Fixed most typos (#301)

* Fixed most spelling mistakes

* Update README files with new playground links for updated source files

Author: jonaswouters

tools/mpl/main.go

@@ -87,7 +87,7 @@ func process(mdFile string) error {
 			log.Fatalf("ERROR: Generating Link Title[%s] ScrFile[%s] : %v", title, srcFile, err)
 		}
 
-		// Generate the link information to replace the existing link infomation
+		// Generate the link information to replace the existing link information
 		// in the markdown file.
 		l := fmt.Sprintf("[%s](%s) ([Go Playground](%s))", title, srcFile, playLink)
 		log.Println("UPDATE:", l)

topics/go/algorithms/data/queue/queue_test.go

@@ -10,7 +10,7 @@ import (
 const succeed = "\u2713"
 const failed = "\u2717"
 
-// TestNew vaidates the New functionality.
+// TestNew validates the New functionality.
 func TestNew(t *testing.T) {
 	t.Log("Given the need to test New functionality.")
 	{
@@ -33,12 +33,12 @@ func TestNew(t *testing.T) {
 	}
 }
 
-// TestEnqueue vaidates the Enqueue functionality.
+// TestEnqueue validates the Enqueue functionality.
 func TestEnqueue(t *testing.T) {
 	t.Log("Given the need to test Enqueue functionality.")
 	{
 		const items = 5
-		t.Logf("\tTest 0:\tWhen enqueing %d items", items)
+		t.Logf("\tTest 0:\tWhen enqueuing %d items", items)
 		{
 			q, err := queue.New(items)
 			if err != nil {
@@ -80,12 +80,12 @@ func TestEnqueue(t *testing.T) {
 	}
 }
 
-// TestDequeue vaidates the Dequeue functionality.
+// TestDequeue validates the Dequeue functionality.
 func TestDequeue(t *testing.T) {
 	t.Log("Given the need to test Dequeue functionality.")
 	{
 		const items = 5
-		t.Logf("\tTest 0:\tWhen dequeing %d items", items)
+		t.Logf("\tTest 0:\tWhen dequeuing %d items", items)
 		{
 			q, err := queue.New(items)
 			if err != nil {
@@ -126,12 +126,12 @@ func TestDequeue(t *testing.T) {
 	}
 }
 
-// TestEnqueueFull vaidates the Enqueue functionality when full.
+// TestEnqueueFull validates the Enqueue functionality when full.
 func TestEnqueueFull(t *testing.T) {
 	t.Log("Given the need to test Enqueue functionality for being full.")
 	{
 		const items = 5
-		t.Logf("\tTest 0:\tWhen enqueing %d items", items)
+		t.Logf("\tTest 0:\tWhen enqueuing %d items", items)
 		{
 			q, err := queue.New(items)
 			if err != nil {
@@ -185,12 +185,12 @@ func TestEnqueueFull(t *testing.T) {
 	}
 }
 
-// TestDequeueEmpty vaidates the Dequeue functionality when empty.
+// TestDequeueEmpty validates the Dequeue functionality when empty.
 func TestDequeueEmpty(t *testing.T) {
 	t.Log("Given the need to test Dequeue functionality for being empty.")
 	{
 		const items = 5
-		t.Logf("\tTest 0:\tWhen enqueing %d items", items)
+		t.Logf("\tTest 0:\tWhen enqueuing %d items", items)
 		{
 			q, err := queue.New(items)
 			if err != nil {

topics/go/algorithms/data/queue/student/queue_test.go

@@ -10,7 +10,7 @@ import (
 const succeed = "\u2713"
 const failed = "\u2717"
 
-// TestNew vaidates the New functionality.
+// TestNew validates the New functionality.
 func TestNew(t *testing.T) {
 	t.Log("Given the need to test New functionality.")
 	{
@@ -33,12 +33,12 @@ func TestNew(t *testing.T) {
 	}
 }
 
-// TestEnqueue vaidates the Enqueue functionality.
+// TestEnqueue validates the Enqueue functionality.
 func TestEnqueue(t *testing.T) {
 	t.Log("Given the need to test Enqueue functionality.")
 	{
 		const items = 5
-		t.Logf("\tTest 0:\tWhen enqueing %d items", items)
+		t.Logf("\tTest 0:\tWhen enqueuing %d items", items)
 		{
 			q, err := queue.New(items)
 			if err != nil {
@@ -80,12 +80,12 @@ func TestEnqueue(t *testing.T) {
 	}
 }
 
-// TestDequeue vaidates the Dequeue functionality.
+// TestDequeue validates the Dequeue functionality.
 func TestDequeue(t *testing.T) {
 	t.Log("Given the need to test Dequeue functionality.")
 	{
 		const items = 5
-		t.Logf("\tTest 0:\tWhen dequeing %d items", items)
+		t.Logf("\tTest 0:\tWhen dequeuing %d items", items)
 		{
 			q, err := queue.New(items)
 			if err != nil {
@@ -126,12 +126,12 @@ func TestDequeue(t *testing.T) {
 	}
 }
 
-// TestEnqueueFull vaidates the Enqueue functionality when full.
+// TestEnqueueFull validates the Enqueue functionality when full.
 func TestEnqueueFull(t *testing.T) {
 	t.Log("Given the need to test Enqueue functionality for being full.")
 	{
 		const items = 5
-		t.Logf("\tTest 0:\tWhen enqueing %d items", items)
+		t.Logf("\tTest 0:\tWhen enqueuing %d items", items)
 		{
 			q, err := queue.New(items)
 			if err != nil {
@@ -185,12 +185,12 @@ func TestEnqueueFull(t *testing.T) {
 	}
 }
 
-// TestDequeueEmpty vaidates the Dequeue functionality when empty.
+// TestDequeueEmpty validates the Dequeue functionality when empty.
 func TestDequeueEmpty(t *testing.T) {
 	t.Log("Given the need to test Dequeue functionality for being empty.")
 	{
 		const items = 5
-		t.Logf("\tTest 0:\tWhen enqueing %d items", items)
+		t.Logf("\tTest 0:\tWhen enqueuing %d items", items)
 		{
 			q, err := queue.New(items)
 			if err != nil {

topics/go/algorithms/data/stack/stack_test.go

@@ -10,7 +10,7 @@ import (
 const succeed = "\u2713"
 const failed = "\u2717"
 
-// TestPush vaidates the Push functionality.
+// TestPush validates the Push functionality.
 func TestPush(t *testing.T) {
 	t.Log("Given the need to test Push functionality.")
 	{
@@ -51,7 +51,7 @@ func TestPush(t *testing.T) {
 	}
 }
 
-// TestPop vaidates the Pop functionality.
+// TestPop validates the Pop functionality.
 func TestPop(t *testing.T) {
 	t.Log("Given the need to test Pop functionality.")
 	{
@@ -101,7 +101,7 @@ func TestPop(t *testing.T) {
 	}
 }
 
-// TestPeek vaidates the Peek functionality.
+// TestPeek validates the Peek functionality.
 func TestPeek(t *testing.T) {
 	t.Log("Given the need to test Peek functionality.")
 	{

topics/go/algorithms/data/stack/student/stack_test.go

@@ -10,7 +10,7 @@ import (
 const succeed = "\u2713"
 const failed = "\u2717"
 
-// TestPush vaidates the Push functionality.
+// TestPush validates the Push functionality.
 func TestPush(t *testing.T) {
 	t.Log("Given the need to test Push functionality.")
 	{
@@ -51,7 +51,7 @@ func TestPush(t *testing.T) {
 	}
 }
 
-// TestPop vaidates the Pop functionality.
+// TestPop validates the Pop functionality.
 func TestPop(t *testing.T) {
 	t.Log("Given the need to test Pop functionality.")
 	{
@@ -101,7 +101,7 @@ func TestPop(t *testing.T) {
 	}
 }
 
-// TestPeek vaidates the Peek functionality.
+// TestPeek validates the Peek functionality.
 func TestPeek(t *testing.T) {
 	t.Log("Given the need to test Peek functionality.")
 	{

topics/go/algorithms/fun/vlq/student/vlq.go

@@ -1,6 +1,6 @@
 package vlq
 
-// DecodeVarint takes a varaible length VLQ based integer and
+// DecodeVarint takes a variable length VLQ based integer and
 // decodes it into a 32 bit integer.
 func DecodeVarint(input []byte) (uint32, error) {
 	return 0, nil

topics/go/algorithms/fun/vlq/vlq.go

@@ -5,7 +5,7 @@ import (
 	"math/bits"
 )
 
-// DecodeVarint takes a varaible length VLQ based integer and
+// DecodeVarint takes a variable length VLQ based integer and
 // decodes it into a 32 bit integer.
 func DecodeVarint(input []byte) (uint32, error) {
 	const lastBitSet = 0x80 // 1000 0000

topics/go/concurrency/data_race/advanced/example1/example1.go

@@ -2,7 +2,7 @@
 // http://www.apache.org/licenses/LICENSE-2.0
 
 // Sample program to show a more complicated race condition using
-// an interface value. This produces a read to an inteface value after
+// an interface value. This produces a read to an interface value after
 // a partial write.
 package main
 

topics/go/concurrency/patterns/chat/chat.go

@@ -13,7 +13,7 @@ import (
 	"sync"
 )
 
-// temporary is declared to test for the existance of the method coming
+// temporary is declared to test for the existence of the method coming
 // from the net package.
 type temporary interface {
 	Temporary() bool
@@ -35,7 +35,7 @@ type client struct {
 	conn   net.Conn
 }
 
-// read waits for message and sends it to the chatroom for procesing.
+// read waits for message and sends it to the chatroom for processing.
 func (c *client) read() {
 	for {
 

topics/go/exercises/contributors/githubmock/main.go

@@ -55,7 +55,7 @@ func handle(w http.ResponseWriter, r *http.Request) {
 func main() {
 
 	// Start listening for local traffic on port 0 which tells the OS to pick a
-	// random open port. We start the listener seperately from the server so we
+	// random open port. We start the listener separately from the server so we
 	// can report the listener's address.
 	listener, err := net.Listen("tcp", "127.0.0.1:0")
 	if err != nil {

topics/go/language/embedding/README.md

@@ -28,7 +28,7 @@ Embedding types provide the final piece of sharing and reusing state and behavio
 
 Copy the code from the template. Add a new type CachingFeed which embeds Feed and overrides the Fetch method.
 
-[Template](exercises/template1/template1.go) ([Go Playground](https://play.golang.org/p/kdHgALCIPIs)) | 
-[Answer](exercises/exercise1/exercise1.go) ([Go Playground](https://play.golang.org/p/FbvPJoQc4In))
+[Template](exercises/template1/template1.go) ([Go Playground](https://play.golang.org/p/_SnIBh3H-0O)) | 
+[Answer](exercises/exercise1/exercise1.go) ([Go Playground](https://play.golang.org/p/yHFpf7QYtnc))
 ___
 All material is licensed under the [Apache License Version 2.0, January 2004](http://www.apache.org/licenses/LICENSE-2.0).

topics/go/language/embedding/exercises/exercise1/exercise1.go

@@ -48,7 +48,7 @@ type CachingFeed struct {
 	*Feed
 }
 
-// NewCachingFeed initalizes a CachingFeed for use.
+// NewCachingFeed initializes a CachingFeed for use.
 func NewCachingFeed(f *Feed) *CachingFeed {
 	return &CachingFeed{
 		docs: make(map[string]Document),

topics/go/language/embedding/exercises/template1/template1.go

@@ -74,7 +74,7 @@ type CachingFeed struct {
 	// TODO embed *Feed and add a field for a map[string]Document.
 }
 
-// NewCachingFeed initalizes a CachingFeed for use.
+// NewCachingFeed initializes a CachingFeed for use.
 func NewCachingFeed(f *Feed) *CachingFeed {
 
 	// TODO create a CachingFeed with an initialized map and embedded feed.

topics/go/language/methods/README.md

@@ -21,7 +21,7 @@ _"Methods are valid when it is practical or reasonable for a piece of data to ex
 
 ## Code Review
 
-[Declare and receiver behavior](example1/example1.go) ([Go Playground](https://play.golang.org/p/9ZBYDPHs_pT))  
+[Declare and receiver behavior](example1/example1.go) ([Go Playground](https://play.golang.org/p/-rK206XfGaV))  
 [Value and Pointer semantics](example5/example5.go) ([Go Playground](https://play.golang.org/p/QmKfZAnZ6FQ))  
 [Named typed methods](example2/example2.go) ([Go Playground](https://play.golang.org/p/9g1PIjyA2YQ))  
 [Function/Method variables](example3/example3.go) ([Go Playground](https://play.golang.org/p/iRkiczvcHiH))  

topics/go/language/methods/example1/example1.go

@@ -54,7 +54,7 @@ func main() {
 	}
 
 	// Exception example: Using pointer semantics
-	// for a collectoin of strings.
+	// for a collection of strings.
 	keys := make([]string, 10)
 	for i := range keys {
 		keys[i] = func() string { return "key-gen" }()

topics/go/packages/context/README.md

@@ -1,6 +1,6 @@
 ## Context - Standard Library
 
-The package context defines the Context type, which carries deadlines, cancelation signals, and other request-scoped values across API boundaries and between processes.
+The package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes.
 
 ## Notes
 
@@ -38,7 +38,7 @@ The package context defines the Context type, which carries deadlines, cancelati
 
 Use the template and follow the directions. You will be writing a web handler that performs a mock database call but will timeout based on a context if the call takes too long. You will also save state into the context.
 
-[Template](exercises/template1/template1.go) ([Go Playground](https://play.golang.org/p/QHvoTQjD1BZ)) | 
-[Answer](exercises/exercise1/exercise1.go) ([Go Playground](https://play.golang.org/p/yc7W3nVnQpM))  
+[Template](exercises/template1/template1.go) ([Go Playground](https://play.golang.org/p/jIkgYBhqMNy)) | 
+[Answer](exercises/exercise1/exercise1.go) ([Go Playground](https://play.golang.org/p/eJamC6Aleu5))  
 ___
 All material is licensed under the [Apache License Version 2.0, January 2004](http://www.apache.org/licenses/LICENSE-2.0).

topics/go/packages/context/exercises/exercise1/exercise1.go

@@ -43,7 +43,7 @@ func routes() {
 // findUser makes a database call to find a user.
 func findUser(rw http.ResponseWriter, r *http.Request) {
 
-	// Create a context that timesout in fifty milliseconds.
+	// Create a context that timeouts in fifty milliseconds.
 	ctx, cancel := context.WithTimeout(context.Background(), 50*time.Millisecond)
 	defer cancel()
 
@@ -57,7 +57,7 @@ func findUser(rw http.ResponseWriter, r *http.Request) {
 	ch := make(chan *User, 1)
 	go func() {
 
-		// Get the ip adress from the context for logging.
+		// Get the ip address from the context for logging.
 		if ip, ok := ctx.Value(userIPKey).(string); ok {
 			log.Println("Start DB for IP", ip)
 		}
@@ -72,7 +72,7 @@ func findUser(rw http.ResponseWriter, r *http.Request) {
 	select {
 	case u := <-ch:
 
-		// Repond with the user.
+		// Respond with the user.
 		sendResponse(rw, &u, http.StatusOK)
 		log.Println("Sent StatusOK")
 		return

topics/go/packages/context/exercises/template1/template1.go

@@ -32,7 +32,7 @@ func routes() {
 // both timeouts and state.
 func findUser(rw http.ResponseWriter, r *http.Request) {
 
-	// Create a context that timesout in fifty milliseconds.
+	// Create a context that timeouts in fifty milliseconds.
 
 	// Defer the call to cancel.
 

topics/go/packages/encoding/README.md

@@ -4,7 +4,7 @@ Encoding is the process or marshaling or unmarshaling data into different forms.
 
 ## Notes
 
-* Support for Decoding and Encoding JSON and XML are provided by the standard libary.
+* Support for Decoding and Encoding JSON and XML are provided by the standard library.
 * This package gets better and better with every release.
 
 ## Links
@@ -13,7 +13,7 @@ Encoding is the process or marshaling or unmarshaling data into different forms.
 
 ## Code Review
 
-[Unmarshal JSON documents](example1/example1.go) ([Go Playground](https://play.golang.org/p/Wvfx1eIBDT0))  
+[Unmarshal JSON documents](example1/example1.go) ([Go Playground](https://play.golang.org/p/hCWu2AbC9KP))  
 [Unmarshal JSON files](example2/example2.go) ([Go Playground](https://play.golang.org/p/g5-AUzfbcUS))  
 [Marshal a user defined type](example3/example3.go) ([Go Playground](https://play.golang.org/p/B01KAwC-rpX))  
 [Custom Marshaler and Unmarshler](example4/example4.go) ([Go Playground](https://play.golang.org/p/SolgBvtnBUr))

topics/go/packages/encoding/example1/example1.go

@@ -38,7 +38,7 @@ type (
 		CurrencyCode string `json:"currency_code"`
 		TimeZone     string `json:"time_zone"`
 		NumberFormat struct {
-			DecimalSaparator  string `json:"decimal_separator"`
+			DecimalSeparator  string `json:"decimal_separator"`
 			GroupingSeparator string `json:"grouping_separator"`
 			GroupPattern      string `json:"group_pattern"`
 		} `json:"number_format"`

topics/go/packages/reflection/README.md

@@ -46,7 +46,7 @@ Example shows how to use reflection to decode an integer.
 ### Exercise 1
 Declare a struct type that represents a request for a customer invoice. Include a CustomerID and InvoiceID field. Define tags that can be used to validate the request. Define tags that specify both the length and range for the ID to be valid. Declare a function named validate that accepts values of any type and processes the tags. Display the results of the validation.
 
-[Template](exercises/template1/template1.go) ([Go Playground](https://play.golang.org/p/3kcRgtNZe9Q)) | 
-[Answer](exercises/exercise1/exercise1.go) ([Go Playground](https://play.golang.org/p/kD9nQMYjPI5))
+[Template](exercises/template1/template1.go) ([Go Playground](https://play.golang.org/p/yUhGiGNC23V)) | 
+[Answer](exercises/exercise1/exercise1.go) ([Go Playground](https://play.golang.org/p/ZgxnHRIe2M8))
 ___
 All material is licensed under the [Apache License Version 2.0, January 2004](http://www.apache.org/licenses/LICENSE-2.0).

topics/go/packages/reflection/exercises/exercise1/exercise1.go

@@ -3,7 +3,7 @@
 
 // Declare a struct type that represents a request for a customer invoice. Include a CustomerID and InvoiceID field. Define
 // tags that can be used to validate the request. Define tags that specify both the length and range for the ID to be valid.
-// Declare a function named validate that accepts values of any type and processes the tags. Display the resutls of the validation.
+// Declare a function named validate that accepts values of any type and processes the tags. Display the results of the validation.
 package main
 
 import (