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django - query filter on manytomany is empty
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150
print TestModel.objects.filter(manytomany=None)
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cannot find zip-align when publishing app
...f Android SDK Tools (23 which was released today) and SDK Platform-tools (20 which was also released today). I got an APK out of it, but if I tried to upload it to Google Play I got an error complaining that it is not zip aligned.
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How to create a shared library with cmake?
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220
Always specify the minimum required version of cmake
cmake_minimum_required(VERSION 3.9)
You ...
How to count items in a Go map?
...ed from the now-retired SO documentation:
m := map[string]int{}
len(m) // 0
m["foo"] = 1
len(m) // 1
If a variable points to a nil map, then len returns 0.
var m map[string]int
len(m) // 0
Excerpted from Maps - Counting map elements. The original author was Simone Carletti. Attribution det...
symfony 2 twig limit the length of the text and put three dots
How can I limit the length of the text, e.g., 50, and put three dots in the display?
13 Answers
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Simplest way to profile a PHP script
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104
The PECL APD extension is used as follows:
<?php
apd_set_pprof_trace();
//rest of the scri...
UICollectionView spacing margins
...-> UIEdgeInsets {
return UIEdgeInsets(top: 25, left: 15, bottom: 0, right: 5)
}
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Drag and drop files into WPF
...o whatever
// handling code you have defined.
HandleFileOpen(files[0]);
}
}
Also, don't forget to actually hook up the event in XAML, as well as setting the AllowDrop attribute.
<StackPanel Name="ImagePanel" Drop="ImagePanel_Drop" AllowDrop="true">
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</StackPanel>
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Can clearInterval() be called inside setInterval()?
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Yes you can. You can even test it:
var i = 0;
var timer = setInterval(function() {
console.log(++i);
if (i === 5) clearInterval(timer);
console.log('post-interval'); //this will still run after clearing
}, 200);
In this example, this timer clears whe...
How to have multiple data-bind attributes on one element?
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edited Oct 12 '14 at 22:07
Jeroen
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answer...