Learning to Code With AI: Don't Outsource Your Brain
Learning to code with AI? Struggling novices can finish a task with an illusion of competence. What the research shows and how to keep the thinking yours.
Patrik Nilsson
Blog
Go programming tutorials, tips, and news from LevelUpGo
How to Keep Your Coding Skills Sharp When AI Writes the Code
Which engineering skills fade first when AI writes most of your code, how to tell yours are slipping, and a weekly routine of AI-free practice in Go that keeps them.
Patrik Nilsson
The Go for Keyword: Loops, range, Loop Variables and Labels
How Go's for keyword works: the three loop forms, for range over slices, maps, strings, channels, integers and iterators, Go 1.22 loop variables, break and continue with labels, and common loop mistakes.
Patrik Nilsson
The Dark Side of AI Coding Tools: What the 2026 Data Shows
82% of surveyed tech leaders traced a production failure to AI code in 2026. What AI coding tools really cost: outages, deleted databases, review overload and burnout.
Patrik Nilsson
13 Common Beginner Programming Mistakes (and How to Fix Them)
The 13 most common beginner programming mistakes, from skipping error messages to never writing a test, each with a short Go example and the fix.
Patrik Nilsson
Rune: An Open-Source IDE Written in Go
Rune is a GPU-rendered IDE and terminal multiplexer written almost entirely in Go, open source under GPLv3 since September 2026. What it does, how it's built and where it falls short.
Patrik Nilsson
The Go map Keyword: nil Maps, Iteration Order and Concurrency
How Go's map keyword works: literals vs make, the nil map panic, comma-ok, random iteration order, comparable keys, concurrent access, sets and the maps package.
Patrik Nilsson
The Go if Keyword: Conditions, Init Statements and Early Returns
How Go's if keyword works: required braces, bool-only conditions, else placement, init statements, shadowing, early returns and why Go has no ternary.
Patrik Nilsson
The Go else Keyword: if/else, else if, Early Returns and Scoping
How Go's else keyword works: if/else syntax, why else must share a line with the closing brace, else if chains, if-statement scope, early returns and the missing ternary.
Patrik Nilsson
The Go chan Keyword: Channels, Directions and Deadlocks
How Go's chan keyword works: buffered vs unbuffered channels, send-only and receive-only types, closing, deadlocks, goroutine leaks, select and worker pools.
Patrik Nilsson