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How do I manage MongoDB connections in a Node.js web application?
...ngoClient } from 'mongodb';
import config from './config';
import usersRestApi from './api/users';
const app = express();
app.use('/api/users', usersRestApi);
app.get('/', (req, res) => {
res.send('Hello World');
});
// Create a MongoDB connection pool and start the application
// after the...
What is WEB-INF used for in a Java EE web application?
...ications come from :
The servlet container (e.g Tomcat) Java Servlet API
Your application domain
The Servlet container requirements
If you use Apache Tomcat, the root directory of your application must be placed in the webapp folder. That may be different if you use another servlet cont...
Launching Google Maps Directions via an intent on Android
...gation:q=an+address+city"));
UPDATE
In May 2017 Google launched the new API for universal, cross-platform Google Maps URLs:
https://developers.google.com/maps/documentation/urls/guide
You can use Intents with the new API as well.
...
how to access iFrame parent page using jquery?
...t load it one task. Also, people seem concerned about JS perf, then use an API on top of JS to do things easily possible (and possibly faster) without the API.
– Grant Wagner
Apr 7 '09 at 18:26
...
Standard concise way to copy a file in Java?
... A warning to Android people: this is NOT included in the standard Android APIs
– IlDan
Feb 6 '12 at 10:46
18
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Can't find Request.GetOwinContext
...wnloaded as a nuget package (The nuget package name is Microsoft.AspNet.WebApi.Owin)
Install-Package Microsoft.AspNet.WebApi.Owin
See msdn here: http://msdn.microsoft.com/en-us/library/system.net.http.owinhttprequestmessageextensions.getowincontext(v=vs.118).aspx
Nuget package here: https://www....
How do I show multiple recaptchas on a single page?
...
With the current version of Recaptcha (reCAPTCHA API version 2.0), you can have multiple recaptchas on one page.
There is no need to clone the recaptcha nor try to workaround the problem. You just have to put multiple div elements for the recaptchas and render the recaptch...
Valid values for android:fontFamily and what they map to?
...ere under the section 'Font families'. The document lists every new public API for Android Jelly Bean 4.1.
In the styles.xml file in the application I'm working on somebody listed this as the font family, and I'm pretty sure it's wrong:
Yes, that's wrong. You don't reference the font file, yo...
Recommended method for escaping HTML in Java
...mons.lang3). The StringEscapeUtils now has different static methods for escaping different types of documents (http://commons.apache.org/proper/commons-lang/javadocs/api-3.0/index.html). So to escape HTML version 4.0 string:
import static org.apache.commons.lang3.StringEscapeUtils.escapeHtml4;
Str...
What is sandboxing?
...once.
Now from a programmer's point of view, sandbox is restricting the API that is allowed to the application. In the antivirus example, we are limiting the system call (operating system API).
Another example would be online coding arenas like topcoder. You submit a code (program) but it runs ...