Asynchronous Javascript: SetTimeout and SetInterval
SetTimeout and SetInterval provide ways to schedule tasks to run at a future point in time. setTimeout allows you to schedule a task after a given interval. setInterval lets you run a task...
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Asynchronous Javascript: Introduction and Synchronous Code
When we write Javascript we normally do it synchronously, every instruction is executed one at a time in the order they appear in the script. The script will finish once the last instruction is...
Performance Timing
There are times when it's good to have a sense of how long your code takes to execute. Maybe you're troubleshooting performance or you're concerned that parts of your code are not as fast as they...
CSS Houdini: CSS Typed Object Model
If you work with CSS in JS you will soon discover that all values CSS gives the JS parser are strings that you must parse to get the data you need to continue processing the styles. This is when you...
CSS Houdini: Present and Future of CSS
If we grow the language in these few ways [that allow extensibility], then we will not need to grow it in a hundred other ways; the users can take on the rest of the task. Guy Steele, Growing a...
Prototypal Inheritance and Classes
If you're working with modern evergreen browsers, classes are the preferred way to create reusable code. They work in all modern browsers according to caniuse.com out of the box. Prototypal...
AMP: Hope and Fears (Part 3)
Conclusion # I wrote the tweet below as a response to my original tweet. No, @AMPhtml hasn’t fully sold me on it. Too many open issues in AMP that are easy to do in non-amp. Looking at component...
AMP: Hope and Fears (Part 2)
Technical questions # There are technical questions that came up when researching AMP and writing this post a few more technical questions Converting your content? # In talking to people at the...
AMP: Hope and Fears (Part 1)
This essay has evolved from my notes and comments from the AMP Roadshow in Sunnyvale on April 4 and feedback received since. Any factual errors are mine. Feedback is always welcome. The...
Using video instead of animated gifs
Animated GIFs are a good way to demonstrate short sequences of events or actions in your browser or application. The flipside is that the files tend to be unnecessarily large. One way to reduce the...