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  2. Command-line interface - Wikipedia

    en.wikipedia.org/wiki/Command-line_interface

    Note the Directory command name is not case sensitive, and can be abbreviated to as few letters as required to remain unique. Windows: DIR/Q/O:S d* dir /q d* /o:s: display ownership of files whose names begin with d (or D), sorted by size, smallest first. Note spaces around argument d* are required. Unix-like systems: ls -lS D* ls -S -l D*

  3. Shell script - Wikipedia

    en.wikipedia.org/wiki/Shell_script

    Editing a FreeBSD shell script for configuring ipfirewall. A shell script is a computer program designed to be run by a Unix shell, a command-line interpreter. [1] The various dialects of shell scripts are considered to be command languages. Typical operations performed by shell scripts include file manipulation, program execution, and printing ...

  4. Conditional (computer programming) - Wikipedia

    en.wikipedia.org/wiki/Conditional_(computer...

    First, when the user runs the program, a cursor appears waiting for the reader to type a number. If that number is greater than 10, the text "My variable is named 'foo'." is displayed on the screen. If the number is smaller than 10, then the message "My variable is named 'bar'." is printed on the screen.

  5. Punched card - Wikipedia

    en.wikipedia.org/wiki/Punched_card

    The IBM card readers 3504, 3505 and the multifunction unit 3525 used a different encoding scheme for column binary data, also known as card image, where each column, split into two rows of 6 (12–3 and 4–9) was encoded into two 8-bit bytes, holes in each group represented by bits 2 to 7 (MSb numbering, bit 0 and 1 unused ) in successive ...

  6. Group development - Wikipedia

    en.wikipedia.org/wiki/Group_development

    As its name implies, the fourth stage of group development is a time of intense team productivity and effectiveness. Having resolved many of the issues of the previous stages, the group can focus most of its energy on goal achievement and task accomplishment Final: Groups that have a distinct ending point experience a fifth stage.