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Practical uses of different data structures [closed]
...ree - fast full text searches used in most word processors.
Stack - undo\redo operation in word processors, Expression evaluation
and syntax parsing, many virtual machines like JVM are stack oriented.
Queues - Transport and operations research where various entities are
stored and held...
Can I nest a element inside an using HTML5?
I am doing the following:
14 Answers
14
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Determining whether jQuery has not found any element
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$('#idThatDoesnotexist').length is what you're looking for. (If it finds nothing, this will === 0.) So your conditional statement should probably be:
if($('#id').length) { /* code if found */ } else { /* code if not found */ }
You're...
How to use CSS to surround a number with a circle?
...swered Feb 1 '11 at 10:15
thirtydotthirtydot
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Can't start hostednetwork
...the virtual connection -> disable
To fix that go to Device Manager (Windows-key + x + m on windows 8, Windows-key + x then m on windows 10), then open the network adapters tree , right click button on Microsoft Hosted Network Virtual Adapter and click on enable.
Try now with the command net...
Can I prevent the Firefox developer tools network panel from clearing on page reload?
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I wonder how could they possibly do such a bad job cloning firebug. Which is all they really needed to do. Those guys must be blind or something.
– Tomáš Zato - Reinstate Monica
May 27 '17 at 22:14
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Is it valid to define functions in JSON results?
...types" supported are:
Number (integer, real, or floating
point)
String (double-quoted Unicode
with backslash escaping)
Boolean
(true and false)
Array (an ordered
sequence of values, comma-separated
and enclosed in square brackets)
Object (collection of key:value
pairs, comma-separated and enclose...
validation custom message for rails 3
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How do I remove the :title from the error message above? Above displays as "Title Story title is required". I want "Story title is required." Thanks.
– datauser
Oct 6 '11 at 6:37
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Python __str__ versus __unicode__
...n classes override __unicode__() more frequently than __str__() but it doesn't appear to be consistent. Are there specific rules when it is better to implement one versus the other? Is it necessary/good practice to implement both?
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Does const mean thread-safe in C++11?
...e are no writes--; or
Internally synchronizes writes.
If this expectation does not hold for one of your types, then using it directly or indirectly together with any component of the Standard Library may result in a data race. In conclusion, const does mean thread-safe from the Standard Library poi...