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How can a Java program get its own process ID?
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There exists no platform-independent way that can be guaranteed to work in all jvm implementations.
ManagementFactory.getRuntimeMXBean().getName() looks like the best (closest) solution, and typically includes the PID. It's short, a...
Is it possible to focus on a using JavaScript focus() function?
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@Casey Chu : Its working fine in ie but not in firefox, do you have any idea ?
– Haseeb Akhtar
Feb 5 '14 at 5:20
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Binding multiple events to a listener (without JQuery)?
...educe the code (though less code is, of itself, not necessarily a bonus). Extended with ECMAScript 2015 arrow functions gives:
function addListenerMulti(el, s, fn) {
s.split(' ').forEach(e => el.addEventListener(e, fn, false));
}
A similar strategy could add the same listener to multiple ele...
Attach parameter to button.addTarget action in Swift
I am trying to pass an extra parameter to the buttonClicked action, but cannot work out what the syntax should be in Swift.
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Android SDK on a 64-bit linux machine
Is it possible to develop using the Android SDK on a 64-bit linux machine. The available SDK downloads seem to be just for 32-bit versions of Linux.
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How to distinguish mouse “click” and “drag”
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Just remember to require a minimum delta X or Y on mousemove to trigger a drag. Would be frustrating to try to click and get a drag operation instead due to a one tick mousemove
– Erik Rydgren
May 18 '11 at 9:14
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Downloading images with node.js [closed]
...st be careful when using 'data.read()', it will empty the stream for the next 'read()' operation. If you want to use it more than once, store it somewhere.
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PHP PDO: charset, set names?
...like this:
$dbh = new PDO("mysql:$connstr", $user, $password);
$dbh->exec("set names utf8");
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Node.js/Express.js App Only Works on Port 3000
I have a Node.js/Express.js app running on my server that only works on port 3000 and I'm trying to figure out why. Here's what I've found:
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How to get image size (height & width) using JavaScript?
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const img = new Image();
img.onload = function() {
alert(this.width + 'x' + this.height);
}
img.src = 'http://www.google.com/intl/en_ALL/images/logo.gif';
This can be useful if the image is not a part of the markup.
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