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How to change root logging level programmatically for logback
...ail to understand why something as simple as Logging is so complicated in Java/Scala.
– Abhinandan Dubey
Jan 15 '19 at 16:04
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How to get a JavaScript object's class?
I created a JavaScript object, but how I can determine the class of that object?
18 Answers
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Exception thrown in catch and finally clause
On a question for Java at the university, there was this snippet of code:
12 Answers
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Is there a javadoc tag for documenting generic type parameters?
I've been looking through the javadoc documentation on Sun's site, trying to find if there's a javadoc tag which can be used to document a class or method's generic type signature.
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Detect if Android device has Internet connection
... at android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:1273) at java.net.InetAddress.lookupHostByName(InetAddress.java:431) ...
When should I use “this” in a class?
...a constructor.
Case 1: Using this to disambiguate variable references. In Java setter methods, we commonly pass in an argument with the same name as the private member variable we are attempting to set. We then assign the argument x to this.x. This makes it clear that you are assigning the value of...
Does application.yml support environment variables?
...override parameters, but does that also work for env variables? Ex.: nohup java -Xmx1024m -jar -Dspring.profiles.active="whatever". Is there a way to do that with env vars?
– Igor Donin
Feb 15 '19 at 12:06
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What encoding/code page is cmd.exe using?
...ąęźżńł
Russian абвгдеж эюя
CJK 你好
Here’s a Java program to print out the test file in a bunch of different
Unicode encodings. It could be in any programming language; it only prints
ASCII characters or encoded bytes to stdout.
import java.io.*;
public class Foo {
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How to get a list of installed Jenkins plugins with name and version pair
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The Jenkins CLI supports listing all installed plugins:
java -jar jenkins-cli.jar -s http://localhost:8080/ list-plugins
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What are the differences between ArrayList and Vector?
... @Rei Exactly what he said: Multiple threads (docs.oracle.com/javase/tutorial/essential/concurrency/…)
– RecursiveExceptionException
Aug 8 '16 at 2:10
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