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Strings as Primary Keys in SQL Database [closed]
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Technically yes, but if a string makes sense to be the primary key then you should probably use it. This all depends on the size of the table you're making it for and the length of the string that is going to be the primary key (lo...
MFC Grid control 2.27 - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
...ch and useable as something of this form can be. Dozens of developers from all over the world have contributed fixes, improvements and suggestions over the 4 years that the grid has been growing, and there is still no end in sight. Most of the fixes have been sent in by readers so I'm trusting that ...
How to log SQL statements in Grails
I want to log in the console or in a file, all the queries that Grails does, to check performance.
10 Answers
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Local Storage vs Cookies
I want to reduce load times on my websites by moving all cookies into local storage since they seem to have the same functionality. Are there any pros/cons (especially performance-wise) in using local storage to replace cookie functionality except for the obvious compatibility issues?
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Determine if running on a rooted device
...se;
} catch (Throwable t) {
return false;
} finally {
if (process != null) process.destroy();
}
}
}
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安裝 APP Inventor 模拟器 aiStarter - App Inventor 2 中文网 - 清泛IT论坛，有思想、有深度
...[size=1.4em]有時候我們的手機沒有手機可以用來測式編寫的APP Inventor手機APP應用程式，沒關係，只要沒有牽涉到手機的感應器，還是可以利用電腦作業系統上提供的模擬器來測試。但是要使用這個功能之前，要要在你自己的電腦中...
App Inventor 2 内置块参考文档 · App Inventor 2 中文网
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App Inventor 2 WordCloud 拓展：免费且酷炫的词云效果 · App Inventor 2 中文网
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App Inventor 2 打造个性化酷炫的底部导航条 · App Inventor 2 中文网
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App Inventor 2 逻辑代码块 · App Inventor 2 中文网
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