updates

040-select/select.go

@@ -1,6 +1,9 @@
+// ## Select
+
 package main
 
-import ("fmt"; "time")
+import "time"
+import "fmt"
 
 func main() {
     c1 := make(chan string)

041-timeouts/timeouts.go

@@ -1,6 +1,9 @@
+// ## Timeouts
+
 package main
 
-import ("fmt"; "time")
+import "time"
+import "fmt"
 
 func main() {
     c := make(chan string)

042-string-functions/string-functions.go

@@ -1,6 +1,9 @@
+// ## String Functions
+
 package main
 
-import ("fmt"; "strings")
+import "strings"
+import "fm"
 
 func p(o interface{}) {
 	fmt.Println(o)

043-bytes/bytes.go

@@ -1,3 +1,5 @@
+// ## Bytes
+
 package main
 
 import "fmt"

044-command-line-args/044-command-line-args.go

@@ -1,25 +0,0 @@
-package main                        // Use `os.Args` to access command-line arguments and
-                                    // the name of the program.
-import ("os"; "fmt")
-
-func main() {
-	argsWithProg := os.Args         // `os.Args` includes the program name as the first
-	argsWithoutProg := os.Args[1:]  // value.
-
-	arg := os.Args[3]               // `Args` are a slice, you can get individual args
-                                    // with normal indexing.
-
-	fmt.Println(argsWithProg)       
-	fmt.Println(argsWithoutProg)
-	fmt.Println(arg)
-}
-
-/*
-$ go build command-line-args        // Build a `command-line-args` binary so that we have
-                                    // the expected program name.
-
-$ ./command-line-args a b c d
-[command-line-args a b c d]       
-[a b c d]
-c
-*/

044-command-line-arguments/command-line-arguments.go

@@ -0,0 +1,26 @@
+// ## Command Line Arguments
+
+// Use `os.Args` to access command-line arguments and
+// the name of the program.
+package main                        
+                                    
+import "os"
+import "fmt"
+
+func main() {
+    // `os.Args` includes the program name as the first
+    // value.                                              
+	argsWithProg := os.Args         
+	argsWithoutProg := os.Args[1:]  
+
+    // `Args` are a slice, you can get individual args
+    // with normal indexing.
+	arg := os.Args[3]               
+                                    
+
+	fmt.Println(argsWithProg)       
+	fmt.Println(argsWithoutProg)
+	fmt.Println(arg)
+}
+
+// todo: discuss building before here

044-command-line-arguments/command-line-arguments.sh

@@ -0,0 +1,9 @@
+# Build a `command-line-args` binary so that we have
+# the expected program name.
+$ go build command-line-arguments      
+                                    
+
+$ ./command-line-arguments a b c d
+[command-line-arguments a b c d]       
+[a b c d]
+c

045-burstable-rate-limiting/burstable-rate-limiting.go

@@ -1,3 +1,5 @@
+// ## Burstable Rate Limiting
+
 package main
 
 import "time"

046-dns/046-dns.go

@@ -1,7 +0,0 @@
-package main
-
-import ("net/dns", "fmt")
-
-func main() {
-	// https://github.com/miekg/dns/blob/master/ex/q/q.go
-}

047-elapsed/elapsed.go

@@ -1,6 +1,9 @@
+// ## Elapsed Time
+
 package main
 
-import ("time"; "fmt")
+import "time"
+import "fmt"
 
 func main() {
 	start := time.Now()

048-email/email.go

@@ -1,8 +1,8 @@
+// ## Email
+
 package main
 
-import (
-	"net/smtp"
-)
+import "net/smtp"
 
 func main() {
 	auth := smtp.PlainAuth(
@@ -17,10 +17,12 @@ func main() {
 		auth,
 		"mark+sent@heroku.com",
 		[]string{"mark@heroku.com"},
-		[]byte("The Subject\r\n\r\nThe Body"),
+		[]byte("nThe body."),
 	)
 	if err != nil { panic(err) }
 }
 
-// missing subject, cc, bcc, attachements, plain/multi-type emails
-// https://github.com/mtoader/google-go-lang-idea-plugin/issues/112
+// todo: missing subject, cc, bcc
+// todo: attachements
+// todo: plain/multi-type emails
+// todo: https://github.com/mtoader/google-go-lang-idea-plugin/issues/112

049-enumerable/enumerable.go

@@ -1,6 +1,9 @@
+// ## Enumerable
+
 package main            
 
-import ("fmt"; "strings")
+import "strings"
+import "fmt"
 
 func Index(elems []string, val string) int {
 	for i, v := range elems {

tool/index.txt

@@ -38,12 +38,11 @@ buffering
 directions
 synchronization
 select
-timeout
-string-fns
+timeouts
+string-functions
 bytes
-command-line-args
+command-line-arguments
 burstable-rate-limiting
-dns
 elapsed
 email
 enumerable