Some links about push notifications with Cordova

Below some investigation links for push notifications with Cordova:

• http://devgirl.org/2013/07/17/tutorial-implement-push-notifications-in-your-phonegap-application/
• https://github.com/richsilv/meteor-cordova-notifications
• good sample:http://devgirl.org/2014/12/16/push-notifications-sample-app-with-ionic-and-ngcordova/
• https://github.com/katzer/cordova-plugin-local-notifications/
• community question:  http://community.phonegap.com/nitobi/topics/latest_best_way_of_integrating_push_notifications_for_ios_android

Cordova plugins pages:

• http://plugins.cordova.io/
• http://plugreg.com/

Services:

• https://developers.google.com/cloud-messaging/

Check nullness in javascript

I have seen many code that check nullness or string empty. Like the following:

if(someVar === null || someVar === undefined || someVar === ""){ 
        //some code
}

you can have the same result like this:

if(!someVar){}

Check it working if you don’t believe me:

JS Bin

monogDB support for etherpad-lite

I wrote the following code so that etherpad-lite supports MongoDB. Is a support package for ueberDB project.

Excelente Video para aprender Jquery con Firebug y más tools

jQuery Fundamentals

jQuery Fundamentals es un página con 11 capítulos para aprender a usar jQuery y JavaScript. Tiene muchos ejemplos, ideal para aprender.
Contenido:

• Chapter 1: Welcome
• Chapter 2: JavaScript Basics
• Chapter 3: jQuery Basics
• Chapter 4: jQuery Core
• Chapter 5: Events
• Chapter 6: Effects
• Chapter 7: Ajax
• Chapter 8: Plugins
• Chapter 9: Performance Best Practices
• Chapter 10: Code Organization
• Chapter 11: Custom Events

Aprender jQuery

Un muy buen post con varios recursos para aprender jQuery.
Post: Great Ways to Learn jQuery
Y abajo una buena presentación:

jQuery Essentials

Mejorando performance de las paginas web

Yahoo ya hace un tiempo saco YSlow, una herramienta que analizaba nuestra pagina y te recomendaba que buenas practicas seguir, para mejorar la velocidad de nuestra web site. Ahora Google saco PageSpeed. A continuación dejo una pagina de Google plantea por que mejorar la velocidad de toda la web, y links a herramientas para mejorarla, etc.

Link: http://code.google.com/speed/