const is the new var
Should you still use “var”? Should we just replace it with “let”? What about “const” anyway? In this post, we’ll explain why “const” should be your go-to declarative keyword.
Articles and tutorials
You’re looking for good practices, tech novelties that we like or how to use efficiently some tools? You’re at the right place!
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(Also if you read French, we have a lot more content.)
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Properly defining optional named parameters
JavaScript doesn’t have keyword parameters? No worries! Named destructuring offers a way out… but beware of edge cases.
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Extracting emojis from a text
Emojis are everywhere, but it’s hard to identify, extract and collect them from a string. They’re on the rise and always use surrogate pairs… How can we be quick and clean about this?
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Properly sorting texts
Sorting complex data arrays in JS is often Mission Impossible… yet native capabilities are amazing!
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Long live numeric separators!
Tired of having to manually count the digits to get the scale of a number? Annoyed by having to manually split to isolate its components? Numeric separators are finally here!
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Easily stripping “blank values” from an array
Need to clean up an array? We’ve got a lot of solutions, and some are… super concise!
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Inverting two values with destructuring
If you’re still going through a temporary variable to invert two others, You’re Doing It Wrong™
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Short-circuiting nested loops
Sometimes the best way to short-circuit nested loops is statement labels!
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Strings and Unicode in JavaScript
Everything you should know to correctly process advanced Unicode codepoints in JavaScript strings.
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Array#splice, the Swiss-army knife
Do you *really* know Array#splice, the Swiss-army knife of JavaScript array tweaking?
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Properly formating a number
Fine-tuning number formating with JS? Easy as pie!
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Efficiently extracting a substring
Splitting strings in JS? Thow away substring and forget substr! Your salvation lies with slice!