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How can a Java program get its own process ID?
...ng virtual machine
could have a different name.
In Java 9 the new process API can be used:
long pid = ProcessHandle.current().pid();
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Show an image preview before upload
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HTML5 comes with File API spec, which allows you to create applications that let the user interact with files locally; That means you can load files and render them in the browser without actually having to upload the files. Part of the File API i...
How to find the JVM version from a program?
...cgi" Undocumented
java.specification.name "Java Platform API Specification" "Java Platform API Specification" "Java Platform API Specification" Java Runtime Environment specification name
java.specification.vendor "Oracle Corporation" ...
application/x-www-form-urlencoded or multipart/form-data?
... there any additional guidance when to use one of the encoding types in an API context (no browser involved)? This might e.g. be based on:
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Remove sensitive files and their commits from Git history
... with sensitive data (usernames and passwords, like /config/deploy.rb for capistrano).
11 Answers
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Is asynchronous jdbc call possible?
... possible to build an async event driven database layer on top of the JDBC api but we'd have to encapsulate the whole JDBC behind an event driven facade, and that facade wouldn't look like JDBC (after it would be event driven). The database processing would happen async on a different thread to the...
Android RatingBar change star colors [closed]
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progressTint supported only above 21 api level
– Yogesh Rathi
Mar 4 '16 at 11:16
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Rendering JSON in controller
...itional data without fully reloading the page.
or
B) You are building an API that third parties will be consuming and you have decided to use JSON to serialize your data.
Or, possibly, you are eating your own dogfood and doing both
In both cases render :json => some_data will JSON-ify the pro...
How do I monitor the computer's CPU, memory, and disk usage in Java?
... the lines of what I mentioned in this post. I recommend you use the SIGAR API. I use the SIGAR API in one of my own applications and it is great. You'll find it is stable, well supported, and full of useful examples. It is open-source with a GPL 2 Apache 2.0 license. Check it out. I have a fee...
Playing .mp3 and .wav in Java?
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you can play .wav only with java API:
import javax.sound.sampled.AudioInputStream;
import javax.sound.sampled.AudioSystem;
import javax.sound.sampled.Clip;
code:
AudioInputStream audioIn = AudioSystem.getAudioInputStream(MyClazz.class.getResource("music....