Redswitches Operating Systems Blog

Ever wished you could bring back something you accidentally deleted in Vim or Vi?  These...

PHP (short for Hypertext Preprocessor) is a server-side scripting language widely used for task automation...

Making a new file in Linux is easy, and you can use one of the...

SSH (Secure Shell) is a network protocol that creates a secure tunnel for data on...

Node.js and NPM (Node Package Manager) are integral tools in modern web development.  In frontend...

Docker is often the preferred method of deploying applications on multiple server configurations. Developers can...

Ever wished that the apps on your Linux machine could understand where to find new...

If you look closely, the Docker file lies at the heart of the Docker platform....

Many admins and users often forget about checking the available disk space because servers generally...

The modern ZIP format we’re all familiar with is a lossless (no loss of information...

macOS uses environment variables for storing critical information about the system and user applications. Knowing...

Upgrading the Python version to the latest is the easiest way to access the language's...

Linux offers several ways of getting software on your system. RPM (Red Hat Package Manager)...

Ubuntu Server is a very popular option for deploying enterprise apps and business application infrastructure....

Even the new users know that directories are the primary working blocks of a Linux...

FFmpeg is a popular open source suite of libraries and CLI utilities used for processing...

When a software is ready to ship, the developers usually focus on building the final...

If you have worked with any Linux distribution, you know that under the hood, processes...

In Ubuntu (and pretty much all popular Linux distributions), the recommended method for running commands...

PostgreSQL, commonly known as Postgres, is an open-source relational database management system (RDBMS) that offers...

Cron jobs are a crucial tool in a Linux system administrator's toolbox. Admins use them...

The large number of available packages and libraries is a very popular reason many developers...

MySQL is one of the most popular open-source relational database management systems, widely used for...

You can easily rename a single file in Linux by simply right-clicking and renaming the...

User management is a critical part of server and network administration. Admins need to group...

There are times when you need to recall all the flags and parameters of a...

Admins often get requests to reset or change account passwords. This activity usually follows a...

If you use SSH to connect to servers, you may have encountered the SSH Permission...

Cron jobs in Linux are automated tasks that help users schedule regular activities, such as...

Docker has become the containerization platform of choice for many open source and proprietary projects....

Telnet is a flexible and very fast tool for remote administration, debugging, and information retrieval...

Since the days of mainframes and remote terminals, accessing and working with remote systems is...

These days, system administrators and developers don’t need to be in the same room as...

PostgreSQL, aka Postgres, is an open-source relational database management system (RDBMS) that's become very popular...

Memory management is a vital aspect of keeping a Linux system running smoothly. Whether you're...

Software applications depend upon multiple libraries (called dependencies) that contribute various functionalities. Sometimes, the installation...

Did you know a typical Linux installation can have about 1000 commands and utilities? However,...

NGINX is one of the most popular web servers in use today. Server administrators and...

Ubuntu has long been appreciated in the tech community for its reliability and adaptability. As...