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Getting an empty JQuery object
...of jQuery, this would return a set containing the document node.
Source: api.jquery.com
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What is the use of the @ symbol in PHP?
...ometimes is out of scope when an error occurs here (for example a 3rdparty API could be unreachable, etc.).
But what's the point to still not use it? Let's have a look from two perspectives:
As a developer: When @ is used, I have absolutely no idea where to start. If there are hundreds or even tho...
Null check in an enhanced for loop
...d my self, what was the use of that emptyList java.sun.com/j2se/1.5.0/docs/api/java/util/… What's IIRC?
– OscarRyz
Feb 12 '10 at 6:34
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What's a simple way to get a text input popup dialog box on an iPhone
...t should definitly do the trick as it is now standard supported in the iOS API. You will not need a private API for this.
UIAlertView * alert = [[UIAlertView alloc] initWithTitle:@"Alert" message:@"This is an example alert!" delegate:self cancelButtonTitle:@"Hide" otherButtonTitles:nil];
alert.aler...
Best approach for GPGPU/CUDA/OpenCL in Java?
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You may also consider Aparapi. It allows you to write your code in Java and will attempt to convert bytecode to OpenCL at runtime.
Full disclosure. I am the Aparapi developer.
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Collection versus List what should you use on your interfaces?
... question as to why not List<T>, The reasons are future-proofing and API simplicity.
Future-proofing
List<T> is not designed to be easily extensible by subclassing it; it is designed to be fast for internal implementations. You'll notice the methods on it are not virtual and so cannot ...
Custom HTTP headers : naming conventions
...TTP headers of requests we send them, or even responses they get from our API.
What is the general convention to add custom HTTP headers, in terms of naming , format ... etc.
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How to check if current thread is not main thread
...als( Looper.getMainLooper().getThread() )
Or, if the runtime platform is API level 23 (Marshmallow 6.0) or higher:
Looper.getMainLooper().isCurrentThread()
See the Looper API. Note that calling Looper.getMainLooper() involves synchronization (see the source). You might want to avoid the overh...
How to lay out Views in RelativeLayout programmatically?
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set(id) should be used with generateViewId () Added in API level 17. It Generates a value suitable for use in setId(int). This value will not collide with ID values generated at build time by aapt for R.id. Example: tv[l_idx].setId(View.generateViewId());
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How to fix 'android.os.NetworkOnMainThreadException'?
...ecution characteristics depending on the platform it executes on: prior to API level 4 AsyncTasks execute serially on a single background thread; from API level 4 through API level 10, AsyncTasks execute on a pool of up to 128 threads; from API level 11 onwards AsyncTask executes serially on a singl...