Articles tagged "go"
Page 2 of 4
go mod tidy Explained: Clean Up Go Module Dependencies (2026)
go mod tidy adds missing and removes unused dependencies from go.mod and go.sum. Learn go mod download, verify, vendor, -e flag, and common post-tidy errors.
Go error: "imported and not used" — Fix Unused Import Compile Error
Fix the Go compiler error "imported and not used". Learn why Go enforces this rule and the 4 ways to resolve it: remove the import, use it, blank import, or goimports.
Fix 'nil pointer dereference' Panic in Go (2026)
Fix Go's 'nil pointer dereference' runtime panic. Covers nil pointers, nil interfaces, nil maps, uninitialized structs, stack trace reading, and nil-safe patterns.
Fix 'undefined: functionName' Error in Go (2026)
Fix the Go 'undefined: functionName' compile error. Covers wrong package, unexported names, typos, missing imports, and circular imports with before/after code.
Fix Golang 'undefined: function' Error — All Causes (2026)
Fix the Golang 'undefined: functionName' compile error. Covers missing imports, wrong package, typos, unexported names, and wrong module path with before/after code.
Most Common Golang Errors and How to Fix Them (2026)
The most common Golang errors in 2026 with fixes: undefined function, nil pointer, type mismatch, unused variables, and more. Step-by-step solutions with code.
Most Common Golang Errors and How to Fix Them (2026)
Quick-reference guide to the most common Golang errors in 2026. Table of errors with 1-line fixes, plus deep-dive links for each error type.
compile: version does not match go tool version — Fix in 60 Seconds
Fix "compile: version does not match go tool version" in Go. Caused by GOROOT mismatch, stale PATH, or multiple Go installs. Copy-paste fix for Linux, macOS, and Windows.
Hugo How to ignore watch files on the server
You can use watchIgnoreFiles = [
golang open file and iterate lines
In this tutorial, we are going to explain how to parse a file with go and iterate lines of a file.