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.

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.

Publish post on Facebook Page wall as a Page (not a user) (python + Facebook REST API)

After long days (or even weeks) of fighting with this issue… today I can be proud of myself. At last… I did it and it works! I can publish new posts on Facebook Page wall as a Page, not as a user (admin of that page).

SQLAlchemy: Dependency rule tried to blank-out primary key column…

While I was working on some project (pylons + sqlalchemy), I had an error: “ERROR [project.controllers.blog] Dependency rule tried to blank-out primary key column ‘BLOG_TAG_2_ENTRY.id_blog_entry’ on instance”. How to fix it?

Some of the buttons in eclipse don’t work

Some time ago I realized that some of the buttons in my eclipse don’t work. I mean that I can’t press it by clicking, but I can press it using keyboard. To fix it… I had to create new file.

Get number of your subscribers from Feedburner

While we already know how to create script for getting number of followers from twitter – now it’s the best time for getting number of subscribers from feedburner. Everything will be done in python (django).

Build firewall on server (ubuntu)

I would like to secure my VPS. That’s why I had to find some more informations about firewalls. The most interesting idea… “firewall” via iptales. However managing iptables is a litlle bit complicated, so I decided to use UFW.

“Starting nginx: Enter PEM pass phrase:” – not any more

We generated new ssl key. This time it’s from Gigaone. I added it to site’s config file and after restart of nginx I have a message: “Starting nginx: Enter PEM pass phrase:”. Everything is fine, however I don’t want to fill my password after each restart of nginx. Time to do something with it.