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Why not use java.util.logging?
... the first time in my life I find myself in a position where I'm writing a Java API that will be open sourced. Hopefully to be included in many other projects.
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How to format strings in Java
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In addition to String.format, also take a look java.text.MessageFormat. The format less terse and a bit closer to the C# example you've provided and you can use it for parsing as well.
For example:
int someNumber = 42;
String someString = "foobar";
Object[] args = ...
Why would I use Scala/Lift over Java/Spring? [closed]
...n is a bit open but I have been looking at Scala/Lift as an alternative to Java/Spring and I wonder what are the real advantages that Scala/Lift has over it. From my perspective and experience, Java Annotations and Spring really minimizes the amount of coding that you have to do for an application. ...
Synchronization vs Lock
java.util.concurrent API provides a class called as Lock , which would basically serialize the control in order to access the critical resource. It gives method such as park() and unpark() .
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Spring Boot application as a Service
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What follows is the easiest way to install a Java application as system service in Linux.
Let's assume you are using systemd (which any modern distro nowadays does):
Firstly, create a service file in /etc/systemd/system named e.g. javaservice.service with this content...
How to format Joda-Time DateTime to only mm/dd/yyyy?
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Note that in JAVA SE 8 a new java.time (JSR-310) package was introduced. This replaces Joda time, Joda users are advised to migrate. For the JAVA SE ≥ 8 way of formatting date and time, see below.
Joda time
Create a DateTimeFormatter us...
Java: random long number in 0
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Starting from Java 7 (or Android API Level 21 = 5.0+) you could directly use ThreadLocalRandom.current().nextLong(n) (for 0 ≤ x < n) and ThreadLocalRandom.current().nextLong(m, n) (for m ≤ x < n). See @Alex's answer for detail.
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Get a list of resources from classpath directory
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Here is the code
Source: forums.devx.com/showthread.php?t=153784
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Enumeration;
import java.util.regex.Pattern;
import java.util.zip.ZipEntry;
import java.util.zip.ZipException...
Sending HTTP POST Request In Java
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Sending a POST request is easy in vanilla Java. Starting with a URL, we need t convert it to a URLConnection using url.openConnection();. After that, we need to cast it to a HttpURLConnection, so we can access its setRequestMethod() method to set our method. We final...
Why does int i = 1024 * 1024 * 1024 * 1024 compile without error?
... @iowatiger08: The size of int is fixed; it does not depend on the JVM. Java is not C.
– Martin Schröder
Jul 17 '14 at 11:55
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