Recent questions tagged java

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2 answers

How do I replace character from string at specific indexes?

Apr 26, 2018 in Java by Daisy
 • 8,140 points • 23,942 views
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2 answers

How to round a double to 2 decimal places?

Apr 26, 2018 in Java by sophia
 • 1,400 points • 14,451 views
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1 answer

How can I create an executable JAR with dependencies using Maven?

Apr 26, 2018 in Java by Akrati
 • 3,190 points • 1,314 views
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2 answers

What is the difference between Set and List in java?

Apr 26, 2018 in Java by Sushmita
 • 6,920 points • 63,438 views
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2 answers

What is the difference between = and equals()?

Apr 26, 2018 in Java by Sushmita
 • 6,920 points • 1,453 views
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1 answer

difference between wait() and sleep() in java

Apr 25, 2018 in Java by Akrati
 • 3,190 points • 1,320 views
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2 answers

What is the use of toString method in Java and how can I use it ?

Apr 25, 2018 in Java by developer_1
 • 3,350 points • 4,181 views
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2 answers

How do I convert an input stream into a byte array

Apr 25, 2018 in Java by Akrati
 • 3,190 points • 3,962 views
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2 answers

Counting no of Occurrence of a particular character inside a string in Java

Apr 25, 2018 in Java by developer_1
 • 3,350 points • 2,878 views
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1 answer

unable to compile java code in Jenkins

Apr 25, 2018 in Jenkins by Damon Salvatore
 • 5,980 points • 2,329 views
0 votes
2 answers

How can I get current time in YYYY:MM:DD HH:MI:Sec:Millisecond format in Java?

Apr 25, 2018 in Java by Daisy
 • 8,140 points • 7,680 views
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2 answers

How to find out current working directory in Java?

Apr 25, 2018 in Java by Daisy
 • 8,140 points • 1,052 views
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2 answers

Array of Objects

Apr 24, 2018 in Java by Daisy
 • 8,140 points • 893 views
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2 answers

Copying Objects in Java

Apr 24, 2018 in Java by Daisy
 • 8,140 points • 878 views
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2 answers

How to convert array into list in Java?

Apr 24, 2018 in Java by Daisy
 • 8,140 points • 940 views
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2 answers

How to concatenate two arrays in Java?

Apr 24, 2018 in Java by Daisy
 • 8,140 points • 3,006 views
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1 answer

what are the ways in which a list can be iterated

Apr 23, 2018 in Java by developer_1
 • 3,350 points • 1,131 views
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1 answer

How can I Sort an ArrayList in Java

Apr 23, 2018 in Java by developer_1
 • 3,350 points • 899 views
0 votes
1 answer

What is the difference between jdk and jre?

Apr 20, 2018 in Java by sophia
 • 1,400 points • 2,076 views
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1 answer

What is difference the between Selenium and Celerity?

Apr 20, 2018 in Selenium by JACK
 • 1,059 views
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2 answers

What is the difference between implements and extends?

Apr 20, 2018 in Java by anonymous
 • 16,469 views
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2 answers

How can I convert an 'ArrayList<String> to 'String[]' in Java

Apr 20, 2018 in Java by Parth
 • 4,640 points • 3,396 views
0 votes
1 answer

How can a war file be deployed in Tomcat 7?

Apr 20, 2018 in Java by Akrati
 • 3,190 points • 2,134 views
0 votes
1 answer

How do I create a Java string from the contents of a file?

Apr 19, 2018 in Java by developer_1
 • 3,350 points • 1,236 views
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3 answers

How can I add new elements to an Array in Java

Apr 19, 2018 in Java by Parth
 • 4,640 points • 13,444 views
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6 answers

How can we define global variables in java?

Apr 19, 2018 in Java by sophia
 • 1,400 points • 118,224 views
0 votes
1 answer

How to fix the error failed to load the JNI shared Library?

Apr 19, 2018 in Java by Akrati
 • 3,190 points • 2,676 views
0 votes
3 answers

How to parse JSON in Java

Apr 18, 2018 in Java by developer_1
 • 3,350 points • 4,074 views
0 votes
2 answers

Generate an alpha-numeric string randomly

Apr 18, 2018 in Java by Parth
 • 4,640 points • 2,761 views
0 votes
1 answer

Sort a Map<Key, Value> by values

Apr 18, 2018 in Java by Daisy
 • 8,140 points • 1,048 views
0 votes
1 answer

Sorted array is being processed faster than unsorted array. Why is it so ?

Apr 18, 2018 in Java by Daisy
 • 8,140 points • 1,252 views
0 votes
2 answers

Hadoop is not able to find jps command

Apr 18, 2018 in Big Data Hadoop by nitinrawat895
 • 11,380 points • 16,187 views
0 votes
3 answers

How to check whether a file exists or not in Java?

Apr 18, 2018 in Java by Parth
 • 4,640 points • 4,219 views
0 votes
3 answers

How to read input from Console using Scanner Class?

Apr 18, 2018 in Java by Daisy
 • 8,140 points • 5,382 views
0 votes
3 answers

How to reverse a string in java?

Apr 18, 2018 in Java by Akrati
 • 3,190 points • 1,650 views
0 votes
1 answer

Is it possible to run a java program from command line on windows?How?

Apr 18, 2018 in Java by Daisy
 • 8,140 points • 2,779 views
0 votes
3 answers

How to sort an array in java?

Apr 17, 2018 in Java by Daisy
 • 8,140 points • 1,282 views
0 votes
2 answers

How do I read and convert an InputStream object to string type?

Apr 17, 2018 in Java by Parth
 • 4,640 points • 17,345 views
0 votes
2 answers

“Could not find or load main class” mean?

Apr 17, 2018 in Java by Akrati
 • 3,190 points • 4,620 views
0 votes
2 answers

Performing Iteration over each entry in a 'Map'

Apr 17, 2018 in Java by Parth
 • 4,640 points • 1,156 views
0 votes
1 answer

I am learning looping statements. Can you tell me how 'for-each' works in Java?

Apr 17, 2018 in Java by developer_1
 • 3,350 points • 969 views
0 votes
1 answer

How to print java array in the simplest way?

Apr 17, 2018 in Java by Akrati
 • 3,190 points • 877 views
0 votes
1 answer

How to take input from users?

Apr 17, 2018 in Java by Daisy
 • 8,140 points • 826 views
0 votes
2 answers

How to test that an array contains a certain value?

Apr 17, 2018 in Java by Daisy
 • 8,140 points • 1,150 views
0 votes
2 answers

Ho do I Iterate through a HashMap which contains duplicate values

Apr 16, 2018 in Java by Daisy
 • 8,140 points • 5,391 views
0 votes
0 answers

Ho do I Iterate through a HashMap which contains duplicate values

Apr 16, 2018 in Java by Daisy
 • 8,140 points • 840 views
0 votes
3 answers

Check if a String is numeric in Java

Apr 16, 2018 in Java by Parth
 • 4,640 points • 3,785 views
0 votes
2 answers

How is hashmap different from hashtable?

Apr 16, 2018 in Java by Akrati
 • 3,190 points • 6,533 views
0 votes
2 answers

How to convert an array to arraylist?

Apr 16, 2018 in Java by sophia
 • 1,400 points • 1,135 views
0 votes
3 answers

How to read a Text File in Java?

Apr 16, 2018 in Java by Daisy
 • 8,140 points • 2,585 views
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