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Go cheat sheet & developer notes

Go cheat sheet and 4 curated developer notes — core concepts, patterns, and interview prep. Maintained by the DevRecall team.

Save this stack to your DevRecall Test yourself — Go quiz More Frontend notes

01 · Go

Interfaces, Goroutines & Channels

Interfaces, Goroutines & Channels. Interfaces. // Interface — implicit implementation (no "implements") type Animal interface { Sound() string Name() string } type Dog struct{ name string } func (d Dog) Sound() string { …

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02 · Go

Interview Questions

Go Interview Questions. Q: What makes Go different from other languages?. Go's key differentiators: (1) Built-in concurrency with goroutines (cheap, ~2KB stack) and channels. (2) Compiles to a single static binary — no r…

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03 · Go

Core Language

Go — Core Language. Basics. package main import ( "fmt" "strings" "strconv" ) func main() { // Variable declaration var name string = "Alice" age := 28 // short declaration (type inferred) var x, y int = 1, 2 var isActiv…

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04 · Go

Go Interview Questions

Go Interview Questions. Goroutines vs threads? Goroutines are lightweight (2KB stack, grows as needed) vs OS threads (1MB+). Scheduled by Go runtime (M:N threading), not OS. Millions can run concurrently. Communicate via…

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