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Create Django model or update if exists
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If you're looking for "update if exists else create" use case, please refer to @Zags excellent answer
Django already has a get_or_create, https://docs.djangoproject.com/en/dev/ref/models/querysets/#get-or-create
For you it cou...
Transparent ARGB hex value
The colors in this table is all not transparent. I guess the value for the A is set to FF .
5 Answers
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Android: HTTP communication should use “Accept-Encoding: gzip”
I've a HTTP communication to a webserver requesting JSON data. I'd like compress this data stream with Content-Encoding: gzip . Is there a way I can set Accept-Encoding: gzip in my HttpClient? The search for gzip in the Android References doesn't show up anything related to HTTP, as you can see...
Is there any haskell function to concatenate list with separator?
Is there a function to concatenate elements of a list with a separator?
For example:
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How can I brew link a specific version?
I have a few kegs of the same package in /usr/local/Cellar/libfoo like /usr/local/Cellar/libfoo/1.0.1 , /usr/local/Cellar/libfoo/HEAD and /usr/local/Cellar/libfoo/mycopy
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How do I override __getattr__ in Python without breaking the default behavior?
...ant to override the __getattr__ method on a class to do something fancy but I don't want to break the default behavior.
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Installing MSBuild 4.0 without Visual Studio 2010
I installed .NET 4.0 and VS 2010 RC on my laptop and MSBuild was automatically installed. I was hoping to build a continuous integration server by just installing the .NET SDK without VS 2010, so I downloaded the .NET 4.0 Framework from Microsoft at this link . Unfortunately, it doesn't appear to...
How to redirect to a dynamic login URL in ASP.NET MVC
I'm creating a multi-tenancy web site which hosts pages for clients. The first segment of the URL will be a string which identifies the client, defined in Global.asax using the following URL routing scheme:
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.net implementation of bcrypt
Does anyone know of a good implementation of bcrypt, I know this question has been asked before but it got very little response. I'm a bit unsure of just picking an implementation that turns up in google and am thinking that I may be better off using sha256 in the System.Security.Cryptography name...
What is a method group in C#?
I have often encountered an error such as "cannot convert from 'method group' to 'string'" in cases like:
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