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How to check edittext's text is email address or not?

... = "^[\\w\\.-]+@([\\w\\-]+\\.)+[A-Z]{2,4}$"; Pattern pattern = Pattern.compile(expression, Pattern.CASE_INSENSITIVE); Matcher matcher = pattern.matcher(email); return matcher.matches(); } Pass your edit text string in this function . for right email verification you need server side a...
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Bootstrap 3 Navbar with Logo

...is without causing any issues with different screen sizes? I assume this a common requirement, but I haven't yet seen a good code sample. A key requirement other than having acceptable display on all screen sizes is the menu collapsibility on smaller screens. ...
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Append text to input field

...-field-id').val() + 'more text'); <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script> <input id="input-field-id" /> share | improve th...
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How to explain callbacks in plain english? How are they different from calling one function from ano

...ameter, the callback_funct will return 6 as result. Read this callbackhell.com best source I found. – Dung Nov 1 '17 at 10:03 ...
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Clone private git repo with dockerfile

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AngularJS : How do I switch views from a controller function?

...to different partials based on the location ( as shown here https://github.com/angular/angular-seed/blob/master/app/app.js ). This would have the benefit of history as well as using ng-view. Alternatively, you use ng-include with different partials and then use a ng-switch as shown in here ( https...
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Showing Travis build status in GitHub repo

I remember recently seeing the Travis build status of a pr or commit in GitHub browsing the repository (but can't find where). I'm not talking about the Travis build status images in README.md but an actual GitHub feature (green box with a friendly check mark). ...
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Twitter Bootstrap Tabs: Go to Specific Tab on Page Reload or Hyperlink

... Here's a demo for Bootstrap 3: bootply.com/render/VQqzOawoYc#tab2 and the source code – Zim May 13 '14 at 14:06 ...
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App Inventor 2开发计步器与定位器 - App Inventor 2 中文网 - 清泛IT论坛,有思想、有深度

来源:http://www.zsqz.com/chuangke/10r.htm 【学习目标】   1.掌握App Inventor中对调用手机计步器、位置传感器等硬件传感器的应用;   2.了解数据持久化,掌握数据存储等功能的实现;   3.通过编程实践,感受和体验利用手机...
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Java - sending HTTP parameters via POST method easily

... postDataLength = postData.length; String request = "http://example.com/index.php"; URL url = new URL( request ); HttpURLConnection conn= (HttpURLConnection) url.openConnection(); conn.setDoOutput( true ); conn.setInstanceFollowRedirects( false ); conn.setRequestMetho...