Screen is a program that runs in terminal and allows you to create multiple terminals with one ssh login. It runs in background so that you can attach to the same session if ssh disconnects. Its particularly useful when you are using mobile data or have to leave some process running in foreground. You can…

During migration of a website which has not been updated in a while, it occured to me that docker will be ideal for this website. It did not have a lot of traffic and business impact was also less. So I gave myself a few days to deep dive and learn it. The documentation and…