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How to set the UITableView Section title programmatically (iPhone/iPad)?
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You sure that actually gets called if you setup the story board using static cells? I doesn't seem like it's being invoked.
– drewish
Jul 3 '12 at 3:36
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How can I call a custom Django manage.py command directly from a test driver?
...nts.
But if you by some reason cannot decouple logic form command you can call it from any code using call_command method like this:
from django.core.management import call_command
call_command('my_command', 'foo', bar='baz')
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MSSQL Error 'The underlying provider failed on Open'
...you are using Entity Framework with Transactions, Entity Framework automatically opens and closes a connection with each database call. So when using transactions, you are attempting to spread a transaction out over multiple connections. This elevates to MSDTC.
(See this reference for more inform...
Perform Segue programmatically and pass parameters to the destination view
in my app I've a button that performs a segue programmatically:
5 Answers
5
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jquery: $(window).scrollTop() but no $(window).scrollBottom()
...nt _top_ to the visible window Bottom. It is useful for sure, though can't call it the opposite to ScrollBottom (I know this is a marked answer but for future readers like myself)
– DeepSpace101
Feb 14 '13 at 20:58
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Will Dispose() be called in a using statement with a null object?
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Yes, Dispose() is only called on non-null objects:
http://msdn.microsoft.com/en-us/library/yh598w02.aspx
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How do you delete an ActiveRecord object?
...lete and delete_all which won't enforce :before_destroy and :after_destroy callbacks or any dependent association options.
User.delete_all(condition: 'value') will allow you to delete records
without a primary key
Note: from @hammady's comment, user.destroy won't work if User model has no pr...
Why switch is faster than if
...ments that will try to place the hottest branch first in the code. This is called "Branch Prediction". For more information on this, see here: https://dzone.com/articles/branch-prediction-in-java
Your experiences may vary. I don't know that the JVM doesn't run a similar optimization on LookupSwitch...
Event handling for iOS - how hitTest:withEvent: and pointInside:withEvent: are related?
...plementation of hitTest:withEvent: in UIResponder does the following:
It calls pointInside:withEvent: of self
If the return is NO, hitTest:withEvent: returns nil. the end of the story.
If the return is YES, it sends hitTest:withEvent: messages to its subviews.
it starts from the top-level subview,...
HtmlEncode from Class Library
...y question is, how do I use this method from a class library that is being called from a console application?
8 Answers
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