file formats:file format information

DWG - starts with AC
EXE
- 16 bit - starts with MZ
BMP - starts with BM
GIF - starts with GIF89
JPEG - 6 bytes then JFIF, 6 bytes might always be FF D8 FF E0 00 10
PDF - starts with %PDF-
PNG - starts with 0x89 PNG 0x0D 0x0A 0x1A 0x0A
XLS - 09 08 10 00 00 06 05 00 at offset 512

References:

BMP file format http://en.wikipedia.org/wiki/BMP_file_format
Graphics Interchange Format http://en.wikipedia.org/wiki/Graphics_Interchange_Format
JPEG File Interchange Format http://en.wikipedia.org/wiki/JPEG_File_Interchange_Format
Portable Document Format http://en.wikipedia.org/wiki/Pdf
Portable Network Graphics http://en.wikipedia.org/wiki/Portable_Network_Graphics
http://www.garykessler.net/library/file_sigs.html
Motorola S-Record

file formats:file format information
MC6802 - instruction set - Branch if Lower or Same
Dictionary
microprocessors - 68HC11
Raspberry PI - restart or shutdown
linux - partitioning and moving home
embedded systems - bacnet - object types
programming:microchip pics:pic examples
microprocessors - microchip 16F690 - pins
MC6802 - instruction set - Store Accumulator
AutoCAD - Dialog Control Language (DCL) - (get_attr key attribute)
android command line usage
Loading Docks
electronics - FPGA
computer networking tools
virtualbox
software - email
linux - ncurses

filename:	file formats:file format information
filename:	file%20formats%3Afile%20format%20information
last edit:	December 18 2010 10:06:28 (-2770212 minutes ago)
ct	= 1126472043.000000 = September 11 2005 16:54:03
ft	= 1292684788.000000 = December 18 2010 10:06:28
dt	= -166212745.000000