React performance tricks

20 min read

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

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Can JSON.parse() be performance improvement?

15 min read

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

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V8 function optimization

34 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.

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Is Symbol really useful?

13 min read

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

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