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Can I change the root EBS device of my amazon EC2 instance?
I have an EBS backed Amazon EC2 instance. I would like to change the root device on this instance. Can you please advise the best way to go about this?
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What specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
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What is an NP-complete in computer science?
What is an NP-complete problem? Why is it such an important topic in computer science?
15 Answers
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Difference between String replace() and replaceAll()
... difference between java.lang.String 's replace() and replaceAll() methods,
other than later uses regex? For simple substitutions like, replace . with / ,
is there any difference?
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How does JavaScript handle AJAX responses in the background?
Since JavaScript runs in a single thread, after an AJAX request is made, what actually happens in the background? I would like to get a deeper insight into this, can anyone shed some light?
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Why is reading lines from stdin much slower in C++ than Python?
I wanted to compare reading lines of string input from stdin using Python and C++ and was shocked to see my C++ code run an order of magnitude slower than the equivalent Python code. Since my C++ is rusty and I'm not yet an expert Pythonista, please tell me if I'm doing something wrong or if I'm mis...
Throwing the fattest people off of an overloaded airplane.
Let's say you've got an airplane, and it is low on fuel. Unless the plane drops 3000 pounds of passenger weight, it will not be able to reach the next airport. To save the maximum number of lives, we would like to throw the heaviest people off of the plane first.
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How to scale Docker containers in production
So I recently discovered this awesome tool, and it says
10 Answers
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Can you call Directory.GetFiles() with multiple filters?
I am trying to use the Directory.GetFiles() method to retrieve a list of files of multiple types, such as mp3 's and jpg 's. I have tried both of the following with no luck:
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