大约有 13,916 项符合查询结果（耗时：0.0181秒） [XML]
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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pythonic way to do something N times without an index variable?
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A slightly faster approach than looping on xrange(N) is:
import itertools
for _ in itertools.repeat(None, N):
do_something()
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Gulp command not found after install
...installed in the wrong directory so I had to change the “npm config prefix” by running this code:
npm config set prefix /usr/local
Then I reinstalled gulp globally (with the -g param) and it worked properly.
This article is where I found the solution: http://webbb.be/blog/command-not-found-n...