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UINavigationController “back button” custom text?
The "back button" of a UINavigationController by default shows the title of the last view in the stack. Is there a way to have custom text in the back button instead?
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A TwoWay or OneWayToSource binding cannot work on the read-only property
...ay the readonly should fix it, but not for me.
I've got an ugly workaround by adding a dummy setter...
1 Answer
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Javascript Reduce an empty array
...itial value and reduce continues to process the rest of the array elements by invoking your callback. In your case the array only contains a single element, so that element becomes the initial value and also final value, since there are no more elements to be processed through the callback.
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C# equivalent of the IsNull() function in SQL Server
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It's called the null coalescing (??) operator:
myNewValue = myValue ?? new MyValue();
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How do I set up NSZombieEnabled in Xcode 4?
...d again. This is a debugging aid that increases memory use (no object is really released) but improves error reporting.
A typical case is when you over-release an object and you don't know which one:
With zombies: -[UITableView release]: message sent to deallocated instance
Without zombies:
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Can I find out the return value before returning while debugging in Visual Studio?
...ot that I know of. Note that if you do add a variable, it will get removed by the compiler in release builds anyway...
Update:
This functionality has been added to VS2013.
You can see the return values in the autos windows or use $ReturnValue in the watch/immediate window.
The value can only be se...
Add new item count to icon on button - Android
...dge a TextView, allowing you to set the numeric value to anything you like by calling setText(). Set the background of the TextView as an XML <shape> drawable, with which you can create a solid or gradient circle with a border. An XML drawable will scale to fit the view as it resizes with mo...
Resize image proportionally with MaxHeight and MaxWidth constraints
... bounding box
var nH = oH * r; //will downscale the original image by an aspect ratio to fit in the bounding box at the maximum size within aspect ratio.
var nW = oW * r;
var resized = new Bitmap(original, (int)nW, (int)nH);
original.Dispose();
return resized;...
Java: How to convert List to Map
... and the key is something that makes the item unique, which is determined by you. Jim's use of getKey() was arbitrary.
– Jeremy
Nov 9 '10 at 20:52
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How can I tell when HttpClient has timed out?
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How can I tell if TaskCanceledException is caused by HTTP timeout and not, say direct cancellation or other reason?
– UserControl
Mar 26 '14 at 5:51
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