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nl is a Unix utility for numbering lines, ... The following example numbers only the lines that begin with a capital letter A ... Code of Conduct;
Publishers Weekly, shortly after Code's publication, said "Initial response, at least among traditional tech book readers, has been positive" and quotes the book's editor, Ben Ryan, as saying "We're trying to cross the boundary of the computer section, and break out Code as general nonfiction science". It also praises both the quality of the ...
HCI—Human—Computer Interaction; HD—High Density; HDD—Hard Disk Drive; HCL—Hardware Compatibility List; HD DVD—High Definition DVD; HDL—Hardware Description Language; HDMI—High-Definition Multimedia Interface; HECI—Host Embedded Controller Interface; HF—High Frequency; HFS—Hierarchical File System; HHD—Hybrid Hard Drive
It serves as a sanity check and a simple example of installing a software package. For developers, it provides an example of creating a .deb package, either traditionally or using debhelper, and the version of hello used, GNU Hello, serves as an example of writing a GNU program. [15] Variations of the "Hello, World!"
The book addresses the Unix philosophy of small cooperating tools with standardized inputs and outputs. Kernighan and Pike gives a brief description of the Unix design and the Unix philosophy: [1] Even though the UNIX system introduces a number of innovative programs and techniques, no single program or idea makes it work well.
The Unix text editor vi can be notoriously difficult for beginners precisely because it uses modes, and because earlier versions configured mode indication to be turned off by default. In many computer video games, the keyboard is used both for controlling the game and typing messages.
In computer programming, machine code is computer code consisting of machine language instructions, which are used to control a computer's central processing unit (CPU). For conventional binary computers, machine code is the binary representation of a computer program which is actually read and interpreted by the computer. A program in machine ...
Syntax therefore refers to the form of the code, and is contrasted with semantics – the meaning. In processing computer languages, semantic processing generally comes after syntactic processing; however, in some cases, semantic processing is necessary for complete syntactic analysis, and these are done together or concurrently.