In TypeScript, it’s often useful to define interfaces or complex (structured) types whose properties (or keys) may only be values of a previously defined enum type. Here’s a good example: an object declaring a set of buttons for a modal dialog. Instead of this… type DialogButtons = {
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Universal getter for plain JS objects.
Many times in JavaScript we have to reach deep into objects to access fields that could possibly not be there at all; for example let’s assume I have a JS object called options into which I’ve just read an entire JSON configuration file. Trying to access a field
Read moreQuickly filtering large lists of texts.
Recently, I had to make a mock-up of a filtering function (something I need for a project I work on) so I can show-case it around. And since this mock-up seems to impress some people, I decided to share this function with everybody so others may enjoy the
Read moreJS classes for the masses.
Following on an older post of mine, I decided to write a new article about an(other) implementation of OOP Classes in JavaScript. This is something that brings a lot of value from very few lines of code and I want to share it with everyone and see how
Read moreA simple(r) approach for class-based OOP in JavaScript.
Like others before me, I found JavaScript’s prototype-based OOP support – while very powerful – quite cumbersome in some situations where I needed a certain structure or hierarchy of objects, situations in which one quickly comes to the conclusion that the best answer would be the concept of
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