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MySQL - UPDATE query based on SELECT Query
I need to check (from the same table) if there is an association between two events based on date-time.
11 Answers
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What does |= (single pipe equal) and &=(single ampersand equal) mean
In below lines:
3 Answers
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How to get the changes on a branch in Git
What is the best way to get a log of commits on a branch since the time it was branched from the current branch? My solution so far is:
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What is the difference D3 datum vs. data?
Can someone please explain the difference between datum() and data() in D3.js? I see both being used and I am not sure why you should choose one over the other?
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How to check Oracle database for long running queries
My application, which uses an Oracle database, is going slow or appears to have stopped completely.
8 Answers
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Passing parameters to addTarget:action:forControlEvents
I am using addTarget:action:forControlEvents like this:
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How to download a branch with git?
I have a project hosted on GitHub. I created a branch on one computer, then pushed my changes to GitHub with:
10 Answers
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Is there a range class in C++11 for use with range based for loops?
I found myself writing this just a bit ago:
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Removing a list of characters in string
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If you're using python2 and your inputs are strings (not unicodes), the absolutely best method is str.translate:
>>> chars_to_remove = ['.', '!', '?']
>>> subj = 'A.B!C?'
>>> subj.translate(None, ''.join(chars_to_remove))
'ABC'
Otherwise, there are following options t...
What is the difference between the add and offer methods in a Queue in Java?
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I guess the difference is in the contract, that when element can not be added to collection the add method throws an exception and offer doesn't.
From: http://java.sun.com/j2se/1.5.0/docs/api/java/util/Collection.html#add%28E%29
If a collection refuses to add a
particular element for an...