GoByte Skills

One mechanism, one snippet, one animation. Each lesson is written so you can use the idea. Nine tracks in order: Go, Java, Python, Rust, React with TypeScript, JavaScript, motion libraries, the shell, Vim.

27 of 27 publishedEach lesson is one mechanism you can use. It is ready when the code runs and the explanation holds.

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Go 3 of 3 out, hosted by Piere
  1. 01Go channels: the queue that says no
  2. 02errors.Is: wrap it, keep the cause
  3. 03Context: cancel the parent, the children hear it

Java 3 of 3 out, hosted by Piere
  1. 04Virtual threads: blocking is cheap again
  2. 05Sealed types: the switch that cannot forget
  3. 06Streams: nothing runs until the end

Python 3 of 3 out, hosted by Zoe
  1. 07Generators: a function you can pause
  2. 08The GIL: threads for waiting, processes for work
  3. 09Mutable defaults: evaluated once

Rust 3 of 3 out, hosted by Piere
  1. 10The ? operator: errors are values
  2. 11Ownership: one owner, no garbage collector
  3. 12The borrow checker: many readers or one writer

React with TypeScript 3 of 3 out, hosted by Arthur
  1. 13TypeScript narrowing: typeof is the bouncer
  2. 14State is a snapshot
  3. 15Make illegal states unrepresentable

JavaScript 3 of 3 out, hosted by Zoe
  1. 16The event loop: await does not block
  2. 17Closures: functions remember where they were born
  3. 18this: decided at the call site

Motion libraries 3 of 3 out, hosted by Arthur
  1. 19GSAP timelines: animation as data
  2. 20Animate transform and opacity only
  3. 21Easing: a function from progress to progress

Shell commands 3 of 3 out, hosted by Zara
  1. 22Pipes: the concurrency model you already use
  2. 23xargs -P: parallelism in one flag
  3. 24jq: a pipeline for JSON

Vim 3 of 3 out, hosted by Zoe
  1. 25Vim operators and motions: a grammar
  2. 26Vim's dot command: repeat any change
  3. 27Vim macros: a register full of keystrokes