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Cannot instantiate the type List [duplicate]
...s and should not be used or suggested for use in any new code targeted for Java 5+, end of story.
– Matt Ball
Oct 31 '11 at 22:15
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How to simplify a null-safe compareTo() implementation?
...s (to be able to use Collections.sort() and other goodies offered by the Java platform):
17 Answers
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Sort a Map by values
I am relatively new to Java, and often find that I need to sort a Map<Key, Value> on the values.
58 Answers
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Scala best way of turning a Collection into a Map-by-key?
...ements, this Scala code is about 20 times slower than the straight-forward Java approach (create HashMap with appropriate size, loop over list, put elements into map). For 5,000 elements, Scala ist about 8 times slower. The loop approach written in Scala is roughly 3 times faster than the toMap vari...
'\r': command not found - .bashrc / .bash_profile [duplicate]
I have windows, using Cygwin, trying to set JAVA_HOME permanently through my .bashrc file.
19 Answers
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Difference between Mutable objects and Immutable objects [duplicate]
...All( "old", "new" );
System.out.println( myString );
The output is:
java.awt.Point[0.0, 0.0]
java.awt.Point[1.0, 0.0]
old String
old String
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How to convert a string Date to long millseconds
...tdated classes SimpleDateFormat and Date is a bit more of a mystery to me. java.time, the modern Java date and time API also known as JSR-310, is so much nicer to work with. You can use it on Android through the ThreeTenABP, see this question: How to use ThreeTenABP in Android Project.
For most pur...
How to handle static content in Spring MVC?
...re that looks like the following:
src/
springmvc/
web/
MyController.java
WebContent/
resources/
img/
image.jpg
WEB-INF/
jsp/
index.jsp
web.xml
springmvc-servlet.xml
The contents of the files should look like:
src/springmvc/web/HelloWorldController.java:
packag...
CSV API for Java [closed]
... answered Sep 19 '08 at 11:58
javajava
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Start/Stop and Restart Jenkins service on Windows
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To stop Jenkins
Please avoid shutting down the Java process or the Windows service. These are not usual commands. Use those only if your Jenkins is causing problems.
Use Jenkins' way to stop that protects from data loss.
http://[jenkins-server]/[command]
where [comma...