Linux System Administrator

Anaconda is the opensource package manager and distribution of Python and R Programming language. Anaconda is mainly designed for Data Science and Machine Learning and used for large-scale data processing, predictive analysis, and scientific computing. It offers over 1400 data packages in the free and paid form. It also ships with conda command line utility. This tutorial outlines how to install Anaconda on Ubuntu 18.04.

To remove files and directories using Linux command line rm and rmdir commands are used. To remove files unlink command also used in Linux. In this tutorial you are going to learn how to safely remove files and directories using Linux command line.

Sometimes when you need to rename a local or remote branch in Git. There may be any concerns like incorrectly followed conventions or project needs. In this tutorial, you are going to learn how to rename local or remote branches in Git. You can rename a git branch very easily by using this tutorial.

Curl utility in Linux is used to transfer files to or from a server using protocols like HTTP, HTTPS, FTP, SCP, SFTP etc. This command is easy to use and can work without user interaction. Curl command can also be used to download or upload files with supported options like proxy support, resume transfer etc. Alternatively to transfer files we can use wget command.

Wget is a command line utility used for downloading files in Linux. Wget is a freely available utility and licensed under GNU GPL License. By using wget utility you can download files with FPT, HTTP, HTTPS protocols. Wget command is also used to download the whole website using mirror feature. You can also use this command in a cron job to download files. In this tutorial, you are going to learn 11 wget command examples in Linux.

Linux systems are designed in such a way that they can support multiple users. Because of this Linux systems should maintain the database for access permissions for different files and directories. So it will know that who can access these files and directories. Following are the two main types of permissions in Linux:

SCP command is used to copy files between to systems in a secure way. SCP stands for Secure Copy which copies files or directories securely. By using SCP command you can copy or transfer files from the remote system to the remote system or remote system to the local system. SCP command encrypts data and passwords sent to another system for security. In this tutorial, you are going to learn how to use SCP command to transfer files/folders in Linux.

Yarn is a adavanced package management tool for Javascript applications mostly used for Node.js applications. Yarn is compatible with npm used for installing, configuring, updating and removing npm packages. It helps to solve problems with npm like network connectivity issues, speeding up the installation process etc. In this tutorial we are going to install Yarn on Ubuntu 18.04.

The screen command in Linux is used creating terminal multiplexing. By using screen you can run any number of the terminal based applications. Screen command can enable you to resume your work where last time you exited the application. User can open multiple instances of terminal inside one single terminal by using screen command very easily. If you exit the terminal then the process running in the terminal will not break it will be continued in the background so you can resume the session where you left. In this tutorial, you are going to learn How to Use Linux Screen Command With Examples.