Category Archives: ubuntu

How-to install Cockpit on Ubuntu 20.04 LTS

To have Cockpit installed on Your Ubuntu 20.04 server you have to do only this simple step:

After that you can access your Ubuntu server via web browser:

Cockpit on Ubuntu Server

And this is it.

How-to install balenaEtcher on Ubuntu 20.10 (Groovy Gorilla)

After reinstalling my daily laptop back to Kubuntu (20.10) I needed a software to “burn” ISO to USB stick.

The choice was simple – balenaEtcher.

So this is how I do it:

And that’s it not working under ubuntu chromium

After reinstalling my laptopt to Ubuntu 12.04 – site which is using SoundCloud to play music stop working under chromium, but under Firefox it was…

After some searching in the internet i have found that the problem could be in chromium codecs. Typing:

solved the problem.

Ubuntu 13.04 (64-bit) and VirtualBox 4.2 extension pack installation problem

Today i have reinstalled my company workstation to Ubuntu 13.04 Raring Ringtail. After that i have installed VirtualBox 4.2 and wanted to install extension pack from VirtualBox homepage┬áOracle_VM_VirtualBox_Extension_Pack-4.2.16-86992.vbox-extpack. So I went to File->Preferences->Extensions and clicked Add package… and after that i have got error message like this:

After googling the net i have found a solution for that which was:

Closing the VB and starting it again solved the problem.

Xubuntu 12.04 LTS running on AMD X6 FX-6100

After couple of weeks i told my boss that my old hardware must be replaced. My plan was to buy hardware which would be able to serve me for testing stuff. My choice was:
CPU: AMD X6 FX-6100
RAM: Kingston 8GB HyperX Blue
Motherboard: Gigabyte GA-780T-D3L
Case: Modecom A14
Graphic card: ATi Radeon HD5450 1GB RAM DDR3

All my company runs programs which require Microsoft Windows, but i like ubuntu! So, because i don’t need any special desktop effects i have installed on that configuration Xubuntu 12.04.02 LTS. To run Windows software i have installed┬áOracle VirtualBox and then Windows 8 Enterprise Edition.

This is a second week when i am using that and everything works fine!

(X)Ubuntu 12.04 – Java SDK 7 and Google Chrome

From Oracle site download latest Java SE Development Kit 7. Installation goes like this:

  1. Download latest Java SDK
  2. Unpack it
    $ tar -xvf jdk-7u10-linux-i586.tar.gz
  3. Create directory in /usr/lib/jvm
    $ sudo mkdir -p /usr/lib/jvm/jdk1.7.0
  4. Move unpacked files into created directory:
    $ sudo mv jdk1.7.0_10/* /usr/lib/jvm/jdk1.7.0/
  5. Update your alternatives:
    $┬ásudo update-alternatives –install “/usr/bin/java” “java” “/usr/lib/jvm/jdk1.7.0/bin/java” 1
    $┬ásudo update-alternatives –install “/usr/bin/javac” “javac” “/usr/lib/jvm/jdk1.7.0/bin/javac” 1
    $┬ásudo update-alternatives –install “/usr/bin/javaws” “javaws” “/usr/lib/jvm/jdk1.7.0/bin/javaws” 1

Next thing is to create a plugins directory in Google Chrome folder:

$ sudo mkdir /opt/google-chrome/plugins

and after that a link to

$ sudo ln -s /usr/lib/jvm/jdk1.7.0/jre/lib/i386/ /opt/google/chrome/plugins/

Here you can check if your Java plugins works ­čÖé