Both Linux and Unix like OSes comes with z commands. It allows you to read gzip compressed text files using zless, zcat and zmore etc. gzip reduces the size of the files using Lempel-Ziv coding (LZ77). Whenever possible, each file is replaced by one with… Read More »Manage gzip files on-the-fly (zcommands)
It’s proven to be that during software development process, research activities and etc., using of virtulization is invaluable. In my practice I use Vmware Server, so the next article would be useful. First of all, we need to find where all our virtual machines are… Read More »Make a copy of virtual machine with Vmware Server
There are two commands that may help you to find where executable binary is located regardless it’s Unix or Linux system. They are whereis and type. First locates source/binary and manuals sections for specified files and second tells what exactly shell executes when you type… Read More »Find out where Unix/Linux executable binary is located
I’ve noticed that when I keep ssh sessions that I opened before untouched for some period of time (like 30 minutes) they become frozen and as a result I have to close ssh terminal and start a new connection. To prevent such situation I found… Read More »Secure shell (ssh) session timeout
If you would like to download large file like HD Video or Linux ISO image while you’re working at your Linux PC or laptop I recommend to use the following command: wget -c -b “http://file/you/wish/to/download.ext” –limit-rate=100k Where, -c will continue getting partially-downloaded file (if connection… Read More »Silent and unattended large file download with wget
The easiest way to feed spamassassin with spam is:
spamassassin -r < message.txt
This step-by-step manual provides instructions on how to install freely available VMWare Server at Ubuntu Feisty Fawn Linux (7.04). First of all download installation package here and get free serial code. To get VMWare Server working at Ubuntu 7.04 I recommend to download this patch.… Read More »Vmware Server at Ubuntu Feisty 7.04
Here is one more way to find out how many CPUs are used by Linux: cat /proc/cpuinfo | grep “^vendor_id” | wc -l As for me I use this way to make sure that SMP kernel should be installed. You’re welcome to suggest your ways… Read More »One more way to count CPUs in Linux
Sometimes it happens that it’s necessary to install Fedora Core onto server you have not physical access to and there is to luck to find any person who can do it for you there. Some other distributions like Debian provides remote ssh installation while Fedora… Read More »Fedora Core remote installation howto
If it’s necessary for you to debug HTTP server (to find a reason of some problem) and would like to watch HTTP headers, please use Firefox addon:
