Newsletter - Oct 23, 2023

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Coding quiz

Can you guess the output here?

JavaScript basics for beginners

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Featured content

This is how functional try-catch transforms your JavaScript code

A pure tryCatch() function avoids mutable variables makes our code more maintainable and predicatable.

Instead of this:

We use this:

No external states are modified – tryCatch() encapsulates the entire error-handling logic and produces a single output.

Our catch turns into a one-liner with no need for braces.

Even if you prefer your try-catch directly, there are two important rules of thumb you should follow when handling exceptions.

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7 little-known but powerful array methods in JavaScript

There’s much more to JavaScript arrays than map(), filter(), and push().

How many of these have you used?

1.Array copyWithin() method

Copies a part of an array to another position in the same array and returns it, without increasing its length.

2.Array at() method

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