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...试通常需要监控的指标包括：1.服务器Linux（包括CPU、Memory、Load、I O）。2.数据库：1.Mysql 2.Oracle（缓存命中、索引、...监控指标
性能测试通常需要监控的指标包括：
1.服务器Linux（包括CPU、Memory、Load、I/O）。
2.数据库：1.Mysql 2...
What are the lesser known but useful data structures?
There are some data structures around that are really useful but are unknown to most programmers. Which ones are they?
83 A...
Definition of a Balanced Tree
I am just wondering if someone might be able to clarify the definition of a balanced tree for me. I have that "a tree is balanced if each sub-tree is balanced and the height of the two sub-trees differ by at most one.
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Looping in a spiral
A friend was in need of an algorithm that would let him loop through the elements of an NxM matrix (N and M are odd). I came up with a solution, but I wanted to see if my fellow SO'ers could come up with a better solution.
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Dump Mongo Collection into JSON format
Is there any way to dump mongo collection into json format? Either on the shell or using java driver.I am looking for the one with best performance.
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Is there a download function in jsFiddle?
Is there a download function in jsFiddle, so you can download an HTML with the CSS, HTML and JS in one file, so you can run it without jsFiddle for debug purposes?
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Grep only the first match and stop
I'm searching a directory recursively using grep with the following arguments hoping to only return the first match. Unfortunately, it returns more than one -- in-fact two the last time I looked. It seems like I have too many arguments, especially without getting the desired outcome. :-/
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How to properly match varargs in Mockito
I've been trying to get to mock a method with vararg parameters using Mockito:
9 Answers
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How to define hash tables in Bash?
What is the equivalent of Python dictionaries but in Bash (should work across OS X and Linux).
15 Answers
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What is the reason for having '//' in Python? [duplicate]
I saw this in someone's code:
5 Answers
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