group by in loopback | Distinct value in loopback
Loopback does not support group by or distinct query. But we can achieve in loopback another way. Let see a solution for this issue. 1. Distinct // Let User is…
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26th July 2021
Check object is empty or not in JavaScript
In our code object can empty or not. So we need to check object is empty or not. There are several way to check object in valid or not. Let…
10th July 2021
How to get an index in for-of-loop | index in for-of-loop
The for…of statement creates a loop iterating over iterable objects, including: built-in String, Array, array-like objects (e.g., arguments or NodeList), TypedArray, Map, Set, and user-defined iterables. for (variable of iterable)…
3rd July 2021
Create enums in JavaScript | Use enums in JavaScript
In computer programming, an enumerated type (also called enumeration, enum, or factor in the R programming language, and a categorical variable in statistics) is a data type consisting of a…
26th June 2021
How to convert dataurl to file using node js. | Parse data url in node
Many time we need to covert dataurl back to original file. Like dataurl of text file or zip file back to text file and zip file. IN nodejs we can…
12th June 2021
Write program to check Array is a permutation of numbers from 1 to N
Problem statement: You have an array of number like [1,3,4,6,8] we need to find that these numbers are permutation of number or not, considering all numbers in an array. example:…
13th May 2021
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String formatting in python | String interpolation in python
String formatting or Interpolation is an essential part of any programming language. In python string formatting can be done in different ways. It helps a programmer to create dynamic strings…
17th April 2021
3 ways to merge array in JavaScript | How to merge arrays in JavaScript
Many times while working on any project we need to merge the array and we want sometimes an efficient way to merge and sometimes we want a quick and dirty…
11th April 2021
