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Rounding float in Ruby
... "2.35"
If you want to store it rounded, you can use
>> (2.3465*100).round / 100.0
=> 2.35
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What's the difference between “Normal Reload”, “Hard Reload”, and ...
...ll use the cache but revalidate everything during page load, looking for "304 Not Modified" responses. If the browser can avoid re-downloading cached JavaScript files, images, text files, etc. then it will.
Hard reload
Don't use anything in the cache when making the request. (which is equal to SHIF...
Convert int to ASCII and back in Python
..., node 1 might be short.com/a , node 52 might be short.com/Z , and node 104 might be short.com/ZZ . When a user goes to that URL, I need to reverse the process (obviously).
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Notification when a file changes?
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answered Apr 6 '09 at 14:34
Mihai LimbășanMihai Limbășan
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How do I put the image on the right side of the text in a UIButton?
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BenjaminBenjamin
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Android get current Locale, not default
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edited Jun 17 '14 at 20:07
JDJ
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answered Jan ...
Difference between wait and sleep
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answered Nov 8 '12 at 20:08
MRABMRAB
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How does cookie “Secure” flag work?
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Sean Leather
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answered Dec 5 '12 at 18:43
CratylusCratylus
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导盲项目：什么场景非得用相机预览？按杖上按钮或定时拍照，识别后语音提醒...
...对视障使用者没有用，但：
布局可以做小（比如高 120 像素放在屏幕顶端），只要可见且有尺寸；
调试时很有用：一眼看出手机有没有对着前方、衣服有没有挡住镜头。
整个系统的数据流：
导盲杖
→ 蓝...
Can I return the 'id' field after a LINQ insert?
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edited Jul 6 '15 at 6:06
T.J. Crowder
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