qbig

Working with flags

 package main

        import (
             "flag"
             "fmt"
        )

qbig

Working with commandline arguments

  package main
        import (
            "flag"
            "fmt"
            "os"
        )
        const version = "1.0.0"

qbig

Working with env vars

 package envvar

        import (
            "encoding/json"
            "os"

            "github.com/kelseyhightower/envconfig"

qbig

Working with TOML

  package confformat

        import (
            "bytes"

            "github.com/BurntSushi/toml"
        )

qbig

package main

        import (
            "bufio"
            "fmt"
            "io"
            "os"
        )

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  package main

        import (
            "fmt"
            "os"
            "os/signal"
            "syscall"
        )

qbig

Type Casting

    package dataconv

        import "fmt"

        // ShowConv demonstrates some type conversion
        func ShowConv() {
            // int
            var a = 24

qbig

Working with math

  package math

        import (
         "fmt"
         "math"
        )

        // Examples demonstrates some of the functions

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Currency

        package currency

        import (
            "errors"
            "strconv"
            "strings"
        )

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        package nulls

        import (
            "encoding/json"
            "fmt"
        )

        // json that has name but not age
        const (