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Most efficient way to reverse a numpy array

... 244 When you create reversed_arr you are creating a view into the original array. You can then cha...
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CSS image resize percentage of itself?

... filter: progid:DXImageTransform.Microsoft.Matrix(M11=0.9999619230641713, M12=-0.008726535498373935, M21=0.008726535498373935, M22=0.9999619230641713,SizingMethod='auto expand'); }​ Browser support note: browsers statistics showed inline in css. Method 2. demo on jsFiddle html: <div id...
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Multiple Updates in MySQL

...example: INSERT INTO table (id,Col1,Col2) VALUES (1,1,1),(2,2,3),(3,9,3),(4,10,12) ON DUPLICATE KEY UPDATE Col1=VALUES(Col1),Col2=VALUES(Col2); share | improve this answer | ...
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How to rename a table in SQL Server?

... | edited Jul 28 '17 at 7:40 Kolappan N 1,83322 gold badges2323 silver badges2727 bronze badges answered...
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CodeIgniter: How to get Controller, Action, URL information

... | edited Nov 17 '11 at 14:46 Jano 59.4k2020 gold badges150150 silver badges171171 bronze badges answer...
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Create a nonclustered non-unique index within the CREATE TABLE statement with SQL Server

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How to handle initializing and rendering subviews in Backbone.js?

...d that I (kind of) use a mix of scenario 1 and scenario 2. I don't think a 4th magical scenario exists because, simply enough, everything you do in scenario 1 & 2 must be done. I think it'd be easiest to explain how I like to handle it with an example. Say I have this simple page broken into th...
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How do I copy the contents of one stream to another?

... From .NET 4.5 on, there is the Stream.CopyToAsync method input.CopyToAsync(output); This will return a Task that can be continued on when completed, like so: await input.CopyToAsync(output) // Code from here on will be run in a co...
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How efficient is locking an unlocked mutex? What is the cost of a mutex?

... Dummy00001Dummy00001 14.4k55 gold badges3131 silver badges5555 bronze badges ...
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String difference in Bash

I'm trying to find a way to determine the difference between two strings in my script. I could easily do this with diff or comm, but I'm not dealing with files and I'd prefer not to output them to files, do the compare and read it back. ...