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How can I upload files asynchronously?

... It's FormData who does all the magic here. Be sure to check these docs — it covers all your question about multiple files and fields. – BorisOkunskiy Sep 12 '13 at 13:26 ...
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Applications are expected to have a root view controller at the end of application launch

... make sure self.window is initialized like self.window = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease]; – Raptor Feb 13 '12 at 12:07 1 ...
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Creating and Update Laravel Eloquent

... There is and it's called firstOrNew / firstsOrCreate – malhal Aug 24 '14 at 11:59 ...
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How to provide different Android app icons for different gradle buildTypes?

... Figured it out. What you need to do is create a separate src folder called debug that holds the different icons. For example, if your project layout is as follows, and your launcher icon is called ic_launcher.png: [Project Root] -[Module] -src -main -res -drawabl...
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How do I adjust the anchor point of a CALayer, when Auto Layout is being used?

... is applied.] Autolayout vs. View Transforms Autolayout does not play at all well with view transforms. The reason, as far as I can discern, is that you're not supposed to mess with the frame of a view that has a transform (other than the default identity transform) - but that is exactly what auto...
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Handling very large numbers in Python

... occurred to me that one way to speed the process up would be to represent all the card faces and suits as prime numbers and multiply them together to represent the hands. To whit: ...
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Is there an easy way to add a border to the top and bottom of an Android View?

...so see this solution, which also works for TextViews, if you want a border all around: stackoverflow.com/questions/3263611/… – emmby Dec 9 '10 at 20:09 26 ...
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Import / Export database with SQL Server Server Management Studio

...rver Management Studio Express, follow the steps below: Download and install Microsoft SQL Server 2008 Management Studio Express from the Microsoft web site: http://www.microsoft.com/en-us/download/details.aspx?id=7593 After Microsoft SQL Server Management Studio Express has been installed, launch...
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How to read a .xlsx file using the pandas Library in iPython?

... I usually create a dictionary containing a DataFrame for every sheet: xl_file = pd.ExcelFile(file_name) dfs = {sheet_name: xl_file.parse(sheet_name) for sheet_name in xl_file.sheet_names} Update: In pandas version...
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No == operator found while comparing structs in C++

...mpatibility. C compatibility doesn't require an operator==, however. Globally, I prefer what C++ does to what Java does. (I don't know C#, so maybe that's better.) – James Kanze Apr 25 '11 at 14:56 ...