Linux
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worldwide mirror sites
This is a complete list of mirrors of Debian. For each site, the different types of material available are listed, along with the access method for each type. Some of the old releases also included the so-called debian-non-US archive, with sections for Debian packages that could not be distributed in the US due to software patents or use of encryption.
The best systems administrators are set apart by their efficiency. And if an efficient systems administrator can do a task in 10 minutes that would take another mortal two hours to complete, then the efficient systems administrator should be rewarded (paid more) because the company is saving time, and time is money, right? The trick is to prove your efficiency to management. While I won't attempt to cover that trick in this article, I will give you 10 essential gems from the lazy admin's bag of tricks. These tips will save you time—and even if you don't get paid more money to be more efficient, you'll at least have more time to play Halo.
Lazy Linux: 10 essential tricks for admins
Programming Functions, Variables, String Operators, Command Substitution, Arrays, if/else, while/until, for, case, select, I/O Redirectors, String I/O, Process ID's, Job Control, trap, signals, subshells, debugging.,
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Linux Admin Tips
Runlevels determine what mode the operating system is running in. Also, some services are launched only in certain runlevels. The file /etc/inittab shows the list of runlevels and the selected runlevel. Here is an excerpt from the file:
Certifiable is a series dedicated to helping you get ready to take the LPIC 1 exams, both in mental state and how to study and experiment more effectively. Which Distribution to Study With? A great question, one that is asked by almost every single person who has or will take the LPI exams. What with the amount of distributions that exist (in the 100′s), the differences between the methods that software is packaged and distributed, and the fact that you could encounter any of these or just a few in the work world, means that some thoughtful discussion is needed.
LPIC Prep
Redmine is a web-based project management system, often called a forge, built using the Ruby on Rails framework. It provides bug/issue tracking, time tracking, wiki pages, gantt charting and calendar, multiple project support, and role-based access control for users to name a few. This article will cover the process of installing Redmine on Debian Squeeze using MySQL for data storage, Thin for serving Ruby, and nginx as the outward-facing server.
Debian Administration - Debian Administration Resources
Linux is the server OS (Operating System) and administering it is no picnic. You need a lot of training comparable to finishing college to get stuff done in the right way.
Linux Server Administration Tips
Bash Guide for Beginners
Why this guide? Who should read this book? New versions, translations and availability Revision History Contributions Feedback Copyright information What do you need? Conventions used in this document Organization of this document
Linux System Administration with Tips and Commands
chkconfig is a tool for maintaining the /etc/rc[0-6].d directory hierarchy by relieving system administrators of the task of directly manipulating the numerous symbolic links in those directories.