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Linux/Unix sysadmin blog: docs, tips, hacks and more.

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Recent Posts Tagged With 'hacks'

  • 13 Linux lethal commands

    Posted on Thursday December 3rd, 2009 at 02:02 in tips, hacks, Linux

    In this post I will collect all commands which SHOULD NEVER be executed in Linux. Any of them will cause data loss or corruption, can freeze or hang up running system. NEVER RUN THESE COMMANDS IN LINUX BOX CLI! Even if somebody advises you in forum/i...

  • VMware server console keyboard problem in Ubuntu Intrepid Ibex

    Posted on Friday December 19th, 2008 at 06:13 in tips, hacks, Linux, ubuntu

    Few days ago I have upgraded my Ubuntu to latest 8.10 (Intrepid Ibex) and found that keyboard just doesn’t work in VMware Server Console. The problem was that I couldn’t use keyboard under guest operating system including Windows, Linux e...

  • WPA Wi-Fi encryption is now cracked

    Posted on Friday November 7th, 2008 at 04:26 in news, hacks

    Network security researcher Erik Tews found a way to brake TKIP (Temporal Key Integrity Protocol) used by WPA in order to read the data being sent from router to Wi-Fi laptop or PC. It takes from 12 to 15 minutes to crack WPA encryption according to ...

  • FAQ: How to order pizza from Linux CLI?

    Posted on Friday August 8th, 2008 at 08:34 in hacks, humour, Linux, Unix

    Q: How can I order my favourite pizza by using Linux command line interface? A: Well… You can use Pizza Party application written by Cory Arcangel and Michael Frumin! Here are some features this outstanding application provides: Can order piz...

  • Mount your Flickr account as regular Linux drive

    Posted on Wednesday April 30th, 2008 at 09:34 in hacks, ubuntu, applications

    Flickr is an extremely popular image/video hosting website, web services suite and an online community platform. It was one of the earliest Web 2.0 applications. In addition to being a popular Web site for users to share personal photographs, the ser...

  • ptunnel: send/receive TCP traffic via ICMP reliably

    Posted on Thursday April 10th, 2008 at 15:36 in hacks, ubuntu, applications, debian

    Yes, it can be useful sometimes. For example, you have access to Wi-Fi network but you're not allowed to access Internet via TCP/UDP as these protocols are blocked. At the same time ICMP is opened and you can ping everything alive in Internet. So, to...

  • KDE on Nokia Internet Tablet n800 and n770

    Posted on Wednesday September 12th, 2007 at 03:19 in hacks, kde

    The Nokia N800 Internet Tablet is a wireless Internet appliance from Nokia. The N800 was developed as the successor to the Nokia 770. It is designed for wireless Internet browsing and e-mail functions and includes software such as FM and Internet rad...

  • Web server on bash (in one line!)

    Posted on Thursday September 6th, 2007 at 15:46 in hacks, ubuntu, shell

    It’s amazing that it’s possible to write little web server on bash shell script. Here is it’s source code: :;while [ $? -eq 0 ];do nc -vlp 8080 -c'(r=read;e=echo;$r a b c;z=$r;while [ ${#z} -gt 2 ];do $r z;done;f=`$e $b|sed 's/...