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Sort NSArray of date strings or objects

I have an NSArray that contains date strings (i.e. NSString) like this: "Thu, 21 May 09 19:10:09 -0700" 9 Answers ...
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Set markers for individual points on a line in Matplotlib

I have used Matplotlib to plot lines on a figure. Now I would now like to set the style, specifically the marker, for individual points on the line. How do I do this? ...
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Does MySQL ignore null values on unique constraints?

I have an email column that I want to be unique. But I also want it to accept null values. Can my database have 2 null emails that way? ...
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How can I update a single row in a ListView?

I have a ListView which displays news items. They contain an image, a title and some text. The image is loaded in a separate thread (with a queue and all) and when the image is downloaded, I now call notifyDataSetChanged() on the list adapter to update the image. This works, but getView() is g...
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How do you configure an OpenFileDialog to select folders?

In VS .NET, when you are selecting a folder for a project, a dialog that looks like an OpenFileDialog or SaveFileDialog is displayed, but is set up to accept only folders. Ever since I've seen this I've wanted to know how it's done. I am aware of the FolderBrowserDialog, but I've never really like...
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Chrome Uncaught Syntax Error: Unexpected Token ILLEGAL [duplicate]

Receiving the subject error when Chrome tries to load the script file on the page. It says it's at the last line of the javascript file. I can't seem to find anything wrong with it. No errors in firefox, and the script works as expected. Just using form validation ...
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Comet and jQuery [closed]

I've done some research into server push with javascript and have found the general consensus to be that what I'm looking for lies in the "Comet" design pattern. Are there any good implementations of this pattern built on top of jQuery? If not, are there any good implementations of this pattern at a...
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Is there a Max function in SQL Server that takes two values like Math.Max in .NET?

I want to write a query like this: 29 Answers 29 ...
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filters on ng-model in an input

I have a text input and I don't want to allow users to use spaces, and everything typed will be turned into lowercase. 8 An...
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Converting HTML files to PDF [closed]

I need to automatically generate a PDF file from an exisiting (X)HTML-document. The input files (reports) use a rather simple, table-based layout, so support for really fancy JavaScript/CSS stuff is probably not needed. ...