Many times we need to do Deep copying objects in JavaScript. Since shallow copy may cause many issues as it may affect original object. Here are few ways to achieve…
We can remove element from array with different ways. But if we want to remove specific element from array then we have to think different approach. 1. Using indexOf and…
In many scenario we want to convert our xls sheet to json to process the data. Here we are going to do this with the help on one node module…
Mongoose schemas support a timestamps option. If you set timestamps: true, Mongoose will add two properties of type Date to your schema: createdAt: a date representing when this document was createdupdatedAt: a date representing when…
We need to perform some operation on array elements within async and await function. But using forEach loop is a bad choice. We achieve same with the following approach. 1.…
Here are five ways to reduce fetch time of our sql queries. 1 - If you have access to check the execution plan of you query then check which part…
Some time it is difficult to handle all error or exceptions. Even then we need to capture these error or exception for debug purpose or to show proper message to…
If we have array of object and we want to find unique object from the array then it become tedious if we are not using/want any external library. Let try…
