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What does the ^ operator do in Java?
...ue elements
If you have an array with all numbers repeating even number of times except one which repeats odd number of times you can find that by XORing all elements.
Swapping values without using temporary variable
Finding missing number in the range 1 to n
Basic validation of data sent over the n...
Elegant way to invert a map in Scala
... would prefer to have both methods in the same implicit class but the more time I spent looking into it the more problematic it appeared.
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Javascript add leading zeroes to date
... won't understand the options argument.
Please note, there is also toLocaleTimeString, that allows you to localize and format the time of a date.
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Abstract methods in Python [duplicate]
...bject does not match type requirements; this can only be discovered at run time. If you require that a subclass implement a method, document that, and then just call the method in the blind hope that it will be there.
If it's there, fantastic, it simply works; this is called duck typing, and your o...
What does status=canceled for a resource mean in Chrome Developer Tools?
...aced it down to one frame trying to append HTML to another frame, that sometimes happened before the destination frame even loaded. Once you touch the contents of an iframe, it can no longer load the resource into it (how would it know where to put it?) so it cancels the request.
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How to get image size (height & width) using JavaScript?
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document.getElementById is longer to type but 10 times faster than $('#...')[0].
– bfontaine
Aug 12 '14 at 9:57
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How to extract one column of a csv file
... default.)
read -a csv_line; - this is saying read in each line, one at a time and create an array where each element is called "csv_line" and send that to the "do" section of our while loop
do echo "${csv_line[0]}";done < file - now we're in the "do" phase, and we're saying echo the 0th element...
When should I use semicolons in SQL Server?
... the deprecation. I don't expect it would be a problem on 2008 most of the time.
– Pilot_51
Jun 4 '18 at 19:59
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What is the difference between parseInt(string) and Number(string) in JavaScript? [duplicate]
...y indirectly guess from the given string (that can cause weird results sometimes).
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How do I tar a directory of files and folders without including the directory itself?
... This is a great solution. You can also pass --xform multiple times for multiple paths.
– elig
Jan 2 at 15:51
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