Newsletter - Sep 15, 2023

Coding should be fun and fulfilling

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Coding Bytes of Beauty

Top bit

  • As a web or mobile dev who could be in a junior position, it’s pretty easy get caught in a rut, doing little apart from fixing bugs or displaying data to the user and moving it around.But it doesn’t always have to be this way, there’s so much more you can do on your own to make coding more exciting: implement complex algorithms and see them spring it to life, learn a new language/framework, solve real-world problems. Create a game!

A big thank you to today’s sponsors, Aura and Surfshark, for supporting all our educational content.

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You don’t know what a one-liner is

Here’s a one-liner (or is it):

Surely a nice way to show your command of the language, especially in contrast to the step-by-step, imperative alternatives.

But exactly is a one-liner? Is it really code that takes only one line?

If so, then can’t every piece of code qualify as a one-liner, if we just remove all the newline characters? Think about it.

It seems like we need a more accurate definition, and here’s what Tari Ibaba came up with this a while ago:

A one-liner is a code solution to a problem, implemented with a single statement in a particular programming language, optionally using only first-party utilities”.

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Mojo: 7 brilliant Python upgrades in the new AI language

Mojo is a superset of Python that combines Python’s usability, simplicity, and versatility with the incredible performance of the C language.

A famous claim is that it’s 35,000 as fast as Python, and a few days ago, it become generally available for anyone to try out as an SDK.

Mojo’s upgrades to Python:

  1. Typed variables with let and var: unlike in JavaScript, Mojo’s let is actually immutable. And var has no hoisting, like in C#.

  2. Python module integration: You can easily work with any Python module with a Python.import_module() method and run them 35,000 faster.

  3. Strong type checking: Mojo checks type at compile-time, just like in TypeScript transpilation.

How Yarn 3 became Yarn 2

What’s Yarn 2?

There are dozens of recent articles and online discussions out there where people talk about “Yarn 2” like it’s such a recent Yarn version, when in fact it’s been outdated since as far back as July 2021.

At least technically; because the big Yarn update (Plug ‘n’ Play and all) came in version 2, a lot of people are now calling Yarn v3 (the 2021 release) “Yarn 2”, and will probably continue to do so for version 4, 5, and so on.

Plug ‘n’ Play makes Yarn 2+ certainly superior to NPM & Yarn 1, and probably even better than PNPM.

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