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Send message to specific client with socket.io and node.js
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记录一些Mac OS X技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
... -bool false
killall Finder
修改终端的提示文字
环境变量PS1就是终端的提示文字格式，默认为“\h:\W \u\$”，可以用echo来查看：
echo $PS1
PS2则是换行后的提示符，默认为“>”。
部分可使用的格式有（完整的可以运行man bash，然...
How do I set the value property in AngularJS' ng-options?
...r (key, value) in object
In your case, it should be
array = [{ "value": 1, "text": "1st" }, { "value": 2, "text": "2nd" }];
<select ng-options="obj.value as obj.text for obj in array"></select>
Update
With the updates on AngularJS, it is now possible to set the actual value for th...
Is there any overhead to declaring a variable within a loop? (C++)
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Resizing UITableView to fit content
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157
Actually I found the answer myself.
I just create a new CGRect for the tableView.frame with t...
How to clone an InputStream?
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189
If all you want to do is read the same information more than once, and the input data is small...
What is the JavaScript version of sleep()?
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Visual C++: How to disable specific linker warnings?
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Add the following as a additional linker option:
/ignore:4099
This is in Properties->Li...
C programming in Visual Studio
...tps://msdn.microsoft.com/en-us/library/bb384838.aspx?f=255&MSPPError=-2147217396
From the link above:
By default, the Visual C++ compiler treats all files that end in .c as C source code, and all files that end in .cpp as C++ source code. To force the compiler to treat all files as C regard...
Are there disadvantages to using a generic varchar(255) for all text-based fields?
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In storage, VARCHAR(255) is smart enough to store only the length you need on a given row, unl...