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  • Installing Midnight Commander 4.8.11 on Ubuntu 14.04, 13.10, 13.04 and 12.04

    Midnight Commander is a very popular file manager for Linux operating systems. In this article I will tell you how to install MC in version 4.8.11 on Ubuntu OS. First of all check if you already have MC installed (and if yes, what is its version). If your current version is older, remove it. Open… read more

  • Installation of Restricted Extras on Ubuntu

    Due to the Ubuntu’s policy about non free formats on default, this operating system comes with no support to media like MP3 (which can be required to deal with FFmpeg) and DVD, Flash Player or Java. Despite of that, You can still get support of this features by installing third party package. Installation Open terminal… read more

  • ThinkPad X220: Installation of Fingerprint Reader on Xubuntu Linux

    Natively Xubuntu (as well as any other version of *ubuntu) does not support fingerprint reader. To enable this feature and use it as an alternative way of authentication, you have to install additional package. One of them is called Fingerprint GUI and it supports several fingerprint reader devices. First of all open terminal and check… read more

  • How to install Hamachi VPN on Ubuntu?

    If you want to install Hamachi, probably you know what it is. That’s why I will skip the description about this pretty nice VPN software. Let’s install Hamachi under Ubuntu Linux (works on *ubuntu as well). Go to Hamachi’s web page and scroll down to Linux section. Download DEB file. I’ve chosen 64-bit version. Now… read more

  • How to install Java 7 on Ubuntu? (Easy method)

    Another way (much more easier than the one I previously posted on May ’13) to install Java 7 under Ubuntu is presented below. You don’t have to edit any files manually. Just type these commands in terminal with sudo: While upgrading your repositories, your Java will be up to date.

  • How to install Apache OpenOffice in Ubuntu 13.10 from *.DEB files?

    Installation of Apache OpenOffice 3.4.1 (or 4.x) is as much easy as when you install software using apt-get or GUI Software Center in Ubuntu. Debian packages are provided in one tar.gz archive. Download it and do the following steps. Before the installation process ensure that LibreOffice is removed to aviod some conflicts. Extract the archive:… read more

  • How to install cURL for PHP in Ubuntu?

    To install cURL extension for your PHP environment simply open terminal and type: Installation will take seconds. Then restart Apache with: You can check if everything is OK with: Press CTRL + F under your browser and search for a “curl” phrase. If it will appear, installation of cURL is successful.

  • Installing Cisco VPN Client in Ubuntu

    To install Cisco VPN in Ubuntu, you have to open terminal and install following packages: and: Now (if you are using Gnome) simply left click on Network Manager icon and define new Cisco VPN connection.

  • How to install newest Firefox on Ubuntu 13.04, 12.10, 12.04 on Linux Mint 15, 14, 13?

    In this article I will show you how to upgrade your Firefox to the newest possible version on Ubuntu and Linux Mint. Close Firefox and open terminal and add new repository: Update everything: Finally install Firefox. Changes will take effect without restarting OS.

  • How to install Gnome Session Fallback on Ubuntu 13.10, 13.04, 12.10, 12.04?

    If you hate Unity as much as I, you can turn it off and use Classic Gnome 2 (known as Gnome Session Fallback) which is preferred my many Ubuntu users, who hate Unity and do not accept Gnome 3. I have been trying a lot to get use to Unity but after several minutes I… read more

  • How to disable global menu in Unity on Ubuntu 13.10?

    By default, menu of each application in Unity is presented in the same global menu bar (depending on which application is currently active). This article shows how to disable global menu and enable independent menu for each application’s window that is currently opened. Open terminal and remove indicator-appmenu: Changes will take effect only after restarting… read more

  • How to install Grub Customizer in Ubuntu 13.10?

    Grub Customizer is a graphical software that allows you to easily change the order and appearance of menu entries. Adding repository To install Grub Customizer in Ubuntu 13.10 open terminal and type: Updating packages Update packages: Installation Install GC:

  • Linux: How to synchronize time in Ubuntu or Debian?

    You can easily synchronize time of your server or local machine using ntpdate command. Open terminal and type: You can change the address of time server ( to a different one that suits you. If you don’t have ntpdate installed, do I with below command:

  • Sublime Text 2: How to change colour theme in Debian / Ubuntu?

    Sublime Text 2 comes with various colour themes. One of the best theme (in my humble opinion) unfortunately is not included so you have do download it and activate manually. This theme is called Tomorrow Night (with my favourite Blue edition). All Tomorrow themes are made my Chris Kempson and you can obtain them from… read more

  • Ubuntu: How to check system version in terminal?

    To check your Ubuntu (Kubuntu or Xubuntu) version in terminal, simply enter this command:

  • Linux: How to upgrade Ubuntu distribution?

    When a new version of Ubuntu is available, you can easily upgrade your system to the newest version by entering following command in terminal:

  • Linux: SSH connection in Ubuntu

    In this article we won't talk about what is Secure Shell – we'll just focus on how to use this protocol in Ubuntu. By default Ubuntu is unable to manage SSH connections because it's not installed. To be able to connect with remote machine we have to install OpenSSH Server on our local machine. Open… read more

  • PHP: Instalacja rozszerzenia LDAP pod Ubuntu

    Wsparcie dla protokołu LDAP nie jest domyślnie aktywne w PHP. Ubuntu umożliwia szybką instalację tego rozszerzenia dla języka PHP w Ubuntu. Wystarczy wywołać w terminalu poniższe komendy. Na serwerze w linii poleceń (terminal pod CTRL + ALT + T) instalujemy pakiet php5-ldap: Aby sprawdzić czy rozszerzenie zostało doinstalowane, wystarczy stworzyć prosty plik z funkcją phpinfo(),… read more

  • Linux: How to change host name in Ubuntu?

    Process of changing host name in Ubuntu is quite easy. All you have to do is to edit two specific files, modify them and reboot your machine. Open terminal and (as super user) type: Below the first line (which contains something like " localhost") find host name you wish to modify and change it to… read more

  • Installing Windows fonts in Ubuntu

    To enjoy Windows fonts in Ubuntu just open terminal and type this command:

  • Linux: Automount NTFS partition in Ubuntu

    How to automatically have all out NTFS partitions mounted under Ubuntu? By default you have to click on selected partition in file manager (GUI) to force system to mount it. In fact this effect will stay until you reboot your system. Let's force Ubuntu to mount partitions permanently during it's start. Open Software Centre and in… read more

  • Customize Terminal Prompt in OS X Yosemite with Emoji Icons

    One of the reasons why I felt in love with Macs and OS X is the combination of interface beauty and power of Unix. Although I do like Debian and Ubuntu in terms of doing my development stuff, both systems are extremely ugly and don’t give much visual pleasure. But let’s focus on OS X.… read more

  • Installing Homebrew in OS X

    If you miss a typical package manager like Apt-Get from Ubuntu then Homebrew in OS X is for you. When your Mac has Homebrew, you can easily install packages with command line. To install it, open Terminal and paste You will get the following prompt. Hit Enter and follow instructions shown on the screen.

  • How to Check Version of a Package Installed on Linux?

    Sometimes you will have to check which version of currently installed package you have. In various distributions of Linux you can achieve this in the same way. Ubuntu will be an example. To get this information, simply open terminal and type this command: As an example I will check which version of Midnight Commander I… read more

  • FFmpeg: Basic examples of usage in command line

    In my previous article about FFmpeg I’ve described a method of removing sound from the surce video stream. Today I will present some general examples of how to use FFmpeg. That includes conversion from one format into another, setting specific bitrate (quality determinant) and other minor settings. (Check this article from time to time, because… read more

  • FFmpeg: How to remove audio from video?

    Sometimes you may need to have a silent video for web development reasons (you build new website with “video in background plugin). Sound can be very annoying and it should be removed. How to remove sound from any video file? Let’s use FFmpeg. Powerful, command line tool. You should find FFmpeg in your Ubuntu. Simple… read more

  • Debian: Installing Java from repository

    There are many ways to install Java support in Linux systems. One of the easiest is to do it by adding specific entries to our sources.list file and install Java from repository. Open terminal and edit sources.list:

  • Installation of NetBeans and JDK in Debian

    Installation of NetBeans in Ubuntu or Debian is very easy but before you do so, you have to install Java JDK which is required by NetBeans to work. 1. Installation of Java Development Kit Go to Oracle’s Java SE Development Kit 7 Downloads, accept License Agreement and download proper version of JDK in tar.gz file.… read more

  • Debian: How to install Dropbox?

    To install Dropbox in Debian we'll use terminal. Follow steps below to finish this process successfully. Download First step is to download package from it's official website. Because Ubuntu packages should work in Debian – download Ubuntu version instead of this dedicated to Debian (I had few problems with it). I've downloaded 64-bit version. Next,… read more

  • PHP: Przedwczesny “timeout” sesji

    Programując na systemie Ubuntu w PHP z wykorzystaniem sesji, często dochodzi do konieczności zwiększenia czasu życia tychże ponad standardowe 1440 sekund (24 minuty). Najczęściej robi sie to poprzez użycie funkcji ini_set():

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