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How to use the same C++ code for Android and iOS?
Android with NDK has support to C/C++ code and iOS with Objective-C++ has support too, so how can I write applications with native C/C++ code shared between Android and iOS?
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How to convert a Drawable to a Bitmap?
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URL url_value = new URL(name);
ImageView profile = (ImageView)v.findViewById(R.id.vdo_icon);
if (profile != null) {
Bitmap mIcon1 =
BitmapFactory.decodeStream(url_value.openConnection().getInputStream());
profile.setImageBitmap(mIcon1);
}
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Convert a Git folder to a submodule retrospectively?
... useful as a standalone component (a library, perhaps). If you've had that idea from early on, then there's a fair chance that most of that code is in its own folder.
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Integrate ZXing in Android Studio
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I was integrating ZXING into an Android application and there were no good sources for the input all over, I will give you a hint on what worked for me - because it turned out to be very easy.
There is a real handy git repository that provides the zxing android...
ReactJS: Modeling Bi-Directional Infinite Scrolling
...or this is to set the image dimensions in your img tag: <img src="..." width="100" height="58" />. This way the browser doesn't have to wait to download it before knowing what size it is going to be displayed. This requires some infrastructure but it's really worth it.
If you can't know the s...
What's the most efficient test of whether a PHP string ends with another string?
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What Assaf said is correct. There is a built in function in PHP to do exactly that.
substr_compare($str, $test, strlen($str)-strlen($test), strlen($test)) === 0;
If $test is longer than $str PHP will give a warning, so you need to chec...
How to upload a file in Django? [closed]
...edian.
Update 2015-03-17: Django 1.7 supported at GitHub, thanks to aronysidoro.
Update 2015-09-04: Django 1.8 supported at GitHub, thanks to nerogit.
Update 2016-07-03: Django 1.9 supported at GitHub, thanks to daavve and nerogit
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A basic Django 1.3 project with single app and medi...
Pretty printing JSON from Jackson 2.2's ObjectMapper
...s separated out on its own, but does not have an INDENT_OUTPUT constant inside. :(
– Anthony Atkinson
Jul 12 '13 at 15:02
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Converting JSON String to Dictionary Not List
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Your JSON is an array with a single object inside, so when you read it in you get a list with a dictionary inside. You can access your dictionary by accessing item 0 in the list, as shown below:
json1_data = json.loads(json1_str)[0]
Now you can access the data stored ...
UIRefreshControl - beginRefreshing not working when UITableViewController is inside UINavigationCont
I've setup a UIRefreshControl in my UITableViewController (which is inside a UINavigationController) and it works as expected (i.e. pull down fires the correct event). However, if I programmatically invoke the beginRefreshing instance method on the refresh control like:
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