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How to find time complexity of an algorithm

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Permutations in JavaScript?

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Android Left to Right slide animation

...android:shareInterpolator="false"> <translate android:fromXDelta="-100%" android:toXDelta="0%" android:fromYDelta="0%" android:toYDelta="0%" android:duration="700"/> </set> This is for right to left animation: <set xmlns:android="http://schemas.androi...
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Awk学习笔记 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...能,是linux unix下的一个强大编程工具。 目录: 1. awk简介 2. awk命令格式和选项 2.1. awk的语法有两种形式 2.2. 命令选项 3. 模式和操作 3.1. 模式 3.2. 操作 4. aw...
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“Cloning” row or column vectors

... Here's an elegant, Pythonic way to do it: >>> array([[1,2,3],]*3) array([[1, 2, 3], [1, 2, 3], [1, 2, 3]]) >>> array([[1,2,3],]*3).transpose() array([[1, 1, 1], [2, 2, 2], [3, 3, 3]]) the problem with [16] seems to be that the transpose ha...
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How to find the kth smallest element in the union of two sorted arrays?

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How to iterate for loop in reverse order in swift?

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Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...发现解释器居然不到200k,这是多么地变态啊(/bin/sh都要1M,MacOS平台),而且能和C语言非常好的互动。我很好奇得浏览了一下Lua解释器的源码,这可能是我看过最干净的C的源码了。 我不想写一篇大而全的语言手册,一方面是...
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Memcached下一站:HandlerSocket! - 更多技术 - 清泛网 - 专注C/C++及内核技术

...相应的安装过程再写一遍。 首先要确保已经安装了MySQL5.1以上的版本,我用的是Ubuntu操作系统,事先已经用apt安装了MySQL5.1.37,同时还需要相应的mysql_config,如果是Ubuntu的话,可以: shell> aptitude install libmysqld-dev 注:如果你...
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What does the ^ operator do in Java?

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