Quick C language tutorial / PDF

Sample of the pdf document :

The C Language

• Currently one of the most commonly-used programming languages

• “High-level assembly”

• Small, terse but powerful

• Very portable:compiler exists for virtually every processor

• Produces efficient code

• It is at once loved and hated

History of C

• Developed during 1969-73 in the bell labs

• C is a by product of Unix

• C is mostly credited to Dennis Ritchie

• Evolved from B, which evolved from BCPL

• Original machine(DEC PDP-11) was very small

24k bytes of memory,

12k used for operating systems

• When I say small, I mean memory size, not actual size.

Why is C Dangerous

• C’s small, unambitious feature set is an advantage and disadvantage

• The price of C’s flexibility

• C does not, in general, try to protect a programmer from his/her mistakes

• The International Obfuscated C Code

Programming Process

• Source code must carry extension .c

• But may be named with any valid Unix file name

Example: 01-helloworld.c

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Quick C language tutorial / PDF