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Runlevels and rc.d scripts

Many operating systems use the concept of runlevels. This is particularly the case for System V Unix based systems. As you might have read in our earlier post how Linux boots it uses runlevels to determine what to do. Let's study runlevels and rc scripts in detail.

Runlevels

Runlevels are …


What is Git Blame & it's usecases

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Git Blame

Have you ever wondered who touched a bunch of lines in this code last time? There have been lot of situations which can leave people baffled for a while to know who actually changed what. Blame labels each line in the code with the details of the last …


Have you ever heard of OG-TAGS?

Ever noticed how Facebook shows an excerpt from a website with its image, or how a tweet with just a URL changes into a short window to the actual website? It's because of og-tags. Let's understand more about it!

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Overview of OG Tags

The Open Graph Protocol is what works …

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