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Proper way to initialize a C# dictionary with values?
I am creating a dictionary in a C# file with the following code:
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Why is a round-trip conversion via a string not safe for a double?
Recently I have had to serialize a double into text, and then get it back. The value seems to not be equivalent:
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How to replace a hash key with another key
I have a condition where, I get a hash
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Why does this code using random strings print “hello world”?
The following print statement would print "hello world".
Could anyone explain this?
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How to fast-forward a branch to head?
I switched to master after developing on a branch for a long time. The log shows:
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How do I prevent Android taking a screenshot when my app goes to the background?
The app I'm currently building has the requirement that the app has to prevent the OS to take a screenshot of the app when it's being pushed into the background for security reasons. This way it won't be able to see the last active screen when switching between apps.
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Why does viewWillAppear not get called when an app comes back from the background?
I'm writing an app and I need to change the view if the user is looking at the app while talking on the phone.
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When should I use Memcache instead of Memcached?
It seems that PHP has two memcached libraries named memcache and memcached . What is the difference and how do you know which one to use? Is one outdated? It seems that memcached offers more methods so I would assume that means it has had the most development - but it also seems to require exter...
Fade/dissolve when changing UIImageView's image
Rather than creating two UIImageViews , it seems logical to simply change the image of one view. If I do that, is there anyway of having a fade/cross dissolve between the two images rather than an instant switch?
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Hibernate throws org.hibernate.AnnotationException: No identifier specified for entity: com..domain.
Why am I getting this exception?
9 Answers
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