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Top Questions
192
votes
When and why JPA entities should implement the Serializable interface?
java
hibernate
serialization
orm
jpa
asked Jan 7, 2010 at 14:17
stackoverflow.com
168
votes
Eventual consistency in plain English
nosql
computer-science
data-storage
eventual-consistency
asked Apr 9, 2012 at 19:21
stackoverflow.com
163
votes
What's the difference between getRequestURI and getPathInfo methods in HttpServletRequest?
java
servlets
asked Feb 8, 2011 at 9:22
stackoverflow.com
149
votes
What is 'Pattern Matching' in functional languages?
functional-programming
pattern-matching
terminology
asked Mar 23, 2010 at 17:57
stackoverflow.com
139
votes
The easiest way to transform collection to array?
java
arrays
collections
transformation
asked Jul 20, 2010 at 20:10
stackoverflow.com
135
votes
Can I exclude some concrete urls from <url-pattern> inside <filter-mapping>?
java
servlets
servlet-filters
asked Jun 26, 2010 at 19:47
stackoverflow.com
129
votes
Why do we need RESTful Web Services?
web-services
rest
soap
architecture
asked Sep 2, 2009 at 14:22
stackoverflow.com
124
votes
How to print formatted BigDecimal values?
java
formatting
bigdecimal
numberformat
asked Aug 3, 2010 at 10:57
stackoverflow.com
112
votes
How to detect query which holds the lock in Postgres?
sql
postgresql
locking
asked Oct 21, 2014 at 14:30
stackoverflow.com
102
votes
Positioning a div near bottom side of another div
html
css
layout
asked May 13, 2009 at 13:22
stackoverflow.com
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Top Answers
262
How to get the number of columns from a JDBC ResultSet?
stackoverflow.com
124
Efficient intersection of two List<String> in Java?
stackoverflow.com
83
"Integer number too large" error message for 600851475143
stackoverflow.com
71
Is it okay to throw NullPointerException programmatically?
stackoverflow.com
70
Why do I get an UnsupportedOperationException when trying to remove an element from a List?
stackoverflow.com
67
Difference between SPI and API?
stackoverflow.com
57
Check whether a string is parsable into Long without try-catch?
stackoverflow.com
53
Adding a column guideline to the editor in IntelliJ
stackoverflow.com
52
Bitwise shift operators. Signed and unsigned
stackoverflow.com
33
Class file not found in IntelliJ
stackoverflow.com
32
How do I declare a static variable inside the Main method?
stackoverflow.com
32
How to draw a filled circle in Java?
stackoverflow.com
29
Selecting multiple rows of JTable
stackoverflow.com
29
Is it better to use try/catch instead of multiple IF statements?
stackoverflow.com
25
How do I get a Date without time in Java?
stackoverflow.com
24
Significant events in Computer Science
stackoverflow.com
24
URI for local resources
stackoverflow.com
23
how to remove MouseListener / ActionListener on a JTextField
stackoverflow.com
21
How do I set the colour of a label (coloured text) in Java?
stackoverflow.com
19
Similarity Score - Levenshtein
stackoverflow.com
19
How do I connect to multiple databases using JPA?
stackoverflow.com
18
How to find out if string has already been URL encoded?
stackoverflow.com
16
What is the point of the diamond operator (<>) in Java?
stackoverflow.com
16
Java: how to use Google's HashBiMap?
stackoverflow.com
14
Checking if a class is java.lang.Enum
stackoverflow.com
13
SBT Assembly not working (not a valid command)
stackoverflow.com
13
How to lowercase every element of a collection efficiently?
stackoverflow.com
12
Can we put getters and setters in abstract classes..?
stackoverflow.com
12
Prepare parameter for super constructor
stackoverflow.com
12
Parsing a chemical formula
stackoverflow.com
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