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How many threads is too many?

I am writing a server, and I send each action of into a separate thread when the request is received. I do this because almost every request makes a database query. I am using a threadpool library to cut down on construction/destruction of threads. ...
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Utilizing multi core for tar+gzip/bzip compression/decompression

I normally compress using tar zcvf and decompress using tar zxvf (using gzip due to habit). 6 Answers ...
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How can I count the occurrences of a list item?

Given an item, how can I count its occurrences in a list in Python? 25 Answers 25 ...
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What is the difference between and ?

...tween <html lang="en"> and <html lang="en-US"> ? What other values can follow the dash? 6 Answers ...
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Python extending with - using super() Python 3 vs Python 2

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Simplest code for array intersection in javascript

What's the simplest, library-free code for implementing array intersections in javascript? I want to write 35 Answers ...
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Sort points in clockwise order?

Given an array of x,y points, how do I sort the points of this array in clockwise order (around their overall average center point)? My goal is to pass the points to a line-creation function to end up with something looking rather "solid", as convex as possible with no lines intersecting. ...
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Bootstrap 3 and Youtube in Modal

I'm trying to use the Modal feature from Bootstrap 3 to show my Youtube video. It works, but I can't click on any buttons in the Youtube video. ...
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How do I make and use a Queue in Objective-C?

I want to use a queue data structure in my Objective-C program. In C++ I'd use the STL queue. What is the equivalent data structure in Objective-C? How do I push/pop items? ...
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Understanding Canvas and Surface concepts

I'm struggling to understand the process of drawing to SurfaceView and therefore the whole Surface / Canvas / Bitmap system, which is used in Android. ...