DEV Community

Dhanush N
Dhanush N

Posted on β€’ Edited on

14 4 1

Rarely known Javascript Tips

JavaScript is a dynamic computer programming language.

It is an interpreted programming language with object-oriented capabilities.


πŸ‘‡πŸ‘‡πŸ’‘Javascript Tips πŸ’‘πŸ‘‡πŸ‘‡

πŸ’‘ Javascript Tip 1️⃣

The bitwise OR operator can also be used to remove any amount of digits from the end of an integer.

Alt Text

πŸ’‘ Javascript Tip 2️⃣

The π˜€π˜π—Ώπ—Άπ—»π—΄π—Άπ—³π˜†() method takes two optional parameters:
πŸ‘‰ a replacer function, which you can use to filter the JSON that is displayed
πŸ‘‰ a space value

Alt Text

πŸ’‘ Javascript Tip 3️⃣

There is a very simple way to empty an array in Javascript:

Alt Text

πŸ’‘ Javascript Tip 4️⃣

We can await multiple async functions to finish by using Promise.all

Alt Text

πŸ’‘ Javascript Tip 5️⃣

Javascript ES6 Concepts

πŸ‘‰ map()
πŸ‘‰ reduce()
πŸ‘‰ filter()

Interesting illustration πŸ‘‡

Alt Text

πŸ’‘ Javascript Tip 6️⃣

Short circuit conditionals

Alt Text

Note : Will be updating this post further

Alt Text

To get to know more technical stuff, connect with me via Twitter

Image of Timescale

πŸš€ pgai Vectorizer: SQLAlchemy and LiteLLM Make Vector Search Simple

We built pgai Vectorizer to simplify embedding management for AI applicationsβ€”without needing a separate database or complex infrastructure. Since launch, developers have created over 3,000 vectorizers on Timescale Cloud, with many more self-hosted.

Read more

Top comments (4)

Collapse
 
agiesey profile image
AGiesey β€’

I love the map(), filter(), reduce() image. reduce makes a fruit salad, lol

Collapse
 
shadowtime2000 profile image
shadowtime2000 β€’

most of these rarely known tips are actually pretty known tips except for the first one. I did like the es6 array function fruit chart tho.

Collapse
 
asifurrahamanofficial profile image
Asifur Rahaman β€’

change no.3 tip image

Collapse
 
dhanushnehru profile image
Dhanush N β€’

Thanks πŸ™‚πŸ‘ Done