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Ubuntu Articles
Found 122 articles
How to Change PATH Permanently on Ubuntu?
On all Linux-based systems, PATH is the name of a crucial environment variable which is used by shell to look for executable files before running any command. The PATH variable contains a list of directories where different system and user-based programs are available. This variable sometimes needs to be updated to include additional custom directories, to allow running executables from new location without specifying the absolute path of the executable (or first changing to its parent directory). For example, instead of specifying the absolute path for Python like /usr/bin/python3, you can simply write python3 because /usr/bin is part of the ...
Read MoreHow to Install WordPress with Apache on Ubuntu?
WordPress is the leading content management system in the world. It's free, open source, and easy to use. It is based on the popular backend language PHP. According to statistics, WordPress powers almost 60% of web applications worldwide. This is because it offers many features and capabilities that every website owner needs. Let's understand why WordPress is popular − Usage − WordPress is easy to set up and use. Even a person without an IT background can set up and use WordPress effectively. It comes with a simple interface to manage content, pages, and users. ...
Read MoreHow to Install TeamViewer on Ubuntu?
TeamViewer is a popular software for remote access to computers. It allows you to access another machine using an ID and a password. It is generally used for troubleshooting and fixing problems. TeamViewer is not the only software that offers remote access; there are other alternatives. However, TeamViewer is the most used one due to its capabilities and features. Here are some features TeamViewer offers to users − Cross-Platform − It can be installed on almost all operating systems, which is why it has many users across different platforms. File Sharing ...
Read MoreHow to Install Redmine on Ubuntu?
Redmine is one of the best free and open-source project management tools, written using Ruby on Rails. Its customizable nature makes it an excellent choice for managing and tracking bugs in projects. The term "project management" refers to a broad process with different stages and phases, ranging from planning and organizing to executing. Having a system to track all this can bring significant improvements. Redmine has many features that make it popular and distinct from other project management tools. In addition to being free and open-source, Redmine offers functionalities such as − Issue Tracking − ...
Read MoreHow to Install phpMyAdmin with Nginx on Ubuntu?
When you try to build a website for production or just start learning web development, you need a server to make your web application accessible from the browser to other users, either to use it or test its functionality. The web server is an interesting part of any web application that involves backend tasks. Nginx is a better choice for a server to serve websites. It is known for its efficiency and capacity to handle large traffic. Perhaps as a server, Nginx can also work as a reverse proxy and load balancer. The pronunciation of the word "Nginx" is like ...
Read MoreRun Sudo Command without Password
The sudo command in Linux / Unix based systems allows a trusted user to execute a command with extended privileges, either as superuser (root) or as another user defined in the security policy. The security policy determines the privileges assigned to a user as well. It may require that the users should authenticate themselves with a password or another authentication mechanism. If a password is required, the user will be prompted to enter its account's password, with a timeout period. Else, the specified command is executed as per security policy, without any prompts. There are cases where one needs to ...
Read MoreHow to Install and Configure MariaDB on Ubuntu?
MariaDB is one of the most popular relational database systems out there that can be used to store data. MariaDB is a fork of the popular database MySQL and provides some improvements and features over the classic MySQL. There is often confusion in this area, many developers think that MariaDB is just MySQL, but in reality, it's not. Even though MariaDB is a fork of traditional MySQL, it adds more functionality and features that make it special and better than MySQL. If you are an open-source activist and prefer to use open-source software, it's better to use MariaDB over MySQL. ...
Read MoreHow to Customize Linux Shell Environment?
The shell is the interface between the user and the system. It can be used to do anything you want on your system. In Linux, there are several types of shells that we can use and interact with. In this article, we will explain how to use and customize the shell environment a little bit and introduce some ideas of what you can do to make your shell environment more custom, depending on your needs. If you are new to Linux, you probably only know the bash shell, but it's not the only one we can use. There are other ...
Read MoreMicro Text Editor – An Alternative to Vim
Vim is a well-known text editor in the terminal, used by many developers and sysadmins around the world. However, it is also known for its complicated keybindings and modes. You may want to use Vim, but for those reasons, or if you don't want to invest much time just to learn a text editor, we have the solution: Micro, an awesome and easy-to-use terminal text editor. Micro, as the name implies, is a lightweight and easy-to-install editor that comes with a lot of features and capabilities. In this article, we will go through how to install Micro and how to ...
Read MoreHow to Save and Restore a Linux Process?
Sometimes, you get in a situation where you need to take a snapshot of the process and use it later in the same state. We call this operation of saving a process state to use it later in Linux Checkpointing. This operation is done by taking a running process and saving it into a file, and then later, you can quickly launch the process again without losing its state. To make it easier to understand, let’s say you have a process doing some calculations. To prevent data loss if the system crashes or when you reboot the machine, you save ...
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