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Rails extending ActiveRecord::Base

... There are several approaches : Using ActiveSupport::Concern (Preferred) Read the ActiveSupport::Concern documentation for more details. Create a file called active_record_extension.rb in the lib directory. require 'active_support/concern' ...
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How do I bind to list of checkbox values with AngularJS?

... There are two ways to approach this problem. Either use a simple array or an array of objects. Each solution has it pros and cons. Below you'll find one for each case. With a simple array as input data The HTML could look like: <label ng-r...
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How do I solve the INSTALL_FAILED_DEXOPT error?

I am developing an Android application using Android 2.2, my application APK size is 22.5 MB, and I would like to create a new build for a Samsung tablet. I got the following error: ...
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EJB's - when to use Remote and/or local interfaces?

...aces come in? Are you supposed to use Remote interfaces if you expect your application to have different components on different servers? And use Local interfaces if your application is only going to reside on one server? ...
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ContinuousSpeech 连续语音识别扩展:持续语音识别无需重复启动 · App Inventor 2 中文网

创建 Apps 首页 教育 中文教育版 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 ...
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How do I format a date in Jinja2?

... There are two ways to do it. The direct approach would be to simply call (and print) the strftime() method in your template, for example {{ car.date_of_manufacture.strftime('%Y-%m-%d') }} Another, sightly better approach would be to define your own filter, e.g.:...
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Android, How to limit width of TextView (and add three dots at the end of text)?

...ngleLine="true" should do basically the same thing and since singleLine is apparently deprecated I would prefer not to use it, but when I take it out, the marquee doesn't scroll anymore. Taking maxLines out doesn't affect it, though. Related: Marquee text in Android HorizontalScrollView with sc...
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How do I debug Node.js applications?

How do I debug a Node.js server application? 39 Answers 39 ...
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Has Facebook sharer.php changed to no longer accept detailed parameters?

...mation that is being displayed in the preview the same way that it would appear on facebook as a post from the url OG meta tags. Use dialog/feeds instead of sharer.php https://www.facebook.com/dialog/feed? app_id=145634995501895 &display=popup&caption=An%20example%20caption &am...
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Sending email through Gmail SMTP server with C#

...ng System.Text; using System.Net.Mail; using System.Net; namespace ConsoleApplication2 { class Program { static void Main(string[] args) { var client = new SmtpClient("smtp.gmail.com", 587) { Credentials = new NetworkCredential("myuser...