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What are the use cases of Graph-based Databases (http://neo4j.org/)? [closed]
...recommendation algorithms over the network.
If you are already working in Java, I think that modeling using Neo4j is very straight forward and it has the flattest / fastest performance for R/W of any other solutions we tried.
To be honest, I have a hard time not thinking in terms of a Graph/Networ...
What is the difference between Google App Engine and Google Compute Engine?
...t the restriction is, you can create your application in only Python, PHP, Java, NodeJS, .NET, Ruby and **Go.
On the other hand, GCE provides you full infrastructure in the form of Virtual Machine. You have complete control over those VMs' environment and runtime as you can write or install any pro...
What is the purpose of class methods?
...m teaching myself Python and my most recent lesson was that Python is not Java , and so I've just spent a while turning all my Class methods into functions.
...
How to develop and test an app that sends emails (without filling someone's mailbox with test data)?
...t work but papercut.codeplex.com did. The mails were being generated using JavaMail.
– Ashutosh Jindal
Oct 24 '12 at 8:35
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Ignoring SSL certificate in Apache HttpClient 4.3
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Tried to apply this on WebSphere and got "java.security.KeyStoreException: IBMTrustManager: Problem accessing trust store java.io.IOException: Invalid keystore format " To avoid you need pass KeyStore trustStore = KeyStore.getInstance(KeyStore.getDefaultType()); inst...
Multiple inheritance for an anonymous class
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Anonymous classes must extend or implement something, like any other Java class, even if it's just java.lang.Object.
For example:
Runnable r = new Runnable() {
public void run() { ... }
};
Here, r is an object of an anonymous class which implements Runnable.
An anonymous class can exte...
Class Not Found Exception when running JUnit test
...to Properties -> Builders and then move Maven Project Builder above the Java Builder and it worked for me.
– xorcus
Mar 29 '16 at 21:43
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What is the right way to POST multipart/form-data using curl?
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I had a hard time sending a multipart HTTP PUT request with curl to a Java backend. I simply tried
curl -X PUT URL \
--header 'Content-Type: multipart/form-data; boundary=---------BOUNDARY' \
--data-binary @file
and the content of the file was
-----------BOUNDARY
Content-Disposition: for...
Why use a ReentrantLock if one can use synchronized(this)?
...aspect that's gonna become more relevant in the near future has to do with Java 15 and Project Loom. In the (new) world of virtual threads, the underlying scheduler would be able to work much better with ReentrantLock than it's able to do with synchronized, that's true at least in the initial Java 1...
Should try…catch go inside or outside a loop?
...f the error is compared against the table.
Here's a reference: http://www.javaworld.com/javaworld/jw-01-1997/jw-01-hood.html
The table is described about half-way down.
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