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What is Clojure useful for? [closed]
... I've used thus far academically and professionally - C, C++, Objective-C, Java, JavaScript, Python, Ruby.
Which isn't to say Clojure is perfect. But it seems to me that it's built on a better foundation than most of what's out there.
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How do I make an http request using cookies on Android?
...//github.com/apache/httpcomponents-client/blob/master/httpclient5/src/test/java/org/apache/hc/client5/http/examples/ClientFormLogin.java
import java.util.ArrayList;
import java.util.List;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
i...
When does static class initialization happen?
...lass.forName(fqn)
1 - The final bullet point was present in the JLS for Java 6 through Java 8, but it was apparently a mistake in the specification. It was finally corrected in the Java 9 JLS: see source.
share
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Negative weights using Dijkstra's Algorithm
... good reference from Algorithm (4th edition), which says (and contains the java implementation of version 2 & 3 I mentioned above):
Q. Does Dijkstra's algorithm work with negative weights?
A. Yes and no. There are two shortest paths algorithms known as Dijkstra's algorithm, depending on whether...
What are the key differences between Apache Thrift, Google Protocol Buffers, MessagePack, ASN.1 and
...ms of languages supported out of the box (it only supports C++, Python and Java) but it does have a lot of third-party support for other languages (of highly variable quality). Google does pretty much all of their work using Protocol Buffers, so it is a battle-tested, battle-hardened protocol (albe...
Eclipse HotKey: how to switch between tabs?
...e nonsense like that.
Matt Ball confirms:
oh wow, selecting "Editing Java Source" actually worked!
Now, unfortunately this means that I'm SOL if I nav into a non-Java file (JSP, XML, JS, etc.).
The fix for this is to "copy command" for this pair, and select all the "whens" that I want.
S...
Difference between validate(), revalidate() and invalidate() in Swing GUI
...d and performs layout of the container.
UPDATE:
Some code from Component.java
public void revalidate() {
revalidateSynchronously();
}
/**
* Revalidates the component synchronously.
*/
final void revalidateSynchronously() {
synchronized (getTreeLock()) {
invalidate();
C...
Showing a Spring transaction in log
...
Most interesting log informations of JtaTransactionManager.java (if this question is still about the JtaTransactionManager) are logged at DEBUG priority. Assuming you have a log4j.properties somewhere on the classpath, I'd thus suggest to use:
log4j.logger.org.springframework.transa...
Where to use EJB 3.1 and CDI?
I am making a Java EE based product in which I'm using GlassFish 3 and EJB 3.1.
2 Answers
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How do I convert a org.w3c.dom.Document object to a String?
I want to convert a org.w3c.dom.Document object to a String. I'm using Java 6 and am open to using any (completely free) technology that is up to the task. I tried the solution from this thread -- Is there a more elegant way to convert an XML Document to a String in Java than this code? , where t...