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Difference between jar and war in Java
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From Java Tips: Difference between ear jar and war files:
These files are simply zipped files
using the java jar tool. These files are
created for different purposes. Here
is the description of these files:
.jar ...
Custom thread pool in Java 8 parallel stream
Is it possible to specify a custom thread pool for Java 8 parallel stream ? I can not find it anywhere.
15 Answers
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What is the convention for word separator in Java package names?
...n.eng
com.apple.quicktime.v2
edu.cmu.cs.bovik.cheese
References
java.sun.com - Code Conventions/Naming
Note that in particular, anything following the top-level domain prefix isn't specified by the above document. The JLS also agrees with this by giving the following examples:
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Create a custom event in Java
I want to do something like this in Java but I don't know the way:
4 Answers
4
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Read url to string in few lines of java code
I'm trying to find Java's equivalent to Groovy's:
11 Answers
11
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Python requests - print entire http request (raw)?
...: *
Access-Control-Allow-Credentials: true
<!DOCTYPE html>
<html lang="en">
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</html>
You may want to change res.text to res.content if the response is binary.
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Value of i for (i == -i && i != 0) to return true in Java
...only due to choices that were made regarding the binary storage of ints in Java. Another (bad) solution could for example have been to negate by simply changing the most significant bit and letting the other bits unchanged, this would have avoided this problem with MIN_VALUE but would have made 2 di...
Java Embedded Databases Comparison [closed]
I intend to develop a small (Java) application for managing my finances. I believe I need to use an embedded database, but I have no experience regarding this issue. I tried to look at some of the available products , but I can't decide which one would be more suitable for me. H2 , HSQLDB , Derb...
Does Java have something like C#'s ref and out keywords?
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No, Java doesn't have something like C#'s ref and out keywords for passing by reference.
You can only pass by value in Java. Even references are passed by value. See Jon Skeet's page about parameter passing in Java for more deta...
What happens when a duplicate key is put into a HashMap?
...bject, that object becomes eligible for garbage collection. Additionally, Java returns any previous value associated with the given key (or null if none present), so you can determine what was there and maintain a reference if necessary.
More information here: HashMap Doc
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