Go Recipes

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Go toolchain commands for building, testing, and managing modules. Format code, run benchmarks, and handle dependencies.

8 recipes

Performance Benchmarks and pprof Profiling

Advanced

Write benchmarks, generate CPU and memory profiles, and analyze performance bottlenecks with pprof.

6 steps|20 min|benchmarks, profiling, pprof

$ cat > handler_bench_test.go << 'EOF'

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Cross-Compile for Multiple OS/Arch Targets

Intermediate

Build Go binaries for Linux, macOS, and Windows across amd64 and arm64 architectures from a single machine.

5 steps|10 min|cross-compile, build, multi-platform

$ GOOS=linux GOARCH=amd64 go build -o bin/myapp-linux-amd64 ./cmd/myapp

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Go Modules Dependency Workflow

Beginner

Manage Go module dependencies including adding, updating, removing packages, and handling version conflicts.

5 steps|8 min|modules, dependencies, versioning

$ go get github.com/gin-gonic/gin@latest

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Multi-Stage Docker Build for Go Binaries

Intermediate

Create a minimal Docker image for Go applications using multi-stage builds with scratch or distroless base images.

5 steps|12 min|docker, container, multi-stage

$ cat > Dockerfile << 'EOF'

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golangci-lint Setup with Custom Rules

Beginner

Install and configure golangci-lint with a curated set of linters and custom rules for consistent code quality.

5 steps|8 min|linting, static-analysis, code-quality

$ curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin

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Initialize Go Module with Proper Structure

Beginner

Set up a new Go project with module initialization, standard directory layout, and essential boilerplate files.

5 steps|10 min|init, modules, project-structure

$ mkdir myapp && cd myapp && go mod init github.com/yourname/myapp

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Build Releases with GoReleaser

Intermediate

Automate Go binary releases across platforms with GoReleaser, including changelogs, checksums, and GitHub releases.

5 steps|15 min|goreleaser, release, automation

$ go install github.com/goreleaser/goreleaser/v2@latest

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Testing Workflow with Coverage Reports

Intermediate

Run Go tests with race detection, generate coverage reports, and visualize coverage in the browser.

5 steps|10 min|testing, coverage, ci

$ go test ./... -v -race

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