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When and why JPA entities should implement Serializable interface?
The question is in the title. Below I just described some of my thoughts and findings.
14 Answers
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Change name of iPhone app in Xcode 4
...e will mean that the App Bundle Identifier you registered with Apple Provisioning Portal will no longer work for that app. You will need to generate a new App ID and Provisioning Profile in order to distribute your app to a physical device.
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Open Facebook page from Android app?
...rying the same thing on my Android device throws an ActivityNotFoundException .
26 Answers
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default select option as blank
I have a very weird requirement, wherein I am required to have no option selected by default in drop down menu in HTML. However,
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How do you dismiss the keyboard when editing a UITextField
...n the user has pressed the "Done" key on the keyboard. Is there a notification I can watch for?
22 Answers
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iphone Core Data Unresolved error while saving
...roperty has been assigned nil. Either in your *.xcodatamodel check the "optional" box or when you are saving to the managedObjectContext make sure that your properties are filled in.
If you're getting further errors after changing your code to suit the two requirements try cleaning your build and ...
Python ElementTree module: How to ignore the namespace of XML files to locate matching element when
.... This way you can handle multiple namespaces and namespace aliases:
from io import StringIO # for Python 2 import from StringIO instead
import xml.etree.ElementTree as ET
# instead of ET.fromstring(xml)
it = ET.iterparse(StringIO(xml))
for _, el in it:
prefix, has_namespace, postfix = el.tag...
Espresso: Thread.sleep( );
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On my mind correct approach will be:
/** Perform action of waiting for a specific view id. */
public static ViewAction waitId(final int viewId, final long millis) {
return new ViewAction() {
@Override
public Matcher<View> getConstraints() {
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How to convert a Base64 string into a Bitmap image to show it in a ImageView?
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byte[] b = Base64.decode(previouslyEncodedImage.getBytes(), Base64.DEFAULT);bitmap = BitmapFactory.decodeByteArray(b, 0, b.length); bitmap returns null in my case.how to convert base 64 string to bitmap?
– Rajesh
De...
Remove All Event Listeners of Specific Type
...ws such features unfortunately. It would have been if the listeners collection was accessible but the feature wasn't implemented.
The closest thing you can do is to remove all listeners by cloning the element, which will not clone the listeners collection.
Note: This will also remove listeners on ...