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How do you Programmatically Download a Webpage in Java
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Here's some tested code using Java's URL class. I'd recommend do a better job than I do here of handling the exceptions or passing them up the call stack, though.
public static void main(String[] args) {
URL url;
InputStream is = null;
Buffe...
How can I parse a YAML file from a Linux shell script?
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98
I've written shyaml in python for YAML query needs from the shell command line.
Overview:
$ p...
How to validate an OAuth 2.0 access token for a resource server?
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Update Nov. 2015: As per Hans Z. below - this is now indeed defined as part of RFC 7662.
Origi...
How do I import the javax.servlet API in my Eclipse project?
I want to develop with Servlets in Eclipse, but it says that the package javax.servlet cannot be resolved. How can I add javax.servlet package to my Eclipse project?
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Java executors: how to be notified, without blocking, when a task completes?
... submit these to ExecutorService. Or, see below for a mechanism built into Java 8.
class CallbackTask implements Runnable {
private final Runnable task;
private final Callback callback;
CallbackTask(Runnable task, Callback callback) {
this.task = task;
this.callback = callback;
}...
Why should I care that Java doesn't have reified generics?
...n interview recently as something the candidate wished to see added to the Java language. It's commonly-identified as a pain that Java doesn't have reified generics but, when pushed, the candidate couldn't actually tell me the sort of things that he could have achieved were they there.
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How to create local notifications?
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98
Here is sample code for LocalNotification that worked for my project.
Objective-C:
This code ...
Converting 'ArrayList to 'String[]' in Java
...ght I convert an ArrayList<String> object to a String[] array in Java?
16 Answers
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How do I remove the space between inline/inline-block elements?
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98
EDIT:
today, we should just use Flexbox.
OLD ANSWER:
OK, although I've upvoted both the f...
Java Timer vs ExecutorService?
I have code where I schedule a task using java.util.Timer . I was looking around and saw ExecutorService can do the same. So this question here, have you used Timer and ExecutorService to schedule tasks, what is the benefit of one using over another?
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