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Setting file permissions is very important in getting CGI scripts to work on your web site. Follow the below step to understand file permissions.
To begin:
Pages should be readable/writeable by the owner and readable by the web visitor.
Scripts should be readable/writeable/executable by the owner and readable/executable by the web visitor.
The following are abbreviations for permissions:
— (or [...]

Obviously you shouldn’t use this to gain unlawful access to a computer. If you’re a geek, however, you’ll eventually end up in a situation where someone forgets their password, you acquire a machine with an operating system you cannot access, or similar situation.

This article will show you how to get started with gpg encryption and how to use it with gmail.
Installing gpg and generating a set of keys
First, lets install some necessary packages
[cc] sudo aptitude install gnupg gnupg-agent xsel [/cc]
Now, generate your public [...]