Web basics, System Administration, hints and tips

Web and ASCII Colors

• Netscape Web Safe Colors
• Web Safe Named Colors
• HTML Named Colors
• RGB Colors
• X11 Colors
• A Color Palette

Web Page Construction

• JavaScript Form Action Change

Graphics

• How to make image transparent backgrounds with the GIMP

ASCII, Decimal, and Hexidecimal

• ASCII Code Chart: Decimal Values 0-127
• Decimal to Hexidecimal Conversion Table
• ASCII Code Chart: Decimal Values 0-255
• ASCII Colors

Linux

• Postfix email relay via Gmail
• Linux Master Boot Record
• SSH Authentication without a Password
• Convert a spreadsheet to CSV Text file(s) with this Perl ZIP Bundle
• Kickstart from a USB flash drive:

  linux ks=hd:sda:/ks.cfg

Mac OS X

• Mac OS X email relay
• Clean up duplicate and outdated "Open with" menu entries:

  /System/Library/Frameworks/CoreServices.framework/Frameworks/LaunchServices.framework/Support/lsregister -kill -r -domain local -domain system -domain user

Windows

• Xming: An X server for Windows
• Portable Putty which works with Xming

Solaris

• Recover Solaris Root Password