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  2. Command-line argument parsing - Wikipedia

    en.wikipedia.org/wiki/Command-line_argument_parsing

    #lang racket (require racket/cmdline) (define smile? (make-parameter #t)) (define nose?(make-parameter #false)) (define eyes (make-parameter ":")) (command-line ...

  3. Result type - Wikipedia

    en.wikipedia.org/wiki/Result_type

    In C++, it is defined by the standard library as std:: expected < T, E >. [ 9 ] In Python , it is available from third party libraries such as returns and result .

  4. Kotlin (programming language) - Wikipedia

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

    When Kotlin was announced as an official Android development language at Google I/O in May 2017, it became the third language fully supported for Android, after Java and C++. [48] As of 2020, Kotlin is the most widely used language on Android, with Google estimating that 70% of the top 1,000 apps on the Play Store are written in Kotlin. Google ...

  5. "Hello, World!" program - Wikipedia

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

    For example, in Python, to print the string Hello, World! followed by a newline, one only needs to write print ("Hello, World!" In contrast, the equivalent code in C++ [ 7 ] requires the import of the input/output (I/O) software library , the manual declaration of an entry point , and the explicit instruction that the output string should be ...

  6. Mixin - Wikipedia

    en.wikipedia.org/wiki/Mixin

    Mixins first appeared in Symbolics's object-oriented Flavors system (developed by Howard Cannon), which was an approach to object-orientation used in Lisp Machine Lisp.The name was inspired by Steve's Ice Cream Parlor in Somerville, Massachusetts: [1] The owner of the ice cream shop offered a basic flavor of ice cream (vanilla, chocolate, etc.) and blended in a combination of extra items (nuts ...

  7. Print an email, attachment, or website in AOL Desktop Gold

    help.aol.com/articles/unable-to-print-from...

    Print emails, attachments, and websites. Save a hard copy of important emails, email attachments, and websites by printing them. When you print an email, only the text will show. Attachments, such as pictures or documents, need to be downloaded and printed separately. Print an email

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    The search engine that helps you find exactly what you're looking for. Find the most relevant information, video, images, and answers from all across the Web.

  9. Programming language - Wikipedia

    en.wikipedia.org/wiki/Programming_language

    This is an accepted version of this page This is the latest accepted revision, reviewed on 5 January 2025. Language for communicating instructions to a machine The source code for a computer program in C. The gray lines are comments that explain the program to humans. When compiled and run, it will give the output "Hello, world!". A programming language is a system of notation for writing ...