Tutorial by Examples: o

With XML::Rabbit it is possible to consume XML files easily. You define in a declarative way and with an XPath syntax what you are looking for in the XML and XML::Rabbit will return objects according to the given definition. Definition: package Bookstore; use XML::Rabbit::Root; has_xpath_object_...

It is good practice to test the calling program's __name__ variable before executing your code. import sys def main(): # Your code starts here # Don't forget to provide a return code return 0 if __name__ == "__main__": sys.exit(main()) Using this pattern ens...

Adding components one after another results in a UI that's hard to use, because the components all are somewhere. The components are ordered from top to bottom, each component in a separate "row". To remedy this and provide you as developer with a possibility to layout components easily S...

I always think it is nice to have a very simple, self-contained example so that nothing is assumed when I am learning a new task. This answer is that for deleting UITableView rows. The project performs like this: This project is based on the UITableView example for Swift. Add the Code Create a ...

Weka is a collection of machine learning algorithms for data mining tasks. The algorithms can either be applied directly to a dataset or called from your own Java code. Weka contains tools for data pre-processing, classification, regression, clustering, association rules, and visualization. It is al...

3.0 The => operator has the same precedence as the assignment operator = and is right-associative. It is used to declare lambda expressions and also it is widely used with LINQ Queries: string[] words = { "cherry", "apple", "blueberry" }; int shortestWordLength...

genRandom creates a stream of random numbers that has a one in four chance of terminating each time it's called. def genRandom: Stream[String] = { val random = scala.util.Random.nextFloat() println(s"Random value is: $random") if (random < 0.25) { Stream.empty[String] ...

curl -XGET 'http://www.example.com:9200/myIndexName/_count?pretty' Output: { "count" : 90, "_shards" : { "total" : 6, "successful" : 6, "failed" : 0 } } The index has 90 documents within it. Reference Link: Here

curl -XGET 'http://www.example.com:9200/myIndexName/myTypeName/1' Output: { "_index" : "myIndexName", "_type" : "myTypeName", "_id" : "1", "_version" : 1, "found": true, "_source&qu...

Let's say there's a collection called Todos and the autopublish package is added. Here is the basic component. import { createContainer } from 'meteor/react-meteor-data'; import React, { Component, PropTypes } from 'react'; import Todos from '/imports/collections/Todos'; export class List exte...

If your application is going to run on different devices, it's going to need to render to different ViewPorts, based on the device size. You can deal with this in two ways: with javascript rules, or CSS media styles. If you've been using a MVC or MVVM library, such as Angular or Ember (or Blaze, for...

If you're going to be designing layouts with fixed size screens for different mobile devices, you may want to mirror that design when running your app on a desktop. The following method fixes the size of the window OUTSIDE of PhoneGap, giving a fixed-sized window on the desktop. Sometimes it's easie...

To get all of this to work, you'll probably need offline support, which means caching application data and user data. meteor add appcache meteor add grounddb

On desktop apps, you may want to disable scroll-bounce, to give your app a more native feel. You can do this with javascript, by disabling how the browser controls the DOM: // prevent scrolling on the whole page // this is not meteorish; TODO: translate to meteor-centric code document.ontouchmove...

Mobile devices generally don't have keyboards, so you'll need to add some haptic controllers to your application. The two popular packages that people seem to be using is FastClick and Hammer. Installation is easy. meteor add fastclick meteor add hammer:hammer FastClick requires nearly no confi...

Before you compile your app and run it on your device, you'll need create some icons and splash screens, and add a mobile-config.js file to your app. App.icons({ // iOS 'iphone': 'resources/icons/icon-60x60.png', 'iphone_2x': 'resources/icons/[email protected]', 'ipad': 'resources/icons...

Now it's time to go through the Meteor Cordova Phonegap Integration documentation. Since that documentation was written, XCode and Yosemite have been released, which has caused some hiccups in installation. Here are the steps we had to go through to get Meteor compiled to an iOS device. Upgrade ...

Register your Apple Developer Account Register an App ID for your app Register the UUID of your testing devices Generate an iOS App Development provisioning profile Generate a CertificateSigningRequest from KeychainAccess Submit CertificateSigningRequest to https://developer.apple.com/accou...

Make sure your development workstation and iPhone are connected to the same WiFi network. Tethering, hotspots, and other ad-hoc networking won't work. Run sudo meteor run ios-device Deploy to your device!

You'll need to separate out your application layer from your database layer, and that means specifying the MONGO_URL. Which means running your app through the bundle command, uncompressing it, setting environment variables, and then launching the project as a node app. Here's how... #make sure you...