What are things to do after installing Ubuntu 13.10?

Ubuntu 13.10 (code-named “Saucy Salamander”) was launched on 17 October 2013, with all the latest goodies inside. Once you download and install it on your computer, what are the things to do next? In other words, what are the essential or useful apps to install? In this article, I will share my experience with the […]
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How to password protect a folder or directory on Linux

Suppose you have a folder in your Linux home directory, where you store secure document files which you do not want anyone to access without a password. That way, even if someone manages to get a hold of your computer and access your home directory, there is still another line of defense for your private […]
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How to remove overlay scrollbars in Ubuntu

Since Ubuntu 11.04, Unity desktop comes with overlay scrollbars enabled by default. The original intention for overlay scrollbars is to save on screen’s real-estate, especially since Ubuntu started to run on touchable small screen devices where the traditional cursor-driven scrollbars are not necessary. However, many people are so accustomed to the traditional looking scrollbars that […]
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How to set up Ubuntu Desktop VM on Amazon EC2

Amazon Web Services (AWS) EC2 is the most widely used pay-as-you-go type of elastic compute cloud. You can launch a VM instance in a matter of minutes by using one of those Amazon Machine Images (AMIs) offered by EC2. If your use case of EC2 involves Ubuntu Desktop, you need to understand that it is […]
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How to take a screenshot while desktop menu is open on Ubuntu

On Ubuntu Desktop, you can take a screenshot simply by pressing “Print Screen” key. By default, the key is set to trigger gnome-screenshot program to capture current desktop screen. However, if you attempt to take a screenshot while any Unity menu or X11 application’s built-in menu is open, you will notice that “Print Screen” key […]
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How to automatically run a script when logging into Ubuntu Desktop

There are circumstances where you wish to have a script run automatically when you log in to Ubuntu Desktop. Such a script can configure various user-specific or system-wide settings on your Ubuntu system, upon user’s desktop login. In Linux, there are start-up scripts named ~/.bash_profile, ~/.bashrc, or ~/.profile which get executed when you start a […]
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How to set up proxy auto config on Ubuntu Desktop

Suppose you are using your Ubuntu Desktop laptop at home and workplace. When you are at your workplace, the corporate network your laptop is connected to is behind proxy. You would then have to turn on/off proxy depending on where you are. Of course you could manually update proxy settings of Ubuntu Desktop every time […]
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How to use a custom DNS server on Ubuntu Desktop

In Linux, DNS servers are specified in /etc/resolv.conf. However, a proper way to configure custom DNS settings on Ubuntu Desktop is not manually modifying /etc/resolv.conf, but using a separate GUI-based network management program which controls the content of /etc/resolv.conf. The default such program used by Ubuntu Desktop is called NetworkManager which is responsible for configuring […]
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How to manage a wired network on Ubuntu Desktop

On Ubuntu Desktop, a separate GUI program called NetworkManager is responsible for configuring network settings (e.g., wired network, wireless network, proxy settings). However, on a fresh installation of Ubuntu Desktop, your wired network is NOT managed by NetworkManager, but by /etc/network/interfaces. So if you go to: System Settings -> Network -> Wired on Ubuntu Desktop, […]
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How to install VMware Player on Ubuntu Desktop

VMware Player is a closed-source multi-platform virtualization software that is freely distributed by VMware. VMware Player has a convenient graphical user interface for virtual machine (VM) management, and with built-in NAT/bridged networking, there is no hassle in configuring VM networking, unlike other hypervisors such as KVM and Xen. It is straightforward to install VMware Player […]
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