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Converting java.util.Properties to HashMap
java.util.Properties is a implementation of java.util.Map , And java.util.HashMap's constructor receives a Map type param. So, why must it be converted explicitly?
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Understanding Spliterator, Collector and Stream in Java 8
...lector interfaces yet, and as a result, the Stream interface is still somewhat obscure to me.
4 Answers
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MySQL - Get row number on select
Can I run a select statement and get the row number if the items are sorted?
5 Answers
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How do I make a semi transparent background?
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sprintf like functionality in Python
...g a C-style sprintf functionality in Python. Because of conditional statements, I can’t write them directly to the file.
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Fastest way to list all primes below N
This is the best algorithm I could come up.
35 Answers
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How to format a java.sql Timestamp for displaying?
How do I formate a java.sql Timestamp to my liking ? ( to a string, for display purposes)
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How to use null in switch
In the code above I cant use null in switch case statement. How can I do this differently?
I can't use default because then I want to do something else.
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Fastest way to get the first object from a queryset in django?
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Use the convenience methods .first() and .last():
MyModel.objects.filter(blah=blah).first()
They both swallow the resulting exception and return None if the queryset returns no objects.
These were added in Django 1.6, which was released in Nov ...
How to enable file sharing for my app?
...file sharing) key in the info plist of your app. Here's a link for the documentation. Scroll down to the file sharing support part.
In the past, it was also necessary to define CFBundleDisplayName (Bundle Display Name), if it wasn't already there. More details here.
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