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Best way to track onchange as-you-type in input type=“text”?
...paste" (IE, FF3) and "oninput" (FF, Opera, Chrome, Safari1).
1Broken for <textarea> on Safari. Use textInput instead
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Why doesn't c++ have &&= or ||= for booleans?
...using reinterpret_cast on pointers:
int i = 2;
bool b = *reinterpret_cast<bool*>(&i);
b |= true; // MAY yield 3 (but doesn’t on my PC!)
But since this code results in undefined behaviour anyway, we may safely ignore this potential problem in conforming C++ code.
1 Admittedly this i...
Add custom headers to WebView resource requests - android
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Try
loadUrl(String url, Map<String, String> extraHeaders)
For adding headers to resources loading requests, make custom WebViewClient and override:
API 24+:
WebResourceResponse shouldInterceptRequest(WebView view, WebResourceRequest request)
or...
Getting Spring Application Context
...tion with a pretty standard contexts hierarchy:
main application context <- (child) MVC context
and SpringBean is declared within main context, it will have main context injected;
otherwise, if it's declared within MVC context, it will have MVC context injected.
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HTML5 Canvas Resize (Downscale) Image High Quality?
... quality is very low. I found this: Disable Interpolation when Scaling a <canvas> but it does not help to increase the quality.
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Difference between id and name attributes in HTML
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Use name attributes for form controls (such as <input> and <select>), as that's the identifier used in the POST or GET call that happens on form submission.
Use id attributes whenever you need to address a particular HTML element with CSS, JavaScript or a frag...
android.view.InflateException: Binary XML file: Error inflating class fragment
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After long time for debugging, I have fixed this problem. (Although I still cannot explain why). That I change property android:name to class. (although on Android Document, they say those properties are same, but it works !!!)
So, it should change from :
android:name="com.fragment...
Significant new inventions in computing since 1980
... on with OLED displays and GPS and mobile broadband and IoC containers and scripting and "the cloud" - but it's all still just new-fangled ways of putting pictures on a screen. I can print my own photos and write my own web pages, but I want to be able to fabricate a linen basket that fits exactly i...
In Clojure, when should I use a vector over a list, and the other way around?
...a quick discussion with Rich Hickey, and here is the gist of it.
[12:21] <Raynes> Vectors aren't seqs, right?
[12:21] <rhickey> Raynes: no, but they are sequential
[12:21] <rhickey> ,(sequential? [1 2 3])
[12:21] <clojurebot> true
[12:22] <Raynes> When wou...
Count character occurrences in a string in C++
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#include <algorithm>
std::string s = "a_b_c";
size_t n = std::count(s.begin(), s.end(), '_');
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