Web browsers are made up of much more than the native code (mostly compiled C++) that makes up their .exe and .dll files. A significant portion of the browser’s functionality (and bulk) is what we’d call “resources”, which include things like: Images (at two resolutions, regular and “high-DPI”) Localized UI Strings HTML, JavaScript, and CSSContinue reading “Chromium Internals: PAK Files”
Tag Archives: browsers
Edge Command Line Arguments
Microsoft Edge offers broad variety of configuration options, via This list of sources is roughly in order of stability and supportability– earlier choices change less often (and with more notice) than options I listed later. List of all command-line arguments for Edge? Unfortunately, Edge has not published a list of implemented command line arguments, althoughContinue reading “Edge Command Line Arguments”
Accessibility (UIA) Troubleshooting
Last update: Sept 20, 2023 Chromium-based browsers offer a number of accessibility-related features. When you visit about:accessibility, you can see more about the state of these features (similarly, you can find the states in about:histograms/Accessibility.ModeFlag). You can enable features via the Accessibility page, or pass the command line argument –force-renderer-accessibility into the browser. In someContinue reading “Accessibility (UIA) Troubleshooting”
Determining OS Platform Version
In general, you should not care what Operating System visitors are using to visit your website. If you attempt to be clever, you will often get it wrong and cause problems that are an annoyance for users and a hassle for me to debug. So avoid trying to be nosy/clever if at all possible. ThatContinue reading “Determining OS Platform Version”
window.close() Restrictions
Sometimes, Web Developers are surprised to find that the window.close() API doesn’t always close the browser window. When looking at the Developer Tools console, they’ll see a message like: Scripts may close only the windows that were opened by them. Why Do Browsers Limit close()? Before we dive into what factors govern what happens whenContinue reading “window.close() Restrictions”