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  2. "Hello, World!" program - Wikipedia

    en.wikipedia.org/wiki/"Hello,_World!"_program

    A "Hello, World!" program is generally a simple computer program which emits (or displays) to the screen (often the console) a message similar to "Hello, World!" while ignoring any user input. A small piece of code in most general-purpose programming languages, this program is used to illustrate a language's basic syntax.

  3. LeetCode - Wikipedia

    en.wikipedia.org/wiki/LeetCode

    California. , US. Website. leetcode .com. LeetCode, LLC d/b/a LeetCode is an online platform for coding interview preparation. The service provides coding and algorithmic problems intended for users to practice coding. [ 1] LeetCode has gained popularity among job seekers and coding enthusiasts as a resource for technical interviews and coding ...

  4. T-code - Wikipedia

    en.wikipedia.org/wiki/T-code

    A transaction code is used to access functions or running programs (including executing ABAP code) [2] in the SAP application more rapidly. By entering a t-code instead of using the menu, navigation and execution are combined into a single step, much like shortcuts in the Windows OS. SAP transaction codes can be entered into the Transaction ...

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  6. Low-level programming language - Wikipedia

    en.wikipedia.org/wiki/Low-level_programming_language

    Low-level programming language. A low-level programming language is a programming language that provides little or no abstraction from a computer's instruction set architecture; commands or functions in the language are structurally similar to a processor's instructions. Generally, this refers to either machine code or assembly language.

  7. Programmer - Wikipedia

    en.wikipedia.org/wiki/Programmer

    Programmer. A programmer, computer programmer or coder is an author of computer source code – someone with skill in computer programming . The professional titles software developer and software engineer are used for jobs that require a programmer. Generally, a programmer writes code in a computer language and with an intent to build software ...

  8. Computer programming - Wikipedia

    en.wikipedia.org/wiki/Computer_programming

    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 ...

  9. Numerical control - Wikipedia

    en.wikipedia.org/wiki/Numerical_control

    A CNC metal lathe with the door open. In machining, numerical control, also called computer numerical control ( CNC ), [1] is the automated control of tools by means of a computer. It is used to operate tools such as drills, lathes, mills, grinders, routers and 3D printers. CNC transforms a piece of material ( metal, plastic, wood, ceramic ...