The JavaScript has substring() method returns the part of the string between the start and end indexes, or to the end of the string. But slice() also another way to get substring from…
AngularFire smooths over the rough edges an Angular developer might encounter when implementing the framework-agnostic Firebase JS SDK & aims to provide a more natural developer experience by conforming to Angular conventions.AngularFire…
For faster mobile-friendly development, use responsive display classes for showing and hiding elements by device. Avoid creating entirely different versions of the same site, instead hide elements responsively for each…
We can execute external command or any process from the node js. With the help of child_process module we can achieve it. 1. var spawn = require('child_process').spawn, ls = spawn('cmd.exe',…
The maintainers of popular Java logging library Apache Log4j have rushed out a patch for a critical vulnerability that could lead to remote code execution (RCE) in numerous applications. The…
While working on any project where we may have a requirement to check the size of an array or to get an element whose size is greater or less than…
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…
