Merge pull request #15 from coderolls/video/add-reverse-string-in-java-video-link-to-blog

Add link for reverse string and string to int videos in respective blogs

Author: gauravkukade

_posts/java-string/2019-12-02-reverse-a-string-in-java.md

@@ -79,13 +79,18 @@ Output:
 ```java
 The reversed string of the 'coderolls.com' is: moc.slloredoc
 ```
+
 #### Note:
 In the `for` loop, I have assigned `blogName.length()-1` to i instead of `blogName.length()` because the characters in the string are indexed from 0.
 
 I have given an image below to show the string indexing.
 
 ![Showing indexes of the characters in the string.](/assets/images/2019-12-02/string-indexing.png)
 
+Also you can watch [the video on my youtube channel for reverse a string with the above method](https://www.youtube.com/watch?v=vrTYrQuB0BE).
+
+[![How To Reverse A String In Java](https://img.youtube.com/vi/vrTYrQuB0BE/0.jpg)](https://www.youtube.com/watch?v=vrTYrQuB0BE "How To Reverse A String In Java")
+
 ## 2. Using `getBytes()` method of String
 In the `getBytes()` method of Java String first encodes the specified string into the sequence of bytes using the platforms default charset and then save the result in the byte array. The same byte array will be returned.
 ```java

_posts/java-string/2020-01-05-convert-string-to-int.md

@@ -22,6 +22,10 @@ I have listed down two ways to convert a String into an Integer.
 1. Using the `Integre.parseInt()` method
 2. Using the `Integer.valueOf()` method
 
+You can watch [the video on my youtube channel for "How To Convert A String To An Integer In Java"](https://www.youtube.com/watch?v=pNHjvpNHVCs).
+
+[![How To Convert A String To An Integer In Java](https://img.youtube.com/vi/pNHjvpNHVCs/0.jpg)](https://www.youtube.com/watch?v=pNHjvpNHVCs "How To Convert A String To An Integer In Java")
+
 Now we will see the above ways to convert string to integer one by one.
 
 ## Using the `Integre.parseInt()` method
@@ -85,7 +89,7 @@ Output
 134
 ```
 
-## Let us know about `NumberFormatException`
+## A Note about `NumberFormatException`
 
 When you are trying to convert a string to integer but your string contains a value other than the decimal digits, then bothe the methods (`Integre.parseInt()` method and `Integer.valueOf()` method) will throw the `NumberFormatException`.