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Is it expensive to use try-catch blocks even if an exception is never thrown?
... nextI = (i << 1) | 1;
} while (duration < 100000000 && nextI > 0);
return new BigDecimal((duration) * 1000 / i).movePointLeft(3);
} catch (Throwable e) {
throw new RuntimeException(e);
}
}
@Override
publ...
How to delete all Annotations on a MKMapView
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answered Jun 12 '10 at 6:39
RocketManRocketMan
4,21022 gold badges2323 silver badges1919 bronze badges
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Camera orientation issue in Android
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answered Jul 4 '13 at 10:28
Tran Khanh TungTran Khanh Tung
29933 silver badges66 bronze badges
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Add data annotations to a class generated by entity framework
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edited Sep 7 '16 at 18:10
answered May 24 '13 at 14:22
M...
Reverse a string in Java
...ytes. What it actually fails for is Unicode codepoints that occupy 2 x 16 bit codeunits (in UTF-16).
– Stephen C
Oct 8 '18 at 5:33
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How to export a mysql database using Command Prompt?
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Specifying gzip -9 makes the resulting file a bit smaller, because the maximum compression is used.
– AntonK
Mar 4 '19 at 23:06
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Shell脚本编程30分钟入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...例看个例子吧：#! bin shcd ~mkdir shell_tutcd shell_tutfor ((i=0; i<10; i++)); do touch test_$i.txt...
什么是Shell脚本
示例
看个例子吧：
#!/bin/sh
cd ~
mkdir shell_tut
cd shell_tut
for ((i=0; i<10; i++)); do
touch test_$i.txt
done
示例解释
第1行：...
clearing a char array c
...ial initialization. I don't have the C99 spec, but here are two sources: bit.ly/enBC2m "You do not need to initialize all elements in an array. If an array is partially initialized, elements that are not initialized receive the value 0 of the appropriate type." bit.ly/f9asHH "If there are fewer...
How to install Xcode Command Line Tools
...et the command-line build tools installed with the current Xcode/Mac OS X v10.8 (Mountain Lion) or later?
13 Answers
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基于PECL OAuth打造微博应用 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...腾讯，搜狐，网易）的开发者，拿到属于你自己的CONSUMER_KEY和CONSUMER_SECRET（有时也被称作APP_*）。
下面开始！假定我们要开发一个类似Follow5和微博通的应用，简单点说就是把消息同时发送到多个微博平台，出于安全性的考虑，...