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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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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...
Is MATLAB OOP slow or am I doing something wrong?
...nk the upshot of this is that:
MCOS/classdef methods are faster. Cost is now about on par with old style classes, as long as you use the foo(obj) syntax. So method speed is no longer a reason to stick with old style classes in most cases. (Kudos, MathWorks!)
Putting functions in namespaces makes t...
Correct use for angular-translate in controllers
... If you tried it instead of writing that unrelated comment, you wouldv'e known the answer by now. Short answer: yes. Thats possible.
– Robin van Baalen
Jun 4 '15 at 17:44
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Syntax behind sorted(key=lambda: …)
... a sequence of 1s and 0s.
[3,6,3,2,4,8,23] becomes [0,1,0,1,1,1,0]
Now we're getting somewhere. What do you get when you sort the transformed list?
[0,0,0,1,1,1,1]
Okay, so now we know why the odds come before the evens. But the next question is: Why does the 6 still come before the 2 ...
Is there a REAL performance difference between INT and VARCHAR primary keys?
... your database? And pretend that SU never exists? And all references to SU now points to Russia?
– Dainius
Aug 23 '12 at 8:01
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list every font a user's browser can display
... it down from the server. (Intuitively, it seems like the browser should know what fonts it has and this should be exposed to javascript somehow.)
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Why does CSS work with fake elements?
...g HTML element that is better suited to the task
Also; why didn't he know that made-up elements existed and worked with CSS. Are they uncommon?
Yes. People don't use them because they have the above problems.
share
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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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Detecting a mobile browser
...s more a question of mousehover or not, big bouton or small links. So, for now, i run with "if (Modernizr.touch)" :)
– molokoloco
Jun 26 '13 at 22:26
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