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In software engineering, the initialization-on-demand holder ( design pattern) idiom is a lazy-loaded singleton. In all versions of Java, the idiom enables a safe, highly concurrent lazy initialization of static fields with good performance. [1] [2] The implementation of the idiom relies on the initialization phase of execution within the Java ...
Unit is defined as a single behaviour exhibited by the system under test (SUT), usually corresponding to a requirement. While it may imply it's a function or a module (in procedural programming) or a method or a class (in object-oriented programming) it doesn't mean functions/methods, modules or classes always correspond to units.
Applications. v. t. e. In programming language theory, semantics is the rigorous mathematical study of the meaning of programming languages. [ 1] Semantics assigns computational meaning to valid strings in a programming language syntax. It is closely related to, and often crosses over with, the semantics of mathematical proofs .
The idiom can be seen as an action on a programming concept underlying a pattern in code, which is represented in implementation by contiguous or scattered code fragments. These fragments are available in several programming languages, frameworks or even libraries. Generally speaking, a programming idiom's semantic role is a natural language ...
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 ...
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]
Noop, a language built with testability as a major focus. Pizza, a superset of Java with function pointers and algebraic data types. Pnuts. Processing, a visualization and animation language and framework based on Java with a Java-like syntax. Prompto, a language "designed to create business applications in the cloud".
Robert Cecil Martin (born 5 December 1952), colloquially called "Uncle Bob", [2] is an American software engineer [citation needed], instructor, and author. He is most recognized for promoting many software design principles and for being an author and signatory of the influential Agile Manifesto. [3] Martin has authored many books and magazine ...