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Get Character value from KeyCode in JavaScript… then trim

...41 (according to, for example, http://www.utf8-chartable.de/). However, those are hex values, converting to decimal gives us a charcode of 65 for "A" and 97 for "a".[1] This is consistent with what we get from String.fromCharCode for these values. My own requirement was limited to processing numb...
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Open file dialog and select a file using WPF controls and C#

...(object sender, RoutedEventArgs e) { // Create OpenFileDialog Microsoft.Win32.OpenFileDialog dlg = new Microsoft.Win32.OpenFileDialog(); // Set filter for file extension and default file extension dlg.DefaultExt = ".png"; dlg.Filter = "JPEG Files (*.jpeg)|*.jpeg|PNG Files (*...
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重构理论及实践——用工厂模式重构c++后台代码 - C/C++ - 清泛网 - 专注C/C...

...使软件的性能优化更容易。除了对性能有严格要求的实时系统,其他任何情况下”编写快速软件“的秘密就是:首先写出可调的软件,然后调整它以求获得足够速度。 这段摘自书中的言语多少有些暧昧。其实再大胆一些说,...
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How to get JSON response from http.Get

...t.Get(url) if err != nil { return err } defer r.Body.Close() return json.NewDecoder(r.Body).Decode(target) } Example use: type Foo struct { Bar string } func main() { foo1 := new(Foo) // or &Foo{} getJson("http://example.com", foo1) println(foo1.Bar) ...
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Can I embed a custom font in an iPhone application?

...t, and then use it with standard UIKit elements like UILabel . Is this possible? 32 Answers ...
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思维导图在快速阅读或是其它学习工作中的作用 - 创意 - 清泛网 - 专注C/C++...

...键知识点之间的连接线会引导您进行积极主动思考。快速系统的整合知识,可以为您的知识融会贯通创造了极其有利的条件。发展创造性思维和创新能力。发散思维是创新思维的核心。画思维导图的方法恰恰是发散思维的具体化...
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How to check iOS version?

I want to check if the iOS version of the device is greater than 3.1.3 I tried things like: 37 Answers ...
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Check if an image is loaded (no errors) with jQuery

... Ugg, you're right. Chrome is definitely the most annoying browser to develop for. On the bright, I think I may have found a work around: set the image source to "" then back to the original source. I'll update my answer. – Xavi D...
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How can I output the value of an enum class in C++11

... #include <iostream> #include <type_traits> using namespace std; enum class A { a = 1, b = 69, c= 666 }; std::ostream& operator << (std::ostream& os, const A& obj) { os << static_cast<std::...
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What is __init__.py for?

...answered Nov 7 '10 at 3:31 caritoscaritos 9,21622 gold badges1414 silver badges1515 bronze badges ...