100 code for Java Program Learning by doing !!

here is the code that u can write and learn it one by one from the top until the end. 

NO	Judul	Link
1	Hello World	http://www.koding.com/docs/hello-world/java
2	Looping with for	http://beginnersbook.com/2015/03/for-loop-in-java-with-example/
3	Program java penjualan if else	http://zenhuzaini.blogspot.co.id/2014/05/contoh-program-java-penjualan-if-else.html
4	Stack Java	http://zenhuzaini.blogspot.co.id/2014/05/stack-queue-java.html
5	Queue Java	http://zenhuzaini.blogspot.co.id/2014/05/stack-queue-java.html
6	Bubble Sort	http://www.programmingsimplified.com/java/source-code/java-program-to-bubble-sort
7	Mendapat nilai acak pada java	http://zenhuzaini.blogspot.co.id/2015/01/cara-mendapat-nilai-acak-pada-java.html
8	Binary Search	http://www.java-examples.com/performing-binary-search-java-int-array-example
9	Insertion Sort	http://wendigusfan.blogspot.co.id/2014/10/contoh-program-sorting-bubble-sort.html
10	Selection Sort	http://wendigusfan.blogspot.co.id/2014/10/contoh-program-sorting-bubble-sort.html
11	Get Size of Java HashSet	http://www.java-examples.com/get-size-java-hashset-example
12	Find absolute value of float, int, double and long	http://www.java-examples.com/find-absolute-value-float-int-double-and-long-using-math.abs
13	Looping with for	http://beginnersbook.com/2015/03/for-loop-in-java-with-example/
14	convert decimal to binary	http://beginnersbook.com/2014/07/java-program-to-convert-decimal-to-binary/
15	generate random number	http://beginnersbook.com/2014/04/java-program-to-generate-random-number-example/
16	Find Square Root of BigInteger	http://www.java-examples.com/find-square-root-biginteger-example
17	perform binary search on a list of integer number	http://beginnersbook.com/2014/04/java-program-to-perform-binary-search/
18	convert decimal to hexadecimal	http://beginnersbook.com/2014/07/java-program-to-convert-decimal-to-hexadecimal/
19	Find natural logarithm value of a number	http://www.java-examples.com/find-natural-logarithm-value-number-using-math.log
20	display first n primary number	http://beginnersbook.com/2014/01/java-program-to-display-first-n-or-first-100-prime-numbers/
21	check even or odd number	http://beginnersbook.com/2014/02/java-program-to-check-even-or-odd-number/
22	display first 100 primary number	http://beginnersbook.com/2014/01/java-program-to-display-first-n-or-first-100-prime-numbers/
23	Find ceiling value of a number	http://www.java-examples.com/find-ceiling-value-number-using-math.ceil
24	binary to decimal convertion	http://beginnersbook.com/2014/07/java-program-for-binary-to-decimal-conversion/
25	Find exponential value of a number	http://www.java-examples.com/find-exponential-value-number-using-math.exp
26	check prime number	http://beginnersbook.com/2014/01/java-program-to-check-prime-number/
27	Find floor value of a number	http://www.java-examples.com/find-floor-value-number-using-math.floor
28	Find maximum of two numbers	http://www.java-examples.com/find-maximum-two-numbers-using-math.max
29	Find power	http://www.java-examples.com/find-power-using-math.pow
30	Find minimum of two numbers	http://www.java-examples.com/find-minimum-two-numbers-using-math.min
31	Linear Search	http://www.programmingsimplified.com/java/source-code/java-program-for-linear-search
32	reverse a number using while loop	http://beginnersbook.com/2014/01/java-program-to-reverse-a-number/
33	reverse a number using for loop	http://beginnersbook.com/2014/01/java-program-to-reverse-a-number/
34	reverse a number using recursion	http://beginnersbook.com/2014/01/java-program-to-reverse-a-number/
35	check palindrome string using recursion	http://beginnersbook.com/2014/01/java-program-to-check-palindrome-string-using-recursion/
36	sum the elements of an array	http://beginnersbook.com/2014/01/java-program-to-sum-the-elements-of-an-array/
37	find factorial of a given number using recursion	http://beginnersbook.com/2014/01/java-program-to-find-factorial-of-a-given-number-using-recursion/
38	While loop	http://www.programmingsimplified.com/java/tutorial/java-while-loop
39	check prime number	http://beginnersbook.com/2014/01/java-program-to-check-prime-number/
40	calculate area of triangle	http://beginnersbook.com/2014/01/java-program-to-calculate-area-of-triangle/
41	calculate area of square	http://beginnersbook.com/2014/01/java-program-to-calculate-area-of-square/
42	calculate area of rectangle	http://beginnersbook.com/2014/01/java-program-to-calculate-area-of-rectangle/
43	calculate area and circumference of circle	http://beginnersbook.com/2014/01/java-program-to-calculate-area-and-circumference-of-circle/
44	multiply matrices	http://www.programmingsimplified.com/java/source-code/java-program-multiply-two-matrices
45	transpose matrix	http://www.programmingsimplified.com/java/source-code/java-program-transpose-matrix
46	compare two strings	http://www.programmingsimplified.com/java/source-code/java-program-compare-strings
47	check armstrong number	http://www.programmingsimplified.com/java/source-code/java-program-armstrong-number
48	print Floyd’s triangle	http://www.programmingsimplified.com/java/source-code/java-program-print-Floyds-triangle
49	swap	http://www.programmingsimplified.com/java/source-code/java-program-swap-numbers
50	open Notepad	http://www.programmingsimplified.com/java/source-code/java-program-open-notepad
51	singly circular Linked List	http://www.sanfoundry.com/java-program-implement-circular-singly-linked-list/
52	double circular linked list	http://www.sanfoundry.com/java-program-implement-circular-doubly-linked-list/
53	singly linear linked list	http://codereview.stackexchange.com/questions/82698/singly-linked-list-in-java
54	double linear linked list	http://codereview.stackexchange.com/questions/63171/implementation-of-a-doubly-linked-list-in-java
55	do while loop	http://beginnersbook.com/2015/03/do-while-loop-in-java-with-example/
56	do while loop example program to iterate an array	http://beginnersbook.com/2015/03/do-while-loop-in-java-with-example/
57	find duplicate characters in a string	http://beginnersbook.com/2014/07/java-program-to-find-duplicate-characters-in-a-string/
58	get input from user	http://beginnersbook.com/2014/07/java-program-to-get-input-from-user/
59	merge sort singly linked list	http://codereview.stackexchange.com/questions/136224/merge-sorting-a-singly-linked-list-in-java?rq=1
60	constructors in java	http://beginnersbook.com/2013/03/constructors-in-java/
61	polymorphism	http://beginnersbook.com/2013/03/polymorphism-in-java/
62	method overloading	http://beginnersbook.com/2013/05/method-overloading/
63	method overriding in java with example	http://beginnersbook.com/2014/01/method-overriding-in-java-with-example/
64	runtime compile time polymorphism	http://beginnersbook.com/2013/04/runtime-compile-time-polymorphism/
65	inheritance in java	http://beginnersbook.com/2013/03/inheritance-in-java/
66	java inheritance types	http://beginnersbook.com/2013/05/java-inheritance-types/
67	encapsulation	http://beginnersbook.com/2013/05/encapsulation-in-java/
68	java static dinamic binding	http://beginnersbook.com/2013/04/java-static-dynamic-binding/
69	java static class block methods variables	http://beginnersbook.com/2013/04/java-static-class-block-methods-variables/
70	inner class	http://beginnersbook.com/2013/05/inner-class/
71	java absttract class method	http://beginnersbook.com/2013/05/java-abstract-class-method/
72	java interface	http://beginnersbook.com/2013/05/java-interface/
73	TreeMap in Java	http://beginnersbook.com/2013/12/treemap-in-java-with-example/
74	HashMap Class	http://beginnersbook.com/2014/08/java-hashmap-class/
75	HashSet Class in Java	http://beginnersbook.com/2013/12/hashset-class-in-java-with-example/
76	TreeSet Class in Java	http://beginnersbook.com/2013/12/treeset-class-in-java-with-example/
77	LinkedHashMap in Java	http://beginnersbook.com/2013/12/linkedhashmap-in-java/
78	ArrayList in java	http://beginnersbook.com/2013/12/java-arraylist/
79	Vector Class	http://beginnersbook.com/2014/08/java-vector-class/
80	Java Enum	http://beginnersbook.com/2014/09/java-enum-examples/
81	java access modifiers	http://beginnersbook.com/2013/05/java-access-modifiers/
82	packages in java	http://beginnersbook.com/2013/03/packages-in-java/
83	final keyword java	http://beginnersbook.com/2014/07/final-keyword-java-final-variable-method-class/
84	super keyword java	http://beginnersbook.com/2014/07/super-keyword-in-java-with-example/
85	long to String conversion	http://beginnersbook.com/2015/05/java-long-to-string/
86	How to convert String to long in Java	http://beginnersbook.com/2013/12/how-to-convert-string-to-long-in-java/
87	boolean to String conversion	http://beginnersbook.com/2015/05/java-boolean-to-string/
88	How to convert string to int in Java	http://beginnersbook.com/2013/12/how-to-convert-string-to-int-in-java/
89	double to string	http://beginnersbook.com/2015/05/java-double-to-string/
90	How to convert String to Double in Java	http://beginnersbook.com/2013/12/how-to-convert-string-to-double-in-java/
91	Java – int to String conversion	http://beginnersbook.com/2015/05/java-int-to-string/
92	How To Convert InputStream To String In Java	http://beginnersbook.com/2013/12/how-to-convert-inputstream-to-string-in-java/
93	Difference between String and StringBuffer	http://beginnersbook.com/2014/08/string-vs-stringbuffer/
94	Convert String to boolean primitive in Java: parseBoolean() method	http://beginnersbook.com/2014/07/convert-string-to-boolean-primitive-in-java/
95	java – Left padding a String with Spaces and Zeros	http://beginnersbook.com/2014/07/java-left-padding-a-string-with-spaces-and-zeros/
96	Remove trailing spaces of a String	http://beginnersbook.com/2014/07/how-to-remove-only-trailing-spaces-of-a-string-in-java/
97	java – Right padding a String with Spaces and Zeros	http://beginnersbook.com/2014/07/java-right-padding-a-string-with-spaces-and-zeros/
98	Java Program to find duplicate Characters in a String	http://beginnersbook.com/2014/07/java-program-to-find-duplicate-characters-in-a-string/
99	Java – ASCII to String conversion	http://beginnersbook.com/2015/05/java-ascii-to-string-conversion/
100	Java – Writer to String conversion	http://beginnersbook.com/2015/05/java-writer-to-string-conversion/