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What does the “map” method do in Ruby?
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Ahhh I get it. So .map actually mutates the array while .each just loops through the array to access the values while leaving the original array untouched?
– bigpotato
Aug 23 '12 at 4:18
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Convert a list of characters into a string
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Use the join method of the empty string to join all of the strings together with the empty string in between, like so:
>>> a = ['a', 'b', 'c', 'd']
>>> ''.join(a)
'abcd'
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Reminder - \r\n or \n\r?
...Mac keyboards, or else you might later look at a PC keyboard, see the key called "Enter," and get the letter order wrong!
– Rob Kennedy
Jun 30 '11 at 19:36
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How to Set focus to first text input in a bootstrap modal after shown
...ur modals IDs to match and update the IDs of the form input fields, and finally update your JS to match these new IDs:
see http://jsfiddle.net/panchroma/owtqhpzr/5/
HTML
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<button ... data-target="#myModal1"> ... </button>
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<!-- Modal 1 -->
<div class="modal fade" i...
Difference between View and table in sql
...tical queries on it.
Instead of sending the complex query to the database all the time, you can save the query as a view and then SELECT * FROM view
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Check if null Boolean is true results in exception
...answered Jun 12 '12 at 21:42
K-balloK-ballo
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Real world use of JMS/message queues? [closed]
...MS (ActiveMQ is a JMS broker implementation) can be used as a mechanism to allow asynchronous request processing. You may wish to do this because the request take a long time to complete or because several parties may be interested in the actual request. Another reason for using it is to allow mul...
Automatically resize jQuery UI dialog to the width of the content loaded by ajax
...I dialogs in my application attached to divs that are loaded with .ajax() calls. They all use the same setup call:
14 Answ...
Replacement for deprecated -sizeWithFont:constrainedToSize:lineBreakMode: in iOS 7?
...ample: NSMutableParagraphStyle *paragraphStyle = [[NSMutableParagraphStyle alloc] init]; paragraphStyle.lineBreakMode = NSLineBreakByWordWrapping; In the attributes you would then need to add NSParagraphStyleAttributeName: paragraphStyle.copy...
– Florian Friedrich
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What is the good python3 equivalent for auto tuple unpacking in lambda?
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No, there is no other way. You covered it all. The way to go would be to raise this issue on the Python ideas mailing list, but be prepared to argue a lot over there to gain some traction.
Actually, just not to say "there is no way out", a third way could be to imp...