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Bidirectional 1 to 1 Dictionary in C#
...neToOne<T, S> which is guaranteed to only contain one of each value and key (up to RefEquals anyway), and which can be searched using either key or value. Anyone know of one, or should I just implement it myself? I can't believe that I'm the first person to need this...
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CABasicAnimation resets to initial value after animation completes
I am rotating a CALayer and trying to stop it at its final position after animation is completed.
15 Answers
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How to make --no-ri --no-rdoc the default for gem install?
... or RDoc output from the gems I install in my machine or in the servers I handle (I use other means of documentation).
12 A...
What is a “callable”?
...ue, yet o will still not be callable because Python skips __getattribute__ and __getattr__ for calls. The only real way left to check if something is callable is thus EAFP.
– L̲̳o̲̳̳n̲̳̳g̲̳̳p̲̳o̲̳̳k̲̳̳e̲̳̳
Jul 1 '10 at 23:03
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Gitignore not working
My .gitignore file isn't working for some reason, and no amount of Googling has been able to fix it. Here is what I have:
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How to compare only date components from DateTime in EF?
I am having two date values, one already stored in the database and the other selected by the user using DatePicker. The use case is to search for a particular date from the database.
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difference between each.with_index and each_with_index in Ruby?
I'm really confused about the difference between each.with_index and each_with_index . They have different types but seem to be identical in practice.
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Find the IP address of the client in an SSH session
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@cwd i want to replace the ip in this command "iptables -A INPUT -s 93.203.118.251 -p tcp --destination-port 443 -j DROP" is that possible?
– wutzebaer
Aug 5 '15 at 13:00
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Check if a value is an object in JavaScript
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UPDATE:
This answer is incomplete and gives misleading results. For example, null is also considered of type object in JavaScript, not to mention several other edge cases. Follow the recommendation below and move on to other "most upvoted (and correct!) answe...
Cell spacing in UICollectionView
...in case anyone still needs correct answer here what you need:
Override standard flow layout.
Add implementation like that:
- (NSArray *) layoutAttributesForElementsInRect:(CGRect)rect {
NSArray *answer = [super layoutAttributesForElementsInRect:rect];
for(int i = 1; i < [answer count]...