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Category Archives: Linux

Scheduling programs using crontab

Calendar

(Picture from meds.queensu.ca)

On any Linux there are two commands for scheduling at and cron. Programs scheduled by command at will be executed once at a defined time. With crontab it is possible to define a command that will be executed periodicly.
To make sure you can use crontab check if there is /etc/cron.allow file and if it exsists check for your username there. If you use a Debian based Linux you don’t need to worry, you’re may use it by default.

Seven great Ubuntu applications

Ubunntu Inside

(Picture Ubuntu Inside by Kordite)

Phatch

(http://photobatch.stani.be/)

Now how many time did you have couple of photos and needed to do the same editing on them. It could be just resize or something other, but you needed to open every single one and repeat that action. Now there is one cool program for photo and batch, Phatch. You can do: resizing, adding watermark, text, shadow, rotate pictire, …

Ubuntu 9.10 – clean install or upgrade

Ubuntu CCCP

(Picture by knihm)

This is the most doubted question when there is a new version of Ubuntu or any other OS. Ubuntu 9.10 is released a week ago and it brings some improvements. There is a new version of the kernel included 2.6.31.1, Ubuntu now ships Ubuntu One by default, GRUB is now in version 2 available. But there are two things that are important to us when we are deciding about clean install or upgrade.

Migration to Linux – My experience

Tux executive

(Picture by Jonathas Rodrigues)

By migration I mean using some Linux distribution or more distributions as only installed OSes. I’m a Linux user since 2005., my first Linux was Ubuntu 5.04, but I didn’t migrated fully to Linux till September 2009. In this post I will cover some important things that you need to keep in mind about performing migration to Linux.

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quote openDebugging is twice as hard as writing the code in the first place. Therefore, if you write the code as cleverly as possible, you are–by definition–not smart enough to debug it.quote end
by Brian Kernighan

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