Linux and Unix ecosystem mainly used command line based. While working with command line and C Shell we generally need some values to use with commands. Shells provide environment variables for this. This environment variables can be managed with setenv command like add, change and remove. Syntax Syntax of setenv command is...
In the old times of Unix and BSD where Windows was not born the systems where very different. Computers where big and heavy but very weak according to these days. The use cases and system architectures was very different too. If we need to connect a system we generally need...
Linux is interesting operations system. It provides a lot of command based or terminal based applications. Lynx is one of them. Lynx is a terminal based web browser. This means we can browse the web or surf in the web in a server environment without a desktop manager. In this...
Python is very expressive language which provides a lot of different output types and extensions. Printf is one of the most used function to print output. In this tutorial we will look different usage types of printf Print String Value This is the simplest usage form of the printf function. We will...
Out-File is a cmdlet provided by Powershell core libraries. This cmdlet provides features to write created output into a file in the file system. In this tutorial we will look different ways to write output into a file with out-file cmdlet. Write Into A File One of the basic usage...
Virtualization and cloud computing is future of the IT. There are a lot of tools and architectures to make virtual the systems. Every big vendor have their original or clone virtualization technology or ecosystem. Linux provides KVM, Qemu for opensource, fast virtualization. Open source cloud ecosystem Openstack is mainly positioned...
Tmux is great tool which saves system administrators from a lot of unnecessary work load. Tmux is creates multiple screens, split current screen and may be the best part even ssh is closed it resumes to work and after reconnect we can resume from where we were. Open Tmux We...
Mariadb is an open source database forked from another popular open source database MySQL. MariaDB developers are original developers of the MySQL. After Oracle get management of the MySQL project they become unhappy with the management of the Oracle and started MariaDB project. Latest available version for MariaDB was 10.1.18...
