Cannot read property "x" of undefined. I'm guessing if you're reading this you've seen that message before, and probably at some point wanted to throw something through your monitor. We have the venerable Sir Tony Hoare to thank for th... (more…)

Fable 3.3 is out with several fixes and improvements (like F# interpolated strings compiled as JS templates) but above all, with a new feature that I hope will be put in good use by Fable library authors: JS decorators! Decorators are currently a proposal... (more…)

My journey with JavaScript started way back in 1997 with Netscape Navigator 3. Back then you couldn’t do much with it. The coolest use of JavaScript was to create mouseovers. At the time, that was… (more…)

Note: This is part of the “Composing Software” series on learning functional programming and compositional software techniques in… (more…)

An explanation of a debounce function and how to use it in your JavaScript code to improve performance... (more…)