Linux: remove unwanted services from the system start-up

Default there are lots of services and programs which are starting to work while system start-up. It’s time to disable these unwanted.

Listening Network Ports

Two simple… but so useful commands for all kind of linux/unix servers administrators.

Apt-get package management in ubuntu

Everyone (each ubuntu user) knows how to install new package, search a package or remove one. However not everyone knows how to do something else.

Controlling Buffer Overflow Attacks by limiting settings in nginx

You have to limit few things in your nginx.conf: buffer size, body size and timeouts.

Linux server & security: SELinux

How to secure your server against burglary? By installing and turning on the right software. SELinux is one of these software.

Automounting doesn’t work, I need to mount manually

I don’t why, but automounting in my Ubuntu 9.10 doesn’t work. I couldn’t find any solutions, so I have to mount my usb flash drive manually.

Background processes in linux

Why to add process to background? How to do it, while executing script and when it is already running? Just a few quick examples.

Change default editor in linux

In most situations… default editor in “clean” linux is nano. However… you can always change it.

svn: Can’t convert string from ‘UTF-8′ to native encoding

Yeah, I have this error message. “svn: Can’t convert string from ‘UTF-8′ to native encoding” when I want to do “svn checkout”. Why is that? Because of locales.

Change quality of lots of images by one click :: linux

Did you ever try to change quality of lots of images? If you ever tried to put some images to your website – propably you did. How you can do it? Via Gimp, Photoshop, Paint, isn’t? Sure, you can. However… it takes so much time.