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How to filter None's out of List[Option]?

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How to distinguish between left and right mouse click with jQuery

...ction(e){ e.preventDefault(); //code return false; }); Demo: http://jsfiddle.net/maniator/WS9S2/ Or you can make a quick plugin that does the same: (function( $ ) { $.fn.rightClick = function(method) { $(this).bind('contextmenu rightclick', function(e){ e.preventDefaul...
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What does character set and collation mean exactly?

...a symbol, the number 0 is the encoding for 'A', and the combination of all four letters and their encodings is a character set. Now, suppose that we want to compare two string values, 'A' and 'B'. The simplest way to do this is to look at the encodings: 0 for 'A' and 1 for 'B'. Be...
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remove None value from a list without removing the 0 value

... - it's just for scientific purposes) >>> from operator import is_not >>> from functools import partial >>> L = [0, 23, 234, 89, None, 0, 35, 9] >>> filter(partial(is_not, None), L) [0, 23, 234, 89, 0, 35, 9] ...
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[精华]VC++对话框程序打印及打印预览的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术

...程序文件菜单中会生成两个菜单项分别是打印(标识符ID_FILE_PRINT)和打印预览(标识符:ID_FILE_PRINT_PREVIEW),展开程序源代码,可以发现,是CVIEW类提供标准打印和打印预览菜单命令的消息处理函数: 设应用程序视图类为CMyView,展...
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Using isKindOfClass with Swift

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How to deep copy a list?

... don't make a deep copy using list() (Both list(...) and testList[:] are shallow copies). You use copy.deepcopy(...) for deep copying a list. deepcopy(x, memo=None, _nil=[]) Deep copy operation on arbitrary Python objects. See the following snippet - >>> a = [[1, 2, 3], [4, 5, 6]]...
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include external .js file in node.js app

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Adding days to a date in Python

... The previous answers are correct but it's generally a better practice to do: import datetime Then you'll have, using datetime.timedelta: date_1 = datetime.datetime.strptime(start_date, "%m/%d/%y") end_date = date_1 + datetime.timedelta(days=10) ...
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How to convert “camelCase” to “Camel Case”?

...est in this, particularly in handling sequences of capitals, such as in xmlHTTPRequest. The listed functions would produce "Xml H T T P Request" or "Xml HTTPRequest", mine produces "Xml HTTP Request". function unCamelCase (str){ return str // insert a space between lower & upper ...