Sunday, May 21, 2017

Shell Scripting Tutorial for Beginners 23 - Functions





Functions :

Functions make scripts easier to maintain. Basically it breaks up the program into smaller pieces. A function performs an action defined by you, and it can return a value if you wish.



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Sunday, May 14, 2017

Shell Scripting Tutorial for Beginners 21 - Select loop





SELECT COMMAND Constructs simple menu from word list. It Allows user to enter a number instead of a word. So User enters sequence number corresponding to the word.

--------------------------------------------

Syntax:

select WORD in LIST    

do          

RESPECTIVE-COMMANDS

done

--------------------------------------------

Loops until end of input, i.e. ^d  (or ^c)



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Tuesday, May 9, 2017

Java Tutorial | Learn Java programming





Java is a widely used robust technology. According to Estimates , 3 billion devices run java.



This Java Tutorial course is aimed at complete beginners to the subject. For those who have no programming experience or those who have limited knowledge of Java. We get you up and running and will give you the skills you need to master the Java programming language.



00:00:01 1 - Introduction and Installing the java (JDK) Step by Step Tutorial

00:13:03 2 - Installing Eclipse IDE and Setting up Eclipse

00:28:01 3 - Creating First Java Project in Eclipse IDE

00:47:34 4 - Variables and Types in Java

00:57:26 5 - Getting User Input using Java

01:09:31 6 - Math and Arithmetic Operators in Java

01:18:13 7 - Increment Operator and Assignment Operator

01:25:18 8 - IF ... ELSE Statements and Relational Operators

01:33:48 9 - Logical Operators in Java

01:41:11 10 - switch Statement in Java

01:50:44 11 - The while Statements (while Loops)

01:57:22 12 - The do-while Statements (do-while Loops)

02:03:15 13 - Arrays in Java

02:11:49 14 - The for Statement in Java (for loops)

02:20:20 15 - Java String

02:29:08 16 - Introduction to Methods

02:37:07 17 - Parameter passing and Returning a Value from a Method

02:49:41 18 - Classes and Objects in Java

03:05:02 19 - Class Constructor in Java

03:15:18 20 - Method Overloading in Java

03:20:40 21 - 'static' keyword in Java

03:28:15 22 - 'static' keyword Example in Java

03:34:58 23 - Public, Private, Protected and this (Java Access Modifiers)

03:47:14 24 - The final keyword in Java

03:57:42 25 - Inheritance in Java

04:07:51 26 - Polymorphism in Java

04:16:21 27 - Method Overriding in Java

04:22:35 28 - Abstract Methods and Classes

04:31:47 29 - Java Interfaces

04:39:06 30 - Recursion in java

04:45:54 31 - Arraylist in Java

04:56:42 32 - LinkedList in Java

05:04:36 33 - Difference between LinkedList vs ArrayList in Java

05:16:53 34 - ListIterator in Java

05:24:28 35 - HashSet in Java

05:32:39 36 - Catching and Handling Exceptions in Java using Try Catch Blocks

05:42:58 37 - Java Finally block (try-catch-finally Exception Handling in Java )

05:53:01 38 - Create a File and Write in it Using PrintWriter and File class

06:01:34 39 - How to Read file using Java

06:09:43 40 - Using Date & Time + formatting Date using SimpleDateFormat

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