Merge pull request #1 from hacking-code/go-language-for-beginners-tutorial-in-16-parts

[Go Language for Beginners in 16 Parts] - Adds the code used in the Go Language for Beginners

Author: alexandregama

go-language-for-beginners-tutorial-in-16-parts/part-1/1-go-hello.go

@@ -0,0 +1,7 @@
+package main
+
+importa "fmt"
+
+func main() {
+  fmt.Println("Hello, Go World!")
+}

go-language-for-beginners-tutorial-in-16-parts/part-1/2-calling-functions.go

@@ -0,0 +1,13 @@
+package main
+
+import "fmt"
+
+func main() {
+  fmt.Println("Calling the function: main")
+
+  anotherFunction()
+}
+
+func anotherFunction() {
+  fmt.Println("Calling the function: anotherFunction()")
+}

go-language-for-beginners-tutorial-in-16-parts/part-1/3-hello-math.go

@@ -0,0 +1,10 @@
+package main
+
+import (
+  "fmt"
+  "math"
+)
+
+func main() {
+  fmt.Println(math.Max(9, 5))
+}

go-language-for-beginners-tutorial-in-16-parts/part-1/4-printing-emoji-in-go.go

@@ -0,0 +1,12 @@
+package main
+
+import (
+  "fmt"
+  "github.com/kyokomi/emoji"
+)
+
+func main() {
+  fmt.Println("Hello World Emoji!")
+  emoji.Println("Do you like :beer: ?")
+  emoji.Println("Do you like :coffee: ? Of course you like!")
+}

go-language-for-beginners-tutorial-in-16-parts/part-1/5-type-of-values.go

@@ -0,0 +1,13 @@
+package main
+
+import (
+  "fmt"
+  "reflect"
+)
+
+func main() {
+  fmt.Println(reflect.TypeOf(1))
+  fmt.Println(reflect.TypeOf(9.5))
+  fmt.Println(reflect.TypeOf("Just a String"))
+  fmt.Println(reflect.TypeOf(true))
+}

go-language-for-beginners-tutorial-in-16-parts/part-1/6-types-in-go.go

@@ -0,0 +1,7 @@
+package main
+
+import "fmt"
+
+func main() {
+  fmt.Println("Hey " + 300)
+}

go-language-for-beginners-tutorial-in-16-parts/part-10/1-map.go

@@ -0,0 +1,12 @@
+package main
+
+import "fmt"
+
+func main() {
+  languages := map[string]int{}
+  languages["java"] = 5
+  languages["ruby"] = 4
+  languages["go"] = 2
+
+  fmt.Println(languages)
+}

go-language-for-beginners-tutorial-in-16-parts/part-10/2-map-keys.go

@@ -0,0 +1,14 @@
+package main
+
+import "fmt"
+
+func main() {
+  languages := map[string]int{}
+  languages["java"] = 5
+  languages["ruby"] = 4
+  languages["go"] = 2
+
+  fmt.Println("First value:", languages["java"])
+  fmt.Println("Second value:", languages["ruby"])
+  fmt.Println("Third value:", languages["go"])
+}

go-language-for-beginners-tutorial-in-16-parts/part-10/3-length-of-map.go

@@ -0,0 +1,12 @@
+package main
+
+import "fmt"
+
+func main() {
+  languages := map[string]int{}
+  languages["java"] = 5
+  languages["ruby"] = 4
+  languages["go"] = 2
+
+  fmt.Println("Length of the map:", len(languages))
+}

go-language-for-beginners-tutorial-in-16-parts/part-10/4-delete-values-map.go

@@ -0,0 +1,15 @@
+package main
+
+import "fmt"
+
+func main() {
+  languages := map[string]int{}
+  languages["java"] = 5
+  languages["ruby"] = 4
+  languages["go"] = 2
+
+  delete(languages, "ruby")
+  delete(languages, "java")
+
+  fmt.Println(languages)
+}

go-language-for-beginners-tutorial-in-16-parts/part-10/5-iterating-over-map.go

@@ -0,0 +1,18 @@
+package main
+
+import "fmt"
+
+func main() {
+  languages := map[string]int{}
+  languages["java"] = 5
+  languages["ruby"] = 4
+  languages["go"] = 2
+
+  for language, number := range languages {
+    fmt.Println("Key:", language, "- Value:", number)
+  }
+
+  for _, number := range languages {
+    fmt.Println("Value:", number)
+  }
+}

go-language-for-beginners-tutorial-in-16-parts/part-10/6-iteraging-over-map-values.go

@@ -0,0 +1,14 @@
+package main
+
+import "fmt"
+
+func main() {
+  languages := map[string]int{}
+  languages["java"] = 5
+  languages["ruby"] = 4
+  languages["go"] = 2
+
+  for _, number := range languages {
+    fmt.Println("Value:", number)
+  }
+}

go-language-for-beginners-tutorial-in-16-parts/part-10/7-iteraging-over-map-keys.go

@@ -0,0 +1,14 @@
+package main
+
+import "fmt"
+
+func main() {
+  languages := map[string]int{}
+  languages["java"] = 5
+  languages["ruby"] = 4
+  languages["go"] = 2
+
+  for key, _ := range languages {
+    fmt.Println("Value:", key)
+  }
+}

go-language-for-beginners-tutorial-in-16-parts/part-10/8-initializing-map-with-values.go

@@ -0,0 +1,9 @@
+package main
+
+import "fmt"
+
+func main() {
+  languages := map[string]int{"java": 4, "ruby": 6, "go": 2}
+
+  fmt.Println(languages)
+}

go-language-for-beginners-tutorial-in-16-parts/part-11/1-language-as-string.go

@@ -0,0 +1,11 @@
+package main
+
+import "fmt"
+
+var language string
+
+func main() {
+    language = "Java"
+
+    fmt.Println(language)
+}

go-language-for-beginners-tutorial-in-16-parts/part-11/2-custom-type.go

@@ -0,0 +1,11 @@
+package main
+
+import "fmt"
+
+type Language string
+
+func main() {
+  language := Language("Java")
+
+  fmt.Println(language)
+}

go-language-for-beginners-tutorial-in-16-parts/part-11/3-more-custom-types.go

@@ -0,0 +1,14 @@
+package main
+
+import "fmt"
+
+type Framework string
+type Language string
+
+func main() {
+  language := Language("Java")
+  framework := Framework("Spring 5")
+
+  fmt.Println("Language to learn:", language)
+  fmt.Println("Framework to learn:", framework)
+}

go-language-for-beginners-tutorial-in-16-parts/part-11/4-custom-type-string-operation.go

@@ -0,0 +1,17 @@
+package main
+
+import (
+  "fmt"
+)
+
+type Language string
+
+func main() {
+  language := Language("Java")
+
+  fmt.Println(language)
+
+  language = language + " - Ruby"
+
+  fmt.Println(language)
+}

go-language-for-beginners-tutorial-in-16-parts/part-11/5-custom-type-functions.go

@@ -0,0 +1,17 @@
+package main
+
+import "fmt"
+
+type Language string
+
+func main() {
+  language := Language("Java")
+
+  fmt.Println("Language:", language)
+
+  print(string(language))
+}
+
+func print(value string) {
+  fmt.Println("Value:", value)
+}

go-language-for-beginners-tutorial-in-16-parts/part-11/6-comparison-custom-type.go

@@ -0,0 +1,20 @@
+package main
+
+import "fmt"
+
+type Minute int
+type Hour int
+
+func main() {
+  minutes := Minute(70)
+  hour := Hour(10)
+
+  if minutes > 60 {
+    fmt.Println("Minutes is greater than 60")
+  }
+
+  if hour < 15 {
+    fmt.Println("Hhours is greater than 15")
+  }
+
+}

go-language-for-beginners-tutorial-in-16-parts/part-11/7-comparison-different-custom-types.go

@@ -0,0 +1,16 @@
+package main
+
+import "fmt"
+
+type Minute int
+type Hour int
+
+func main() {
+  minutes := Minute(70)
+  hour := Hour(10)
+
+  if minutes > hour {
+    fmt.Println("This will never be executed")
+  }
+
+}

go-language-for-beginners-tutorial-in-16-parts/part-12/1-struct.go

@@ -0,0 +1,18 @@
+package main
+
+import "fmt"
+
+type VideoCourse struct {
+  Name string
+  Language string
+  TimeMinutes int
+}
+
+func main() {
+  course := VideoCourse{}
+  course.Name = "Go Language Overview"
+  course.Language = "Go"
+  course.TimeMinutes = 60
+
+  fmt.Println("Video course:", course)
+}

go-language-for-beginners-tutorial-in-16-parts/part-12/2-struct-print-field.go

@@ -0,0 +1,20 @@
+package main
+
+import "fmt"
+
+type VideoCourse struct {
+  Name string
+  Language string
+  TimeMinutes int
+}
+
+func main() {
+  course := VideoCourse{}
+  course.Name = "Go Language Overview"
+  course.Language = "Go"
+  course.TimeMinutes = 60
+
+  fmt.Println("Name:", course.Name)
+  fmt.Println("Language:", course.Language)
+  fmt.Println("TimeMinutes:", course.TimeMinutes)
+}

go-language-for-beginners-tutorial-in-16-parts/part-12/3-struct-directly.go

@@ -0,0 +1,15 @@
+package main
+
+import "fmt"
+
+type VideoCourse struct {
+  Name string
+  Language string
+  TimeMinutes int
+}
+
+func main() {
+  course := VideoCourse{Name: "Go Language Overview", Language: "Go", TimeMinutes: 60}
+
+  fmt.Println("Course:", course)
+}

go-language-for-beginners-tutorial-in-16-parts/part-12/4-struct-directly-values.go

@@ -0,0 +1,15 @@
+package main
+
+import "fmt"
+
+type VideoCourse struct {
+  Name string
+  Language string
+  TimeMinutes int
+}
+
+func main() {
+  course := VideoCourse{"Go Language Overview", "Go", 60}
+
+  fmt.Println("Course:", course)
+}

go-language-for-beginners-tutorial-in-16-parts/part-12/5-struct-composition.go

@@ -0,0 +1,20 @@
+package main
+
+import "fmt"
+
+type Minute struct {
+  Value int
+}
+
+type VideoCourse struct {
+  Name string
+  Language string
+  Time Minute
+}
+
+func main() {
+  minutes := Minute{Value: 60}
+  course := VideoCourse{Name: "Go Language Overview", Language: "Go", Time: minutes}
+
+  fmt.Println(course)
+}