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Paperclip::Errors::MissingRequiredValidatorError with Rails 4
...te
If for some crazy reason (can be valid but I cannot think of one right now), you do not wish to add any content_type validation and allow people to spoof Content-Types and receive data you weren't expecting onto your server then add the following:
do_not_validate_attachment_file_type :image
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Server polling with AngularJS
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Excellent, thanks. I didn't know you could put the callback there. That solved the spamming issue. I also moved the data assignment to inside the callback which solved the UI clearing problem.
– Dave
Dec 2 '12 at 17...
What is aria-label and how should I use it?
...ion to the action led by the button (think about someone with no computer knowledge). It might mean "close", "delete", "cancel", "reduce", a strange cross, a doodle, nothing.
Despite the fact that the W3C seems to promote the aria-label rather that the title attribute here: http://www.w3.org/TR/201...
Identifying the dependency relationship for python packages installed with pip
...:|Requires:)' | sed s/Name:/\\\nName:/ -- but it seems that pipdeptree is now a better solution.
– Mark Chackerian
Aug 3 '17 at 15:26
add a comment
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How to configure Sublime Text 2/3 to use direct Ctrl+Tab order and to create new tabs after the last
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For people who don't know how to directly edit the sublime-keymap (like me): Click preferences -> Key Bindings - User. Copy above code in the file (between the brackets)
– Mathias711
Jan 13 '15 at 8:12
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moving changed files to another branch for check-in
...u want to finish and commit later, but you need to do something else right now).
– Tekkub
Aug 28 '11 at 0:26
2
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What is Normalisation (or Normalization)?
...hn
2 | Ford 2 | Sue
2 | Cadillac
Now it may seem like we still have redundant data because the UserId's are repeated; However the PK/FK constraint ensures that the values cannot be updated independently, so integrity is safe.
Is it important? Yes, it is ver...
Java `final` method: what does it promise?
...super.count();
return super.count();
}
}
c.count(); // now count 2
Or something like this:
Counter c = new Counter() {
public int count() {
int lastCount = 0;
for (int i = super.count(); --i >= 0; ) {
lastCount = super.count();
}
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How to exclude certain directories/files from git grep search
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This used to be true but no longer, it is now possible in git. See what should be the real answer below: stackoverflow.com/a/30084612/1391445
– user1391445
Dec 9 '15 at 23:38
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Why Doesn't C# Allow Static Methods to Implement an Interface?
... edited Jan 10 at 17:03
Dan Jagnow
73388 silver badges2121 bronze badges
answered Nov 3 '08 at 17:37
Mark Bra...