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Obtaining a powerset of a set in Java
... Here's a working implementation, using generics and sets:
public static <T> Set<Set<T>> powerSet(Set<T> originalSet) {
Set<Set<T>> sets = new HashSet<Set<T>>();
if (originalSet.isEmpty()) {
sets.add(new HashSet<T>());
re...
Get path of executable
...y and Boost.System library indirectly.
src/executable_path.cpp
#include <cstdio>
#include <cstdlib>
#include <algorithm>
#include <iterator>
#include <string>
#include <vector>
#include <boost/filesystem/operations.hpp>
#include <boost/filesystem/path....
How can I provide multiple conditions for data trigger in WPF?
How can I provide multiple conditions for data trigger in WPF?
4 Answers
4
...
Multi-gradient shapes
...
p.setShaderFactory(sf);
Basically, the int array allows you to select multiple color stops, and the following float array defines where those stops are positioned (from 0 to 1). You can then, as stated, just use this as a standard Drawable.
Edit: Here's how you could use this in your scenario. L...
How would I get a cron job to run every 30 minutes?
I'm looking to add a crontab entry to execute a script every 30 minutes, on the hour and 30 minutes past the hour or something close. I have the following, but it doesn't seem to run on 0.
...
React.js: Wrapping one component into another
...r Wrapper = React.createClass({
render: function() {
return (
<div className="wrapper">
before
{this.props.children}
after
</div>
);
}
});
See Multiple Components: Children and Type of the Children props in the docs for more info.
...
Firing a double click event from a WPF ListView item using MVVM
... an extra DLL just to do a double-click!
– Eduardo Molteni
Oct 30 '09 at 1:51
4
This only use Bin...
When to use generic methods and when to use wild-card?
...eterized type, you can do it with type parameters like so:
public static <T extends Number> void copy(List<T> dest, List<T> src)
Here, you are ensured that both dest and src have same parameterized type for List. So, it's safe to copy elements from src to dest.
But, if you go o...
How to make a always full screen?
...
This always works for me:
<head>
<title></title>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<style type="text/css">
html, body {
height: 100%;
margin: 0;...
How to create a Custom Dialog box in android?
...
Here I have created a simple Dialog, like:
custom_dialog.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="80dp"
android:background="#3E80B4"
...