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How to override and extend basic Django admin templates?

...ound a nice template loader on djangosnippets.org that makes this easy. It allows you to extend a template in a specific app, giving you the ability to create your own admin/index.html that extends the admin/index.html template from the admin app. Like this: {% extends "admin:admin/index.html" %} {...
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How to compare two dates in php

How to compare two dates in php if dates are in format '03_01_12' and '31_12_11' . 15 Answers ...
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Xcode build failure “Undefined symbols for architecture x86_64”

...ometimes the error "build failure “Undefined symbols for architecture x86_64”" may be caused by this. Because, some libs (not Apple's) were compiled for x32 originally and doesn't support x64. So what you need, is to change the "Architectures" for your project target like this NB. If you're us...
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Namespace and class with the same name?

...and importing Foo.DLL and Bar.DLL, which, unfortunately, both have a type called Foo: // Foo.DLL: namespace Foo { public class Foo { } } // Bar.DLL: namespace Bar { public class Foo { } } // Blah.DLL: namespace Blah { using Foo; using Bar; class C { Foo foo; } } The compiler gives ...
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Redirect parent window from an iframe action

...frame attempting navigation of the top-level window is sandboxed, but the 'allow-top-navigation' flag is not set. – Bjarte Aune Olsen Mar 18 '15 at 9:09 ...
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Creating a UICollectionView programmatically

...wDataSource,UICollectionViewDelegateFlowLayout> { UICollectionView *_collectionView; } Implementation File:-- - (void)viewDidLoad { [super viewDidLoad]; self.view = [[UIView alloc] initWithFrame:[[UIScreen mainScreen] bounds]]; UICollectionViewFlowLayout *layout=[[UICollect...
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Error Dropping Database (Can't rmdir '.test\', errno: 17)

Basically, I was taught on how to create a root password using the "mysqladmin -u root -p password" command, this was done all through the windows command editor. Now, the next process was to display the default databases (info. schema, mysql and test) which was achieved by using "SHOW DATABASES;" ...
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Export database schema into SQL file

... Generate Scripts When generating the scripts, there is an area that will allow you to script, constraints, keys, etc. From SQL Server 2008 R2 there is an Advanced Option under scripting: share | ...
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How to check if object (variable) is defined in R?

... heh. Happens to me all the time when I am testing out examples before posting, Gavin or Josh have already answered it. – Maiasaura Feb 20 '12 at 22:17 ...
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How to check if an element is in an array

...ins function has been made into a pair of extension method on Array, which allow you to do either of: let a = [ 1, 2, 3, 4 ] a.contains(2) // => true, only usable if Element : Equatable a.contains { $0 < 1 } // => false ...