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Installation of MongoDB is not my goal, while installation mongodb on ubuntu we need to remember that, It should be easily upgraded to its latest version. In this article, 1. How do you easily install mongodb in your ubuntu and Continue readingMongoDB installation and upgradation in Ubuntu→

When we are thinking for exporting data in csv, tsv or json format from MongoDB then probably one tool we are using that is mongoexport. This is pretty straight forward and setting up all parameters will get back your desired Continue readingMongoDB export (mongoexport) using aggregation→

This version of MongoDB has some path breaking features, few are badly required and most of them has given for enhancement of its features. There are many features, but I am talking about in this article which is more important Continue readingMongoDB 4.4 new features→

Like other programming languages, shell script also have same loop concept, let us look at different types of loop syntax how it will work in shell scripts. For loop #!/bin/sh for x in hi 1 * 2 A bye do Continue reading2. Shell script loop & conditional statement→

CommandDescriptionExample&Run the previous command in the backgroundls &&&Logical ANDif [ “$X” -ge “0” ] && [ “$X” -le “9”]||Logical ORif [ “$X” -lt “0” ] || [ “$X” -gt “9” ]^Start of linegrep “^X”$End of linegrep “X$”=String equality (cf. -eq)if Continue reading3. Shell comparison operator & reference→