Swapnil Bawane's blog

Swapnil Bawane's blog

#javascript

Articles tagged with #javascript

Some pointers about Destructuring arrays and objects in Javascript.
Destructuring Arrays In the case of an array, the key for each element is fixed: that is the index; so we can write any variable name in destructuring the array to hold its value. The first value in the destructured array will correspond to the first...
Mar 26, 20234 min read72
Understanding Callback Functions - for beginners [JavaScript]
Introduction: I was confused at first about what callback functions mean so I tried a few simple examples to understand what it does. In this article we will try to see with the same examples what callback functions are and how are they written. Defi...
Mar 21, 20235 min read76
Understanding Basics of Reduce in JavaScript
What we will cover: Note: This article is updated with corrections about truthy and falsy values In the previous article, we read about map, filter and find functions, in this article, we will first see how reduce works with a simple example and then...
Mar 16, 202314 min read139
Understanding Basics of map, filter, find functions by making your own [JavaScript]
Let's get it straight, map, filter and find, saves some time by writing less code and delivering the right output. Understanding how it works will be helpful to implement it well. What we will cover In this article, we will explore how to write a sim...
Mar 13, 202315 min read327
Debugging notes - Understanding the gap between input data, system definition and logic
When you start writing to code, it shows how much you know when you try to perform things logically. Debugging is figuring out what does not work.
Sep 21, 20224 min read82