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NSUserDefaults - How to tell if a key exists
I'm working on a small iPhone app, and I am using NSUserDefaults as my data persistence. It only has to keep track of a few things, such as some names and some numbers so I figure I might as well keep it simple.
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Save bitmap to location
... FileOutputStream(filename)) {
bmp.compress(Bitmap.CompressFormat.PNG, 100, out); // bmp is your Bitmap instance
// PNG is a lossless format, the compression factor (100) is ignored
} catch (IOException e) {
e.printStackTrace();
}
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Combine --user with --prefix error with setup.py install
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answered Dec 21 '10 at 0:07
gotgenesgotgenes
32.1k2626 gold badges8888 silver badges119119 bronze badges
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How to write a Unit Test?
...input.
Now, implement the test by declaring a class, name it anything (Usually something like TestAddingModule), and add the testAdd method to it (i.e. like the one below) :
Write a method, and above it add the @Test annotation.
In the method, run your binary sum and assertEquals(expectedVal,cal...
Configuring so that pip install can work from github
...owLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\...
In a javascript array, how do I get the last 5 elements, excluding the first element?
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edited Feb 10 at 14:40
answered Jun 24 '11 at 21:18
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How to customize a Spinner in Android
...er"
android:src="@mipmap/drop" />
</RelativeLayout>
Finally looks like below image and it is everywhere clickable in round area and no need to write click Lister for imageView.
Step3: For drop-down design, remove the line from Dropdown ListView and change the background color,...
Parsing XML with namespace in Python via 'ElementTree'
...tTree is not too smart about namespaces. You need to give the .find(), findall() and iterfind() methods an explicit namespace dictionary. This is not documented very well:
namespaces = {'owl': 'http://www.w3.org/2002/07/owl#'} # add more as needed
root.findall('owl:Class', namespaces)
Prefixes a...
In CMake, how can I test if the compiler is Clang?
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As of CMake 2.8.10, this variable is (finally!) documented. See: cmake.org/cmake/help/v2.8.10/…
– Nick Hutchinson
Nov 19 '12 at 1:07
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Amazon S3 Change file download name
...mention that it was not me to provide the right answer on Amazon forum and all credits should go to Colin Rhodes ;-)
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