kde plasma 5: how to add and remove a widget from panel in kde

kde widget list menu

In KDE and Plasma 5, you can have as many panels as you like on your desktop. The panels are usually only useful if it contains some widgets in it. We will see how you can add, delete or modify widgets to your panels. The KDE desktop environment is based on two different types of concepts: Widgets and Containments (or…

how to configure proxy server in linux

mozilla thunderbird proxy server settings

Proxy server is an interface that allows you to connect or use a service (usually a remote resource) that is usually resource intensive. It is also used by large area network to manage network traffic and as a security measure within the network. When configuring a linux system for networking, you will also need to configure your proxy server, ie. if you…

7 things that you will find to be different when using a linux operating system

Count Files in Directory

Unix has been a NOT so popular operating system for end users that has been around almost since the computers were invented. Linux is a variation of Unix that has made some serious inroads as a viable desktop environment, but still is struggling to gain much foothold in the end user market. If you have not used Linux before, then there will be…

kde plasma 5: how to add and remove panels in the desktop

kde remove panel from desktop

If you are using the latest KDE desktop, which is Plasma 5 then you have the ability to add multiple panels to your desktop. The panels in KDE (as with most other desktop environments) have the ability to hold different widgets that allows you interact with the system better and faster. The desktop in KDE is based on two different types…

what are linux commands and the 4 types of them

shell commands that are builtin to the shell

In Linux or any unix based system, a command refers to a directive that can used to invoke computer program. This program then acts as an interpreter to the command and its options and arguments, and performs a specific task. In most scenarios, a command refers to a directive in the command line which is usually a shell such as…

how to access ftp servers and transfer files in linux without an ftp client

accessing ftp server using dolphin in kde

Many times softwares are hosted on ftp servers, especially open source and not so popular ones. FTP servers are also good method to transfer files and folder between machines. This means that you will need to occasionally connect to FTP file servers either to download or upload files. If you happen to work with FTP servers a lot, then it…

how to configure proxy server in kde

kde network and proxy server settings in system settings dialog

Depending on the network you are connected to, you may need to configure a proxy server in order for you to connect to the internet. A proxy server is not a part of every network and is not a required component of a network. Large networks, such as corporate networks usually have a proxy server that allows the network traffic…

how to change port number of ftp (vsftpd, ProFTPd) in linux

linux ftp server port configuration

One of the most popular methods of transferring files between machines is using a FTP server and client. There are quite a few FTP servers out there, and almost all of the Linux distros comes with one by default. If you are not happy with the one that is installed by default, you can always install another one. By default,…

4 advanced calculators that you can use from linux command line

qalc or qalculate calculator in linux command line

Almost all modern day Linux distros come with a calculator application by default, unless you use Gentoo, Arch or a similar distro. Most times such GUI based calculator are sufficient to do some quick calculations. However you may not have access to a GUI based system all the time, and you would want to use a command line based calculator…

how to change the default ssh port in linux

linux change default port

One of the best ways to connect to a remote machine is by using the ssh protocol. Secure Socket Shell (or ssh) is a cryptographic network protocol that allows you to securely connect to a remote machine. It also refers to a suite of utilities that implement the protocol, such as the ssh server and an ssh client. In order for…

how to find all files containing specific text in a linux filesystem?

search text in file content with grep

Most search utilities work by crawling, parsing and generating an index of the file content so that they can be searched later. Many operating systems and desktop environment follow this approach to make searching faster. We will see how to search through file content from the command line, without the use of such indexes or engines. Needless to say, these…

7 of the best web browsers that you can use in linux

vivaldi browser in linux

Everybody needs a web browser. The web browser is probably one of mostly widely used tools in this day of cloud computing and internet. Google even made an operating system out of a browser. What browser you use depends much on its feature set and your own preferences. Almost all of the popular web browser today, have a very similar…