The Linux Compendium
You may have often downloaded some open source software, for instance, various Linux distributions ISO. While downloading, you might also notice a link to download checksum file. What is that link for? Actually, Linux distributions distribute checksum files along with source ISO files to verify the integrity of the downloaded file. Using checksum of the … Read more
Although Ubuntu users these days get to perform various operations through programs having high-end GUIs, there are multiple reasons to use the Linux command line called the Terminal. Through Terminal, you can access many powerful native Linux commands as well as the empowering command-line features of many desktop applications. You can install software to Ubuntu … Read more
Linux includes a number of tools nearly for every purpose. No matter what tool you need, you will find everything. Even for backups, it includes a built-in tool Déjà Dup. Déjà Dup is a very simple but powerful GUI tool for backup in Ubuntu. It uses Rsync for incremental backups, encryption, scheduling, and support for … Read more
Ubuntu, as well as any Linux like operating system, comes with free software updates for each user. It releases operating system updates, patches and security fixes regularly for improvements in performance or fixing bugs. It is very crucial to update your Ubuntu operating system up to date because it helps to protect your system against … Read more
Sometimes you may want to display the contents of a file in the columnar format while working on the command line in Linux. Luckily, there is a Linux command Column that allows you to display contents of the file in a columnar format. It is very simple and easy to use command line utility. This … Read more
The Arduino software or IDE (Integrated Development Environment) contains a text editor that is generally used for writing, compiling and uploading code in Arduino hardware. It helps to connect and communicate with the Arduino hardware. Arduino IDE can be run on all major operating system platforms like Linux, Windows, and Mac OS. It is available … Read more
If you have sensitive data on your computer, it should be protected by encryption. Because without encryption, that data will be viewable and accessible to everyone that has access to your system. So instead of leaving the data wide open for everyone, why should not hide it using encryption. Encryption is important in transmission as … Read more
Ubuntu by default comes with a large number of fonts. These fonts are pre-installed in a newly installed Ubuntu OS. However, sometimes you may not be contented or get bored with these fonts and wish to install some additional fonts. There is a method I can show you how to achieve that as Ubuntu allows … Read more
SSL Certificates have become an essential requirement for any live website. SSL certificates are verified and issued by a Certificate Authority (CA). These certificates have two categories: Self-Signed certificates: Signed by an entity creating it rather than a trusted certificate authority. Mostly used for trial and development purposes and on an intranet environment. CA Certificates: … Read more
Rsync (Remote sync) is a useful synchronization tool for copying and synchronizing files and directories in local and remote Linux systems. You can synchronize files between two directories on the same computer, between the directories in two systems on the same network and between two directories on the remote system. In this article, I will … Read more