Javascript

React performance tricks

5min coffee icon5min coffee icon5min coffee icon5min coffee icon20 min read

How React is able to execute so fast and still remain flexible for a developer?

Read

Can JSON.parse() be performance improvement?

5min coffee icon5min coffee icon5min coffee icon15 min read

JSON.parse is a slow way to create copy of object. But can it actually improve performance of our code?

Read

V8 function optimization

15min coffee icon5min coffee icon5min coffee icon34 min read

JS engines are complicated piece of software. I want to quickly explain one of the optimization techniques V8 is using to speed up your code execution.

Read

Is Symbol really useful?

5min coffee icon5min coffee icon5min coffee icon13 min read

Symbols, underestimated feature introduced in ES2015. Does it have any other purpose than interview questions?

Read