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How to elegantly rename all keys in a hash in Ruby? [duplicate]
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ages = { 'Bruce' => 32, 'Clark' => 28 }
mappings = { 'Bruce' => 'Bruce Wayne', 'Clark' => 'Clark Kent' }
ages.transform_keys(&mappings.method(:[]))
#=> { 'Bruce Wayne' => 32, 'Clark Kent' => 28 }
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CSS word-wrapping in div
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JayxJayx
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Why would a static nested interface be used in Java?
...-private!).
– Vasu
Mar 25 '10 at 6:03
Kaillash, private methods can be accessed through relfection (in the reflect pac...
iPhone: Detecting user inactivity/idle time since last screen touch
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153
Here's the answer I had been looking for:
Have your application delegate subclass UIApplication...
How to set breakpoints in inline Javascript in Google Chrome?
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13 Answers
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实战低成本服务器搭建千万级数据采集系统 - 更多技术 - 清泛网 - 专注C/C++...
...器...有这样一个采集系统的需求，达成指标： 需要采集30万关键词的数据 、微博必须在一个小时采集到、覆盖四大微博（新浪微博、腾讯微博、网易微博、搜狐微博）。为了节约客户成本，硬件为普通服务器：E5200 双核 2.5G cpu...
How do I delete unpushed git commits?
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edited Oct 3 '16 at 11:44
Armen
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an...
Why are variables “i” and “j” used for counters?
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23 Answers
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How to make an OpenGL rendering context with transparent background?
...can be seen in the image below:
The code has been tested on Windows XP (32-bits) and Windows 8.1 (32-bits).
Enjoy!
#define _WIN32_WINNT 0x0500
#include <windows.h>
#include <windowsx.h>
#include <GL/gl.h>
#include <GL/glu.h>
#pragma comment (lib, "opengl32.lib")
#pragma...
Algorithm to compare two images
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These are simply ideas I've had thinking about the problem, never tried it but I like thinking...