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Create an index on a huge MySQL production table without table locking
I need to create an index on a ~5M rows MySQL table. It is a production table, and I fear a complete block of everything if I run a CREATE INDEX statement...
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Setting global styles for Views in Android
Let's say I want all the TextView instances in my app to have textColor="#ffffff" . Is there a way to set that in one place instead of setting it for each TextView ?
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What exactly does the “u” do? “git push -u origin master” vs “git push origin master”
I'm apparently terrible at using git, despite my best attempts to understand it.
4 Answers
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Difference between author and committer in Git?
I am trying to make a commit like
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3
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Differences between detach(), hide() and remove() - jQuery
What is the functional difference between these three jQuery methods:
5 Answers
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Why are iframes considered dangerous and a security risk?
Why are iframes considered dangerous and a security risk? Can someone describe an example of a case where it can be used maliciously?
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How can I set the aspect ratio in matplotlib?
I'm trying to make a square plot (using imshow), i.e. aspect ratio of 1:1, but I can't. None of these work:
5 Answers
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mysql - how many columns is too many?
I'm setting up a table that might have upwards of 70 columns. I'm now thinking about splitting it up as some of the data in the columns won't be needed every time the table is accessed. Then again, if I do this I'm left with having to use joins.
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Fluent and Query Expression — Is there any benefit(s) of one over other?
LINQ is one of the greatest improvements to .NET since generics and it saves me tons of time, and lines of code. However, the fluent syntax seems to come much more natural to me than the query expression syntax.
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What is the difference between .*? and .* regular expressions?
I'm trying to split up a string into two parts using regex. The string is formatted as follows:
3 Answers
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