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David Walsh Tutorials

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    How to Download a YouTube Video or Channel

    The ability to download media on the internet almost feels like a lost art. When I was in my teens, piracy of mp3s, movies, and just about everything else via torrents and apps like Kazaa, LimeWire, Napster, etc. was in full swing. These days...

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    How to Add a Header to a curl Request

    curl is one of those great utilities that's been around seemingly forever and has endless use cases. These days I find myself using curl to batch download files and test APIs. Sometimes my testing leads me to using different HTTP headers...

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    Case Insensitive CSS Attribute Selector

    CSS selectors never cease to amaze me in how powerful they can be in matching complex patterns. Most of that flexibility is in parent/child/sibling relationships, very seldomly in value matching. Consider my surprise when I learned that CSS allows matching attribute values regardless off...

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    How to Set Date Time from Mac Command Line

    Working on a web extension that ships to an app store and isn't immediately modifiable, like a website, can be difficult. Since you cannot immediately deploy updates, you sometimes need to bake in hardcoded date-based logic. Testing future dates can be difficult if you...

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    How to Retrieve WiFi Password on Windows

    Remembering the WiFi password when on a guest network is never easy. Even worse is when it's no longer posted and someone else is asking you for it. Luckily there's a built in Windows command to recover the password of a given WiFi network.The...

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    How to Fix: Windows WASD Keys Reversed with Arrow Keys

    This past weekend I had the opportunity to be what every father wants, if only for a moment: the "cool dad". My wife was out of town and my youngest son wanted to play PUBG. I caved in, taught him the basic FPS...

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    HTML popover Attribute

    Modals have been an important part of websites for two decades. Stacking contents and using fetch to accomplish tasks are a great way to improve UX on both desktop and mobile. Unfortunately most developers don't know that the HTML and JavaScript specs have implemented...

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    Get Started in AI and NFTs with the Limewire API

    AI media creation has expanded to incredible video art and a host of other important improvements, and LimeWire is leading the way in creating an awesome interface for the average user to become an AI artist. Limewire has just released its...

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    I’m So Old: Web Edition

    Time can be a funny thing. I still remember discovering HTML, CSS, and JavaScript coding. I still remember my first college programming course. I still remember my first day at my first coding job, then my first day at my second coding job, and then my...

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    Detect Caps Lock with JavaScript

    Anyone is capable of having their caps lock key on at any given time without realizing so. Users can easily spot unwanted caps lock when typing in most inputs, but when using a password input, the problem isn't so obvious. That leads to the...