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Difference between var, let and const

var declarations are globally scoped or function scoped while let and const are block scoped. This means you can declare the a let or const with the same name inside an if statement and it will be self...

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Accessible hash links

This is mainly for the ‘skip to content’ links. $("a[href^='#']").not("a[href]='#'").click(function() {    $("#"+$(this).attr("href").slice(1)+"").focus(); });

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Update all dependencies in package.json to latest

To do this, use npm-check-updates Install with Then update with

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Creating an array of empty arrays

If you do: let arr = new Array(5); arr.fill([]); This will make an array of 5 identical arrays where editing one will update all which is rarely what anyone wants. To achieve an array of different...

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Copying a state variable’s value

To copy the value of a variable declared using useState, if it’s an array use: let varName = [...stateVar]; If it’s not an array use: let varName = stateVar.valueOf();

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How to fix NativeEventEmitter warning

I was getting the warning: new NativeEventEmitter() was called with a non-null argument without the required removeListeners method. I was using React Native Sound and to fix the warning I add the...

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How to export an apk file for testing

In the terminal run these commands: Then the apk file is here:

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Making a number only text input

On your input add this This will only allow number characters This will allow 1 decimal to be added in addition to numbers

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Sword and Fairy 1 (2024) Drama Review – part 1

When I was a kid, I played a chinese RPG on PC called “The Legend of Sword and Fairy” (仙剑奇侠传) also known as ‘Chinese Paladin’. It was awesome, still is. One of my favourite games of all time. It just...

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Sword and Fairy 1 (2024) Drama Review – part 2

Episode 22 So Bai Yue shows up and realistically with this many opponents he really shouldn’t be able to beat them. Mr Shi’s self sacrifice attack should also realistically damage him at least, but...

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