Difference between revisions of "Go"
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* [[Concurrent]] | * [[Concurrent]] | ||
| + | * [[Memory management]]: [[Garbage collection]] | ||
== Installation == | == Installation == | ||
* macOS: <code>[[brew install go]]</code> | * macOS: <code>[[brew install go]]</code> | ||
| − | * [[Ubuntu]]: <code>[[apt install golang-go]]</code> | + | * [[Ubuntu]]: <code>[[apt install golang-go]]</code> (aprox 500MB) |
| + | |||
| + | |||
| + | * [[Ubuntu VM]] on [[Apple M]]: | ||
| + | [[wget]] https://go.dev/dl/go1.20.3.linux-arm64.tar.gz | ||
| + | rm -rf [[/usr/local/]]go && tar -C /usr/local -xzf go1.20.3.linux-arm64.tar.gz && [[export]] [[PATH]]=$PATH:/usr/local/go/bin && [[go version]] | ||
== Commands == | == Commands == | ||
| Line 13: | Line 19: | ||
* <code>[[go test]]</code>, for unit testing and microbenchmarks | * <code>[[go test]]</code>, for unit testing and microbenchmarks | ||
* <code>[[go fmt]]</code>, for formatting code | * <code>[[go fmt]]</code>, for formatting code | ||
| − | * <code>[[go get]]</code>, for retrieving and installing remote packages | + | * <code>[[go get]]</code>, for retrieving and installing remote [[packages]] |
* <code>[[go vet]]</code>, a static analyzer looking for potential errors in code | * <code>[[go vet]]</code>, a static analyzer looking for potential errors in code | ||
* <code>[[go run]]</code>, a shortcut for building and executing code | * <code>[[go run]]</code>, a shortcut for building and executing code | ||
| Line 19: | Line 25: | ||
* <code>[[gorename]]</code>, for renaming variables, functions, and so on in a type-safe way | * <code>[[gorename]]</code>, for renaming variables, functions, and so on in a type-safe way | ||
* <code>[[go generate]]</code>, a standard way to invoke code generators | * <code>[[go generate]]</code>, a standard way to invoke code generators | ||
| − | * <code>[[go mod]]</code> | + | * <code>[[go mod]] init</code> |
* <code>[[go list]]</code> | * <code>[[go list]]</code> | ||
| + | * [[go tool]] | ||
| + | ** [[go tool pprof]] | ||
== Examples == | == Examples == | ||
* [[Go: Hello world! example]] | * [[Go: Hello world! example]] | ||
* [[for (Go lang)]] | * [[for (Go lang)]] | ||
| + | |||
| + | == Activities == | ||
| + | * Read go FAQs: https://go.dev/doc/faq#goroutines | ||
== Projects == | == Projects == | ||
| Line 30: | Line 41: | ||
* [[GVisor]] (2018) | * [[GVisor]] (2018) | ||
* [[Grafana]] (2014) | * [[Grafana]] (2014) | ||
| + | |||
| + | == Errors == | ||
| + | * <code>[[panic: runtime error: invalid memory address or nil pointer dereference]]</code> | ||
== Related == | == Related == | ||
* [[Class Inheritance]]: [[embedding]] and [[interfaces]] ([[duck typing]]) | * [[Class Inheritance]]: [[embedding]] and [[interfaces]] ([[duck typing]]) | ||
| − | * [[net/http]] | + | * <code>[[net/http]]</code> |
| − | * [[channels]] | + | * <code>[[channels]]</code> |
* https://pkg.go.dev/std | * https://pkg.go.dev/std | ||
| + | * <code>[[defer]]</code> | ||
| + | * <code>[[$HOME/go/bin/]]</code> | ||
| + | * [[Concurrency vs parallelism]] | ||
== See also == | == See also == | ||
* https://en.wikipedia.org/wiki/Go_(programming_language)#Version_history | * https://en.wikipedia.org/wiki/Go_(programming_language)#Version_history | ||
| + | * {{go tool}} | ||
* {{Go}} | * {{Go}} | ||
[[Category:Programming]] | [[Category:Programming]] | ||
[[Category:Go]] | [[Category:Go]] | ||
Latest revision as of 09:09, 8 August 2024
wikipedia:Go (programming language) (Nov 2009)
Installation[edit]
- macOS:
brew install go - Ubuntu:
apt install golang-go(aprox 500MB)
wget https://go.dev/dl/go1.20.3.linux-arm64.tar.gz rm -rf /usr/local/go && tar -C /usr/local -xzf go1.20.3.linux-arm64.tar.gz && export PATH=$PATH:/usr/local/go/bin && go version
Commands[edit]
go helpgo build, which builds Go binaries using only information in the source files themselves, no separate makefilesgo installgo test, for unit testing and microbenchmarksgo fmt, for formatting codego get, for retrieving and installing remote packagesgo vet, a static analyzer looking for potential errors in codego run, a shortcut for building and executing codegodoc, for displaying documentation or serving it via HTTPgorename, for renaming variables, functions, and so on in a type-safe waygo generate, a standard way to invoke code generatorsgo mod initgo list- go tool
Examples[edit]
Activities[edit]
- Read go FAQs: https://go.dev/doc/faq#goroutines
Projects[edit]
- Kubernetes (2014)
- GVisor (2018)
- Grafana (2014)
Errors[edit]
Related[edit]
- Class Inheritance: embedding and interfaces (duck typing)
net/httpchannels- https://pkg.go.dev/std
defer$HOME/go/bin/- Concurrency vs parallelism
See also[edit]
- https://en.wikipedia.org/wiki/Go_(programming_language)#Version_history
- go tool, pprof
- Go, Gorutine:
go [ mod|list|fmt,for|build|get|version|env | install | test]go help, Go template, Echo go web framework, Go packages, Blank identifier
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