Why is foo, bar used in programming?

Why is foo, bar used in programming?

They have been used to name entities such as variables, functions, and commands whose exact identity is unimportant and serve only to demonstrate a concept. In summary, foo, bar, and other terms are used as placeholder names to demonstrate a concept.

Who came up with Foo Bar?

2 Answers. “Foo” and “bar” as metasyntactic variables were popularised by MIT and DEC, the first references are in work on LISP and PDP-1 and Project MAC from 1964 onwards.

What is foo in English?

(slang) Fool, foolish person. noun.

What is foo bar challenge?

Google Foobar challenge is a secret hiring process by the company to recruit top programmers and developers around the world. And it is known that several developers at Google are hired by this process.

What does foo foo mean in slang?

fool, ninny
Definition of foo-foo (Entry 1 of 2) slang. : fool, ninny.

What are the values of foo and bar?

Foo and bar (and baz, quux, etc) are metasyntactic variables pertaining to programming. They are placeholders for variables, so that we can speak about values that change (such as register values, numeric variables or function arguments) without having to think about the exact variable name or its contents.

Where did Foo and bar come from?

“Foo” and “bar” as metasyntactic variables were popularised by MIT and DEC, the first references are in work on LISP and PDP-1 and Project MAC from 1964 onwards. Many of these people were in MIT’s Tech Model Railroad Club, where we find the first documented use of “foo” in tech circles in 1959 (and a variant in 1958).

What are foo and bar in source code?

These words are commonly found in source code and are intended to be modified or substituted before real-world usage. The words foo and bar are good examples as they are used in over 330 Internet Engineering Task Force Requests for Comments, the documents which define foundational internet technologies like HTTP (web), TCP/IP, and email protocols.

What are Foobar and Foo variables?

The terms foobar, foo, bar, and baz, are common placeholder names (also referred to as metasyntactic variables) used in computer programming or computer-related documentation.

What does foobar mean on a clock?

Displays “FOO” on the clock when used. The shift from the military expression FUBAR to foobar may also have been driven by the latter being a computer science pun. Since overbars designate repeating decimal numbers, the word foobar also signifies a number in hexadecimal, a base typically used in low level programming.