Question: How do I change password for my account and other user accounts on Ubuntu Linux OS? Answer: On Ubuntu, you can change password from either GUI or command line as explained below. 1. Ubuntu Change Password from GUI Launch Change Password Window by clicking on “System -> Preferences -> About Me”, which will display [...]
Ubuntu Tips and Tricks
Question: When debugging an issue on Ubuntu, I typically go to the command line to view the log file. Are there any GUI log file viewers available for Ubuntu? Answer: Ubuntu comes with an inbuilt system log file viewer. Launching System Log Viewer Click on System -> Administration -> Log File Viewer, to launch the [...]
Similar to Windows Task Manager, Ubuntu offers a system monitoring utility that will display running processes, memory usage, file system usage. Apart from monitoring, you can also take several actions from the system monitor user interface — such as killing a running process. In this article, let us review how to put the basic monitoring [...]
Debian based systems (including Ubuntu) uses apt-* commands for managing packages from the command line. In this article, using Apache 2 installation as an example, let us review how to use apt-* commands to view, install, remove, or upgrade packages. 1. apt-cache search: Search Repository Using Package Name If you are installing Apache 2, you [...]
Question: I’m unable to do su – on Ubuntu. It says “su: Authentication failure”. How do I fix it? Also, is it possible for me to login to Ubuntu using root account directly? Answer: Let us address these two question one by one. Warning: Enabling root is not recommended. If possible, you should always try [...]
Question: How to run Windows applications in Ubuntu or any other Linux desktop distribution ? Answer: Install wine project, which will enable you to use Windows applications in Linux systems. What is Wine ? Using Wine you can execute Windows application like Microsoft Word, Excel, PowerPoint etc., in your Linux. Currently, 12,000+ Windows applications can [...]
Question: What is a timed login in Ubuntu or Kubuntu ? How does it work? Answer: If you have created a guest account on your laptop, you may want the guest account to automatically login when you reboot the machine. But, wait. You don’t want that guest account to login automatically when you want to [...]
Question: How to change date and time on my Ubuntu or Kubuntu laptop ? Answer: You can change the date and time from the ‘Time and Date Settings window’ that can be launched using one of the following two methods. Method 1: Launch From System Tray Right click on the date and time that is [...]
My name is Ramesh Natarajan. I will be posting instruction guides, how-to, troubleshooting tips and tricks on Linux, database, hardware, security and web. My focus is to write articles that will either teach you or help you resolve a problem. Read more about