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What is the optimal length for an email address in a database?
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edited May 8 '14 at 7:05
answered May 7 '14 at 11:47
Right query to get the current number of connections in a PostgreSQL DB
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– neonidian
Dec 13 '19 at 8:05
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What is “rvalue reference for *this”?
...-value. So if this is in the type Object:
Object foo;
foo.RValueFunc(); //error: no `RValueFunc` version exists that takes `this` as l-value.
Object().RValueFunc(); //calls the non-const, && version.
This way, you can specialize behavior based on whether the object is being accessed via a...
How do I enumerate the properties of a JavaScript object? [duplicate]
...wnPropertyNames(obj) is what you want if you are dealing with some sort of Error object (ex. TypeError) because the properties are non-enumerable.
– vossad01
Oct 24 '16 at 16:18
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How to only find files in a given directory, and ignore subdirectories using bash
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If you just want to limit the find to the first level you can do:
find /dev -maxdepth 1 -name...
Linux c++ error: undefined reference to 'dlopen'
...n Linux with C++ (Eclipse), and want to use a library.
Eclipse shows me an error:
10 Answers
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两大桌面系统之战：Yosemite vs Windows 10 - 操作系统(内核) - 清泛网 - ...
...的呢？假设你使用的是 Surface，当你断开它的鼠标和键盘连接之后， Windows OS 检测到之后它就会切换进入平板使用模式。Windows 10 不是 Windows Phone 8 的后续制作，不过它们有相似之处。移动版本中键盘可漂浮在屏幕四周。
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How can I format my grep output to show line numbers at the end of the line, and also the hit count?
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your solution seems fine but get an error awk95: syntax error at source line context is >>> ' <<< missing } awk95: bailing out at source line 1
– London
Oct 19 '10 at 12:27
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Making WPF applications look Metro-styled, even in Windows 7? (Window Chrome / Theming / Theme)
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– FlyingMaverick
May 12 '14 at 19:05
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Way to get all alphabetic chars in an array in PHP?
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answered Jan 10 '09 at 23:05
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