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Ruby on Rails: Delete multiple hash keys

...pt method ActiveSupport adds to Hash. It would allow your code to be simplified to: redirect_to my_path(params.except(:controller, :action, :other_key)) Also, you wouldn't have to monkey patch, since the Rails team did it for you! ...
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Having a UITextField in a UITableViewCell

I'm trying to do that for a couple of days now, and after reading tons of messages of people trying to do that too, I'm still unable to have a fully working UITextField in some of my UITableViewCells , just like in this example: ...
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Python set to list

..., 'sizeof', 'str', 'sub', 'subclasshook', 'xor', 'add', 'clear', 'copy', 'difference', 'difference_update', 'discard', 'intersection', 'intersection_update', 'isdisjoint', 'issubset', 'issuperset', 'pop', 'remove', 'symmetric_difference', 'symmetric_difference_update', 'union', 'update'] (removed __...
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UICollectionView inside a UITableViewCell — dynamic height?

...IBOutlet to your storyboard. With the custom table view cell above, I can now subclass it in any other table view cell that needs a collection view and have it implement the UICollectionViewDelegateFlowLayout and UICollectionViewDataSource protocols. Hope this is helpful to someone else! ...
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Is there a NumPy function to return the first index of something in an array?

...with first all the row indices, then all the column indices. For example, if an array is two dimensions and it contained your item at two locations then array[itemindex[0][0]][itemindex[1][0]] would be equal to your item and so would array[itemindex[0][1]][itemindex[1][1]] numpy.where ...
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With arrays, why is it the case that a[5] == 5[a]?

...from a, which is the same as *(a + 5), and from elementary school math we know those are equal (addition is commutative). share | improve this answer | follow ...
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How to see which commits in one branch aren't in the other?

... And you wouldn't know of a way to get cherry to mark or exclude equivalent commits, would you? cherry seems like a plumbing command, but doesn't (appear to) offer many options. For what I'm currently in the middle of, git cherry gives me fal...
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Eclipse HotKey: how to switch between tabs?

...l confirms: oh wow, selecting "Editing Java Source" actually worked! Now, unfortunately this means that I'm SOL if I nav into a non-Java file (JSP, XML, JS, etc.). The fix for this is to "copy command" for this pair, and select all the "whens" that I want. So far it's at least working beau...
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How to change legend title in ggplot

... what is the difference between guides and scale_fill_discrete – Medhat Dec 29 '15 at 13:02 20 ...
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When to use static classes in C# [duplicate]

...too. In contrast to earlier, I just consider my reasoning before doing so, now :) – Mark S. Rasmussen Sep 1 '11 at 7:52  |  show 12 more comme...