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Django 1.7 - makemigrations not detecting changes
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This is kind of a stupid mistake to make, but having an extra comma at the end of the field declaration line in the model class, makes the line have no effect.
It happens when you copy paste the def. from the migration, which itself is defined as an array.
Though maybe this wou...
Eclipse executable launcher error: Unable to locate companion shared library
...make a fresh install of the current version of LiClipse, then reinstall my extra Eclipse features. Yes, reinstallation isn't that hard, because the most important preferences persist.
– Jim DeLaHunt
Jul 25 '16 at 22:08
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phonegap open link in browser
... not able to get links to open in the default browser app cross-platform.
Extra credit
Here's an example (live) click handler for the links:
document.addEventListener('click', function (e) {
if (e.target.tagName === 'A' &&
e.target.href.match(/^https?:\/\//)) {
e.preve...
How to line-break from css, without using ?
... return. This is CSS, not HTML, so it shall be closer to what you want: no extra markup.
In a blockquote, the example below displays both the title and the source link and separate the two with a carriage return ("\a"):
blockquote[title][cite]:after {
content:attr(title)"\a"attr(cite)
}
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Dashed line border around UIView
...lding upon what Prasad G has suggested I created a method inside a UIImage Extras class with the following:
- (CAShapeLayer *) addDashedBorderWithColor: (CGColorRef) color {
CAShapeLayer *shapeLayer = [CAShapeLayer layer];
CGSize frameSize = self.size;
CGRect shapeRect = CGRectMake(0....
html tables: thead vs th
... I didn't even know that th gets bolded by default, without extra CSS, thanks for that!
– CPHPython
Aug 10 '16 at 16:39
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sho...
C++ Modules - why were they removed from C++0x? Will they be back later on?
... int add(int a, int b);
}
}
void not_exported_function(char* foo);
An important change of modules will be that macros and preprocessor definitions will be local to modules and will not be exported. Thus macros do not have any impact on imported modules:
#define FILE "my/file"
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How should I use Outlook to send code snippets?
...me, even greater than the most voted-up answer which uses tohtml.com as an extra step..!
– RAM237
May 14 '18 at 10:31
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Self-references in object literals / initializers
...d destroying a temporary function, adding complexity; and either leaves an extra property on the object or [if you delete that property] impacts the performance of subsequent property accesses on that object.)
If you need it to all be within one expression, you can do that without the temporary pro...
Django: Get an object form the DB, or 'None' if nothing matches
...eality multiple objects exist. Using get() instead of first() gives you an extra layer of protection, by raising MultipleObjectsReturned(). If the result being returned is not expected to return multiple objects, then it should not be treated as such. There was a long debate about this here
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