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www.dalkescientific.com | ||
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www.softdevtube.com
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| | | | | Programming history is filled with bugs that turned out to be features and limitations that pushed developers to make even more interesting products. We'll journey through code that was so 'bad' it was actually good. Along the way we'll look at the important role failure plays in learning. Then we'll tame our inner perfectionists and | |
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swtch.com
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ahmedhosssam.github.io
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| | | | | The lexical analyzer (lexer) takes a stream of characters and produces a stream of names, keywords, and punctuation marks; it discards white space and comments between the tokens. Lexical tokens have types in any programming language, example: ID foo, x, n14 NUM 73, 0, 082 REAL 3.14, 10., 1e9, 0.5 COMMA , NOTEQ != LPAREN ( RPAREN ) Punctuation tokens such as IF, VOID , RETURN constructed from alphabetic characters are called reserved words and, in most languages, cannot be used as identifiers. | |
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www.cplusplus.com
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