commands :

    get version : go version  
    running golang file :  go run main.go  
    
    creating project
    lenovo@ubuntu:~/workspace/go/examples/string$ go mod init stringex
    go: creating new go.mod: module stringex

    building project
    lenovo@ubuntu:~/workspace/go/examples/string$ go build main.go
            
    running project
    lenovo@ubuntu:~/workspace/go/examples/string$ ./main 

    or building and running main file
    go run main.go  

practice

    https://pkg.go.dev/builtin
    https://pkg.go.dev/std

installing

    https://www.digitalocean.com/community/tutorials/how-to-install-go-on-ubuntu-20-04

    check release here : 
    curl -OL https://golang.org/dl/go1.20.5.linux-amd64.tar.gz
    sha256sum go1.20.5.linux-amd64.tar.gz
    sudo tar -C /usr/local -xvf go1.20.5.linux-amd64.tar.gz
    sudo nano ~/.profile or sudo vi ~/.profile
    source ~/.profile
    set : export PATH=$PATH:/usr/local/go/bin

official documentation for installing

    https://go.dev/doc/install

UninstallGo

    https://stackoverflow.com/questions/42186003/how-to-uninstall-go
    https://github.com/golang/go/issues/60983

creating and running project

    mkdir demo
    demo>go mod init <github.com/username/modname>
    demo>main.go create and edit
    demo>go build
    demo>./modname

go packages :

    https://godoc.org/?q=quote
    https://golangbot.com/go-packages/

GitHub

    github.com/emirpasic/gods :data structures

todo :

            exporting components  
            roadmap : 
            https://www.educative.io/courses/the-way-to-go
            https://www.callicoder.com/categories/golang/
            https://tutorialedge.net/golang/
            https://blog.logrocket.com/functional-programming-in-go/
            https://flaviocopes.com/golang-data-structures/
            set in golang : 
            https://stackoverflow.com/questions/34018908/golang-why-dont-we-have-a-set-datastructure
            http://www.golangbootcamp.com/book
            https://yourbasic.org/golang/
            https://golang.org/pkg/builtin/ : explore builtin funcitons
            https://golang.org/doc/effective_go.html
            https://quii.gitbook.io/learn-go-with-tests
            zetcode.com
            github.com/mercadolibre/golang-tutorial-public
            https://www.topfreebooks.org/best-go-programming-books/
            https://www.ardanlabs.com/categories/go-programing/
            https://golangbyexample.com/golang-comprehensive-tutorial/
            https://blog.logrocket.com/rest-api-golang-gin-gorm/
            https://github.com/bitfield/ftl-code
            https://bitfieldconsulting.com/golang

must read :

https://go101.org/article/101.html

practice :

            https://github.com/quii/learn-go-with-tests
            github.com/striversity/glft
            github.com/striversity/gotr
            yourbasic.org/algorithms
            github.com/inancgumus/learngo
            golangdocs.com
            https://gosamples.dev/
            https://www.ardanlabs.com/categories/go-programing/

exporting function : declare function with uppercase letter

    if you want to import func from other package you have to export first 
    to export function, declare function with uppercase letter