By Christine Tomas – The significant feature of Linux — is its transparency and openness to change. But users pay for it with the standardization of the command process. (more…)
Updated on 6/6/2022 – In some situations, processes in Linux can prevent users from starting tasks or installing applications for instance when an apt command is invoked , an error similar to ’could not get lock /var/lib/dpkg/lock-frontend’ might occur. (more…)
Kubernetes is an open-source platform that is used for the management of containers such as Docker. It allows the automated setup, scaling, operation, provision and maintenance of the containers. (more…)
Updated on 4/4/2022 – If you have a docker container and would like to add users to run some processes, this short tutorial is for you. The trick here is to rely on USERADD rather than on the interactive wrapper (more…)
When a Linux system has an out-of-memory error or runs out of RAM, .i.e. can no longer store data in the virtual memory, it will temporarily use swap space in order to increase the size of the virtual memory available. (more…)
In this short tutorial, you will learn how to send one-liner emails using sSMTP from your Linux Ubuntu/Debian terminal. But why on earth would we want to send Emails from the terminal ? (more…)
Updated – Ubuntu logs system events into the log files in order to help administrators maintain, analyze and diagnose system related issues and applications problems. (more…)
In Unix and Linux, there are many security built-in features. One such feature is related to files and who should be allowed to manipulate them. Since everything is a file in Unix and Linux, a (more…)
Startup applications are the programs that are launched automatically when Ubuntu boots up. Sometimes you want to make an application start after you log in to the system, like for instance (more…)
Sometimes you need to run your nodejs server permanently (.e.g. for building a REST API that will be consumed by a mobile application) without the need to run (more…)
