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…
The == operator will compare for equality after doing any necessary type conversions. The === operator will not do the conversion, so if two values are not the same type === will simply return false. Both are equally quick. For…
This means that a promise you called rejected, but there was no catch used to handle the error. Add a catch after the offending then to handle this properly. The origin of this error lies in…
In this post, we will learn various methods to remove duplicates from an array using JavaScript methods. 1. Using Set: As we know that a Set is a collection of…
Decimal to Binary: /* Convert 13 to binary: Division by 2 Quotient Remainder Bit # ---------------------------------------- 13/2 6 1 0 6/2 3 0 1 3/2 1 1 2 1/2 0…
Debouncing and throttling are techniques in JavaScript to optimize the application and browser performance. These are programming concept not provided by JavaScript directly. Debouncing & Throttling Debouncing: Debouncing is the…
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…
