Categories
SysOps

How to inspect command before execution

It is nothing fancy, but there are situations where it is beneficial to know how to identify and inspect command before execution.

Categories
SysOps

How to get names of distinct Debian releases

It is easy to get names of distinct Debian releases as you can always examine these on the Debian Releases web page. I will do something more interesting and demonstrate how to do that using a simple shell script.

Categories
SysOps

How to use recent version of Firefox in Debian Jessie

I was recently pointed out by Piotr Gabryjeluk that Iceweasel name was dropped (see Debian Bug report #815006). This caused a major inconsistency in the previous blog post. This is an updated version for Debian Jessie

Categories
SysOps

How to reload PostgreSQL configuration

Today, I will describe how to cause PostgreSQL clusters to reload their configuration files using four simple methods.

Categories
SysOps

How to install and configure private Seafile cloud storage server

Since the beginning of this year, I have started using Seafile, and I absolutely love it as it offers simple data organization using libraries and reliable file synchronization between multiple devices with built-in encryption. Check for yourself as it is undoubtedly worth it.

Categories
SysOps

How to perform PostgreSQL point-in-time recovery

This blog post is an update to the earlier PostgreSQL entries in which I will show you how to use continuous Write Ahead Log archiving to take advantage of the point-in-time recovery.

Categories
SysOps

How to use The GNU Privacy Guard

The GNU Privacy Guard is an essential application when you need to ensure the confidentiality and origin of the information, so it helps to protect your privacy and the people you communicate with.

Categories
SysOps

How to use classic Gnome shell instead of Unity desktop

There are cases where I prefer to install and use Gnome fallback mode (Gnome Flashback in recent system versions) instead of full-blown Unity desktop. I will give you simple instructions on how to change the default session manager.