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How to check if Location Services are enabled?
... Thank you for the code. Checking for location manager: lm.getAllProviders().contains(LocationManager.GPS_PROVIDER) (or NETWORK_PROVIDER) would make sure that you do not throw the user to a settings page where there is no network option.
– petter
N...
Unique fields that allow nulls in Django
...egrity. Data may be entered via import scripts, from the shell, through an API or any other means. Much better to override the save() method than to make custom cases for every form that might touch the data.
– shacker
Jul 27 '16 at 18:36
...
Entity Framework Code First - Advantages and disadvantages of Fluent Api vs Data Annotations [closed
...onf.MapKey("MyForeignKeyID"))
Fine granular tuning of relationships, especially in all cases where only one side of an association is exposed in the object model:
.WithMany(...), WithOptional(...), WithRequiredDependent(...), WithRequiredPrincipal(...)
Specification of inheritance mapping between o...
SPA best practices for authentication and session management
...-considered-harmful/
To summarize:
A man-in-the-middle attack can trivially replace your crypto code with <script>
function hash_algorithm(password){ lol_nope_send_it_to_me_instead(password); }</script>
A man-in-the-middle attack is trivial against a page that serves any resource ove...
Status bar and navigation bar appear over my view's bounds in iOS 7
...
You can achieve this by implementing a new property called edgesForExtendedLayout in iOS7 SDK. Please add the following code to achieve this,
if ([self respondsToSelector:@selector(edgesForExtendedLayout)])
self.edgesForExtendedLayout = UIRectEdgeNone;
You need to ad...
How to continue a task when Fabric receives an error
...e encountering an exception, execution will halt immediately.
This is typically the desired behavior, but there are many exceptions to the rule, so Fabric provides env.warn_only, a Boolean setting. It defaults to False, meaning an error condition will result in the program aborting immediately. Howe...
How to unescape HTML character entities in Java?
Basically I would like to decode a given Html document, and replace all special chars, such as "&nbsp;" -> " " , "&gt;" -> ">" .
...
How to check file MIME type with javascript before upload?
...emo at the bottom.
Check that your browser supports both File and Blob. All major ones should.
if (window.FileReader && window.Blob) {
// All the File APIs are supported.
} else {
// File and Blob are not supported
}
Step 1:
You can retrieve the File information from an <in...
Calling Python in Java?
...
yes, this needs to define an api interface with minimum input/output required. It is not smart to have a lot of data transfter between client/server on the network. If you cannot define such an interface, then this design approach doesn't suits.
...
Behaviour for significant change location API when terminated/suspended?
...estion.
That is, your suspended app is woken up, you don't receive any callbacks on your app delegate, instead you receive your location updates through your existing CLLocationManagerDelegate. You can detect that you are running in the background by checking the applicationState, and do limited...