David Walsh    The ability to download media on the internet almost feels like a lost art. When I was in my teens, piracy of mp s, movies, and just about everything else via torrents and apps like Kazaa, LimeWire, Napster, etc. was in full swing. These days sites use blob URLs and other means to prevent downloads...

David Walsh    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 in my requests. To add a header to a curl request, use the H...

David Walsh    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 case ...

David Walsh    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 don’t know how to quickly...

David Walsh    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 Shell Code Open cmd and execute the following command...

David Walsh    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 key binds, and he was having a great time. While he was The post How to Fix: Windows...

David Walsh    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 a native modal system via the...

David Walsh    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 Developer API, a method for engineers like us to create...

David Walsh    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 first day at Mozilla. I still remember my...

David Walsh    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 user’s password being incorrect, which is an annoyance....

David Walsh    One of the HTML elements that frequently comes into collision with CSS is the img element. As we learned in Request Metrics’ Fixing Cumulative Layout Shift Problems on DavidWalshBlog article, providing image dimensions within the image tag will help to improve your website’s score. But in a world...

Todd Gardner    Over thousand developers visit DavidWalshBlog every month from around the world to learn JavaScript tricks and fix problems in their code. Unfortunately, some of them have a slow experience on the site. David tracks the performance of his Core Web Vitals and overall performance with Request...

David Walsh    Ask any software engineer and they’ll tell you that coding date logic can be a nightmare. Developers need to consider timezones, weird date defaults, and platform specific date formats. The easiest way to work with dates is to reduce the date to the most simple format possible usually a timestamp...

David Walsh    User input from HTML form fields is generally provided to JavaScript as a string. We’ve lived with that fact for decades but sometimes developers need to extract numbers from that string. There are multiple ways to get those numbers but let’s rely on regular expressions to extract those numbers To...

David Walsh    Streaming services have revolutionized content delivery, sending linear media companies into a panic as they watch traditional cable services decay. Cutting the cord is a common practice these days, but the streaming landscape isn’t perfect. We’re a decade into streaming so I wanted to share my...

David Walsh    As the demands of the web change and developers experiment with different user experiences, the need for more native language improvements expands. Our presentation layer, CSS, has done incredibly well in improving capabilities, even if sometimes too slow. The need for native support for...

David Walsh    The underground world of creating and streaming Super Mario World based ROM hacks continues to gain popularity. This popularity is a tribute to the creativity of gamers and the quality of the original year old video game’s mechanics. Over the past decade, incredible ROM hacks like Grand Poo...

David Walsh    Most developers spoil themselves with fun command line utilities to make their work easier and more efficient. One such command line helper allows developers to always show the git branch in the command line. How can you get the current branch With this handy snippet: git branch show current It...

David Walsh    Visual Studio Code has taken the crown of most used text editor, at least in JavaScript spheres. VSCode is fast, feature filled, and supports thousands of plugins to boost productivity. Developers can also tweak hundreds of settings to enrich functionality. One such feature is the autoSave feature....

David Walsh    One of the best things that ever happened to t he user experience of the web has been web extensions. Browsers are powerful but extensions bring a new level of functionality. Whether it’s crypto wallets, media players, or other popular plugins, web extensions have become essential to every day...