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  • Monitor servers on your iPad with iStat

    Posted May 13, 2011 - 1:38 pm

    There aren't many dedicated monitoring apps available for the iPad. But they aren't non-existent, either. iStat is one such app that, though configured for the iPhone, provides a neat little snapshot of any remote Linux, Unix, or OS X device that iStat can see.

  • Security tip: How to set up a chroot jail

    Posted March 3, 2011 - 4:37 pm

    Using packages such as mod_chroot for use with Apache, or Jailkit, an open-source project with a handful of utilities, can make configuring a chroot jail much more efficient and even automated in some cases. Here are some important things to remember when setting up a chroot jail.

  • Long listings for the ps command

    Posted August 7, 2008 - 12:15 pm

    If you've ever been frustrated by ps output that is truncated at the edge of your 80-column terminal window, let's take a look at the options that various Unix systems provide for showing you what you really want to see.

  • Unix and long usernames

    Posted July 30, 2008 - 7:20 pm

    Working around problems caused by usernames with more than eight characters is generally easy, but isn't it time we stop having to abide by limitations created 40 years ago?

  • Setting up a proxy web server with Apache

    Posted July 24, 2008 - 11:59 am

    Setting up a forward web proxy with Apache involves a very simple and quick procedure. From start to finish, it should take you roughly half an hour. Let's examine the process step by step.
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