Emacs is extremely popular among the computer programmers, admins and technically proficient computer power users. From the article:
These are some of the Emacs features I use the most on a day to day basis. (Not coincidentally, many of these features are the features that are highlighted or discussed at great length in the Guided Tour of Emacs.)
=> Essential Emacs tips
Some time my work force me to do detective work on MS-Windows boxes. Just like Linux / UNIX / BSD system , Windows machines get *owned* a lot. Recently while searching for information I came across couple of nice built-in windows command line security tools to determine if a system has been
Fortunately, Microsoft has built numerous tools into Windows so administrators and power users can analyze a machine to determine whether it's been compromised. In this tip, which is the first of a two-part series, Author has covered five useful command-line tools built into Windows for such analysis.
=> Built-in Windows commands to determine if a system has been hacked : Part I and Part II
This is great post by Stevey Drunken about mastering Emacs text editor which is quite quite popular among UNIX hackers, computer programmers and power users:
Emacs is the world's best text editor. It's not just the best for editing program source; it's the best for any kind of text-editing. Mastering Emacs will make you more effective at writing and editing email, documentation drafts, blogs, HTML pages, XML files, and virtually everything else that requires any typing.
The tips in this little document are geared towards Emacs power-users. You should be familiar with the basics of launching and editing with Emacs, and you should already know the essentials of copying stuff into your .emacs file, and debugging things (or finding a friendly Emacs Wizard) when something goes wrong.
=> 10 Specific Ways to Improve Your Productivity With Emacs