Java 7 New Features

1. Using String literals in switch statements.
2. Using Underscores in literals to improve code readability
3. Using the try-with-resources block to improve exception handling code.
4. Catching multiple exception types in a single catch block.
5. Rethrowing exceptions
6. Using the diamond operator for type inference.
7. Using the @SafeVarargs annotation.
8. How to search / find files in a directory using DirectoryStream in Java 7.?
9. How to create and delete a file in Java 7 using java.nio ?
10. How to Copy and Move a file in Java 7 using java.nio ?.
11. How to read and write a file in Java 7 using java.nio API ?
12. Determining the file content type.
13. Creating files and directories.
14. Binary Literals in Java 7.

Networking in Java

1. How to use java.net.InetAddress Class for Java Networking ?.
2. How to use java.net.URL Class for Java Networking ?.
3. How to use java.net.URLConnection Class for Java Networking ?.
4. How to read information from Server Socket through TCP Client Socket ?.
5. How to connect to a remote server through a Java program ?
6. Creating a simple Chat Client/Server Solution in Java
7. A simple Java program to read and download a Web page in a html file
8. How to parse a given URL to get information about it in Java ?.
9. How to read source of a Url using java.net API ?.

Multithreading in Java

1. Creating and Running a Thread using Runnable Interface
2. How life cycle of a thread in works in Java ?.
3. How to put a thread to sleep in Java ?.
4. How to set a thread's priority in Java ?.
5. How to interrupt a thread in Java ?
6. How to create synchronized threads in Java ?.
7. How to get name of current executed method and list of methods executing on the stack of main Thread in Java?
8. How to create a thread by extending the Thread class ?.