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Programming 1 Cheat Sheet (DRAFT) by

C language, Programming 1

This is a draft cheat sheet. It is a work in progress and is not finished yet.

Computer Parts

Processing Unit (CPU, RAM, +):
pentium, phenom, Core iX (i3, i5, i7, +)
Storage:
hard drive, floppy disk, CD/DVD, USB drive
Input Devices:
keyboard, mouse, touch screen, microphone
Output Devices:
monitor, printer, speakers

Conversion bits to bytes

1 bit = a piece of inform­ation (0 or 1), (Y or N), (T or F), (On or Off)
8 bits = 1 byte (store­s/holds one letter)

Variables

%c
char ('c')
printf (" %c\n ", a); // char
%i or %d
int; integer (123)
printf (" %i or %d\n", e); \\ integer
%f
float; floating point number (2.05)
printf (" %f\n ", c); \\ float
%lf
long float or double
printf (" %lf\n ", d); \\ double­\long float
%s
string; char name [] = "­Hi!­" (array of charac­ters)
printf (" %s\n ", b); \\ character array
 

Loops

while loop: the code happens after the condition (0 or more)
while ( count >= 0)