Some time while performing any operation on user like updating user, dropping user or granting or revoking access, we face error like user not found for particular db. Few thing…
dropdb destroys an existing PostgreSQL database. The user who executes this command must be a database superuser or the owner of the database. dropdb is a wrapper around the SQL command DROP DATABASE. There is no effective…
In the Postgres command line, it always prompts a password if the password is not set. We can avoid this in the following way. Before running any Postgres command-line command…
The btoa() function takes a JavaScript string as a parameter. In JavaScript strings are represented using the UTF-16 character encoding: in this encoding, strings are represented as a sequence of 16-bit (2…
Here is the Practice question with the answer for the AZ-900 certification exam. I hope these practice questions will help you to clear the certification exam. 1. True or false:…
You get such error while building you angular project like WARNING in budgets: Exceeded maximum budget for initial. Budget 2 MB was not met by 714 kB with a total…
Linux is operating system. It become more handy to use if you know the commands. If you command then it is piece of cake to use it and perform your…
Objects in JavaScript can be thought of as maps between keys and values. We can remove these keys, more commonly known as object properties. In this tutorial, we will learn…
