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Extract numbers from a string

I want to extract the numbers from a string that contains numbers and letters like: 20 Answers ...
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List comprehension: Returning two (or more) items for each item

...would incidentally eliminate khachik's complaint. (Though in a sense, mine and his are essentially the same in terms of process. We simply define the inner generator differently.) – JAB Aug 8 '12 at 16:40 ...
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How do I capitalize first letter of first name and last name in C#?

Is there an easy way to capitalize the first letter of a string and lower the rest of it? Is there a built in method or do I need to make my own? ...
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How can I convert a string to boolean in JavaScript?

Can I convert a string representing a boolean value (e.g., 'true', 'false') into a intrinsic type in JavaScript? 83 Answers...
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Auto Resize Image in CSS FlexBox Layout and keeping Aspect Ratio?

... it also possible to do this for the height dimension if the screen gets smaller? – confile Jan 14 '14 at 0:43 @confil...
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实战低成本服务器搭建千万级数据采集系统 - 更多技术 - 清泛网 - 专注C/C++...

...器。到了机器后再按照天或者半天分表,比如表名为 weibo_2013020101 、weibo_2013020112。weibo_2013020101表示2月1日上午一个表,weibo_2013020112表示2月1日下午一个表。光这样分了还是不够,1000w/2=500w,经不起压力扩展。我们还需要把表再...
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Can I use jQuery with Node.js?

... Note: The original answer fails to mention that it you will need to install jsdom as well using npm install jsdom Update (late 2013): The official jQuery team finally took over the management of the jquery package on npm: npm install jquery Then: require("jsdom").env("", function (err, wind...
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Eclipse - no Java (JRE) / (JDK) … no virtual machine

... (the first one referenced by your PATH) Three things to remember: "Installing" a JRE or a JDK can be as simple as unzipping or copying it from another computer: there is no special installation steps, and you can have as many different JVM versions (1.4, 5.0, 6.0...) as you want, "installed" (co...
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Bootstrap with jQuery Validation Plugin

...ks well, except for one thing: Testing against jQuery Validate 1.11.1 and calling resetForm() on a form's validator will not call unhighlight on invalid elements, making it necessary to remove the has-error class by hand when resetting a form. What I do is to call the following function instead of c...
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Java String split removed empty values

... split(delimiter) by default removes trailing empty strings from result array. To turn this mechanism off we need to use overloaded version of split(delimiter, limit) with limit set to negative value like String[] split = data.split("\\|", -1); Little more details: split(rege...