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TELNET (Teletype Network) is the service that allows you to access another computer by logging in to the remote system, such that, you can pass commands to another system by sitting back at your place. It allows you to send the instructions to a remote client, but in a plain-text format. Telnet listens to all the requests by the user usually on TCP port 23, but you can change it … [Read more...]

In Ubuntu, setting the screen resolution is not a strenuous task to do. So, why not discuss it, in brief, to know, how to change screen resolution in Ubuntu. You may have encountered that the resolution of the Ubuntu machine is small as compared to your system's screen size, this happens usually, if you have installed Ubuntu using the VMware, Virtual Box, etc. I have installed Ubuntu 14.04 … [Read more...]

Ubuntu comes with one additional account that you had not created, that's what called as Guest account/ session. Through Guest account, an unauthorized or you can say, anyone with whom you are not willing to share your Ubuntu system, may enter and use it, if the system's screen is unlocked. However, your private folders will not be accessible to any guest user. But, to be on a safer side, it is … [Read more...]

Java is the prominent source to assist in developing and executing the applications or programs written in the Java language. The maker of Java is "Sun Microsystems" but now it is under "Oracle". If we talk about its implementation, it is available in various suite such as Openjdk, Oracle Java, etc. Here, we will discuss about how to download and install Oracle Java in Ubuntu. Now the question … [Read more...]

Are you searching to enable / disable firewall in Ubuntu? You are at the right place...Ubuntu has a firewall that protects the system from the potential threats such as various malware, but the mechanism to implement it in Ubuntu is quite different than Windows. Just recall what is a Firewall and why it is needed? Firewall is basically a system built to prevent the system from an unauthorized … [Read more...]

Do you sometimes feel annoyed due to the process getting hanged while working in the PC? Here's the tutorial which will help you to know, how you can kill a process in Ubuntu. This is quite usual, for the processes getting slowed down due to the varied reasons, but however, this practice occurs rarely in the Linux environment such as Ubuntu, still there may be times when you may face this … [Read more...]

How often you check for the running processes on your Ubuntu system? The basic need to do is to know about the process ID (PID), memory utilization, etc. With the help of PID you can easily kill a process whichever is no longer needed or stopped unexpectedly. Various commands are available to look at the running processes, but its usage may vary according to the requirement, they are as … [Read more...]

This article will help you to know that how you can change the Directory in Ubuntu. For an instance, you are required to change the directory to access the folders & files stored in that particular location, then you have to use "cd" command for it. The "cd" command can be used in numerous ways which will surely depend upon your requirement. To access cd command i.e change directory … [Read more...]

An Ubuntu comes up with the exclusive series of Codenames in every new release. These names are related to the creatures, in addition to an adjective for any impressive word. May be due to this, you might not be able to remember the name and sometimes it's version. It's not necessary to have a reason to know anything, it can be just for the sake of knowledge. By default, the Unity mode appears … [Read more...]

The typical tasks in the Linux can be accomplished easily, only if you are a Root user or you may say a SuperUser. For that, you need to enable the root user in Ubuntu. In Ubuntu, the Root account is not enabled at its own, it is locked. As a result, it causes hindrance to perform the activities such as installing a software, editing the network configuration applet, etc. You people may be … [Read more...]