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Django: Why do some model fields clash with each other?

...Jul 17 '09 at 10:20 Daniel RosemanDaniel Roseman 521k5151 gold badges699699 silver badges746746 bronze badges ...
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Polymorphism: Why use “List list = new ArrayList” instead of “ArrayList list = new ArrayList”? [dupl

...ase. For instance, say you were writing a fairly large 3rd party library, and say that you decided to implement the core of your library with a LinkedList. If your library relies heavily on accessing elements in these lists, then eventually you'll find that you've made a poor design decision; you'l...
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Single vs double quotes in JSON

...ou for this confirmation. Apparently I'm the only one importing str(dict), and doesn't want to eval it. A simple .replace("'", '"') should do the trick. – isaaclw Dec 13 '12 at 22:16 ...
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Add alternating row color to SQL Server Reporting services report

... Go to the table row's BackgroundColor property and choose "Expression..." Use this expression: = IIf(RowNumber(Nothing) Mod 2 = 0, "Silver", "Transparent") This trick can be applied to many areas of the report. And in .NET 3.5+ You could use: = If(RowNumber(Nothing...
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Multiple arguments to function called by pthread_create()?

...way to do this is to define a struct, pass the function a pointer to that, and dereference it for the arguments. However, I am unable to get this to work: ...
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JavaScript global event mechanism

...e to catch every undefined function error thrown. Is there a global error handling facility in JavaScript? The use case is catching function calls from flash that are not defined. ...
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Is it possible to cherry-pick a commit from another git repository?

...ository as a remote, then fetch its changes. From there you see the commit and you can cherry-pick it. Like that: git remote add other https://example.link/repository.git git fetch other Now you have all the information to simply do git cherry-pick. More info about working with remotes here: ht...
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Class JavaLaunchHelper is implemented in both. One of the two will be used. Which one is undefined [

...- the JDK is still broken. The bug report claims that the error is benign and should not cause any run-time problems, though one of the comments disagrees with that. In my own experience, I have been able to work without any problems using JDK 1.7.0_60 despite seeing the message. If this issue is ...
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Downloading a file from spring controllers

...ated within the code, which I thought would be a combination of freemarker and a PDF generation framework like iText. Any better way? ...
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What's better to use in PHP, $array[] = $value or array_push($array, $value)?

... No benchmarks, but I personally feel like $array[] is cleaner to look at, and honestly splitting hairs over milliseconds is pretty irrelevant unless you plan on appending hundreds of thousands of strings to your array. Edit: Ran this code: $t = microtime(true); $array = array(); for($i = 0; $i <...