterprise Beans—a modular server component providing many features, including declarative transaction management, and improving application scalability. Web container: the web modules include Jakarta Servlets and Jakarta Server Pages (JSP).

8. Ternary conditional operator - Wikipedia

   en.wikipedia.org/wiki/Ternary_conditional_operator

   The detailed semantics of "the" ternary operator as well as its syntax differs significantly from language to language. A top level distinction from one language to another is whether the expressions permit side effects (as in most procedural languages) and whether the language provides short-circuit evaluation semantics, whereby only the selected expression is evaluated (most standard ...

9. Regression testing - Wikipedia

   en.wikipedia.org/wiki/Regression_testing

   Regression testing is performed when changes are made to the existing functionality of the software or if there is a bug fix in the software. Regression testing can be achieved through multiple approaches; if a test all approach is followed, it provides certainty that the changes made to the software have not affected the existing functionalities, which are unaltered.