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Linux command line tricks: less, screen, pgrep HTTP servers and more
Mastering the Linux command line can make a system administrator's job much easier. Learn these command line tricks including aliasing more to always be less, using pgrep, screen, tmux, and aspell ...28 Jan 2011
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SELinux tutorial: Configuring RHEL 5 and Web servers
Configuring SELinux on RHEL 5 is easy using the GUI options. Learn how to set up SELinux using simple menu options and Boolean conditions in this tutorial. Also see how easy it is to secure Web ser...24 Jan 2011
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Configuring Linux management tasks: Integration and security
In this Q&A, see how an administrator can best approach Linux management, including learning the importance of integration and top security methods, commands and functions.19 Jan 2011
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Working with Linux file system attributes
File system attributes can provide a valuable addition to the way you ensure security on your Linux server. Learn how to mount, list and change file system attributes in ext4.18 Jan 2011
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Building massively distributed applications with Hadoop
Hadoop has become the de facto solution for distributed data processing. Learn about how this open source project from the Apache Software Foundation creates reliable, scalable, distributed computi...10 Jan 2011
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Ganeti clustered virtualization on Linux
Ganeti is a tool for managing virtual instances across a cluster. Learn how to install this open source cluster-management tool on your Linux system using Xen as the hypervisor, and get it to work ...10 Jan 2011
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SELinux tutorial: Introduction to Linux kernel security
SELinux may seem too complex for some administrators who instead disable the useful Linux kernel security tool. Learn how SELinux works, including how subjects and objects work and security policy ...04 Jan 2011