14 plugins de jQuery para crear el efecto de scroll infinito Uno de los efectos más bonitos y útiles que existen actualmente es el del scroll infinito, el cuál nos permite cargar contenido dinámico cada vez que el scroll llega hasta abajo. Facebook y Twitter incluyen este efecto, de tal forma que se ahorra la paginación y de alguna forma se hace más fluida la carga de contenido sin tener que cargar toda la página de nuevo. De hecho, el problema es ese, hacer un efecto que sea lo más eficiente ya que si no se controla adecuadamente puede ocasionar que cada vez que el scroll baja se vuelva a cargar el contenido y eso ocupa tener que hacer peticiones, etc. Por eso les traigo 14 plugins de jQuery para crear el efecto de scroll infinito, para que elijamos el que más nos gusta y lo probemos en nuestro sitio o aplicación web. DIY jquery infinite scroll – Más información Create Infinite Scroll Effect Using jQuery – Más información Tutorial para crear un efecto de scrolling infinito con Javascript infini_scroll – MORE INFO Endless Scroll – Más información
Scrolling Parallax: A jQuery Plugin Scrolling Parallax examples Simple scrolling parallax effect Multiple, layered parallaxes for a nice depth effect Parallax in all directions: vertical and horizontal scrolling Parallax called on a piece of inline HTML markup About Scrolling Parallax Scrolling Parallax is a new jQuery plugin that binds a parallax effect to the scrollbars and mouse wheel. Basic use of the Scrolling Parallax plugin is extremely easy. The Scrolling Parallax plugin is also very versatile. Download the Scrolling Parallax Plugin for jQuery Scrolling Parallax for background images Using the parallax for a background image is incredibly easy. $.scrollingParallax('img/background-parallax.jpg'); This will append the image to the page, and stretch its dimensions as described above. This would stretch the background width to 200% of the screen size, and enable the parallax to work on horizontal as well as vertical scrolling. Scrolling Parallax on jQuery objects $('div.parallax-div').scrollingParallax(); staticSpeed : .2
webdev.stephband.info Download git clone github.com/stephband/jparallax Instantiation jQuery( '.parallax-layer' ).parallax( options ); What does jquery.parallax do? jParallax turns nodes into absolutely positioned layers that move in response to the mouse. With a bit of CSS you can either set up windows to see these layers through, or leave them free to roam about. The diagram on the right illustrates what jParallax does to the html: and here's a demonstration with some images: More demos demos/index.html demos/stalkbuttons.html - multiple parallax. demos/remotecontrol.html - parallax by remote control. demos/thumbnails.html - beautiful interactive thumbnails. demos/target.html - demonstrates how smoothly jParallax handles window resizing. Using jParallax The default behaviour of jParallax is to show the whole width of a layer in response to the mouse travelling the whole width of the mouseport. There are various ways to style jParallax effectively. Options Layer Options Events
Discover Bagigia - The Bag Los 8 mejores compresores CSS/Javascript gratis para optimizar tu web La velocidad de una página web es un factor muy importante a la hora de que Google valore nuestra optimización en los buscadores (SEO), además de que una página lenta hará que los usuarios se marchen antes de lo previsto. Por ello, existen herramientas que pueden ayudarnos a optimizar y mejorar el tiempo de nuestra página web, como son los compresores CSS o Javascript (También podemos optimizar las imágenes web, algo que aligerará la carga igualmente). En general estas herramientas funcionan depurando nuestro código, es decir, eliminando los bytes que no sirvan (redundancia) y mejorando la escritura del código. Aquí muestro una lista de los 8 mejores compresores CSS y Javascript gratis para mejorar la velocidad de carga de nuestra página web gracias a Thedesignsuperhero: 1. Escribe tu dirección y ve como carga todo de rápido. 2. Herramienta que agrupa el código CSS y Javascript en un único archivo. 3. 4. Con Minify podrás convertir los archivos CSS y Javascript en archivos de caché. 5. 6.
SUPERSCROLLORAMA SuperScrollorama is powered by TweenMax and the Greensock Tweening Engine. Go to greensock.com for documentation on how to use it. Why Greensock/TweenMax? Great performance, ease-of-use, expandibility and basically because it is awesome. First, link to the jQuery CDN and then embed TweenMax.js and SuperScrollorama. When initializing SuperScrollorama there are several options you might want to change. $.superscrollorama({options}) vars: optional properties for the pin method (object): isVertical Are we scrolling vertically (true) or horizontally (false)? Example Use the addTween method to build your scroll animations. .addTween(target, tween, duration, offset, reverse) target: scroll position (number) or element (string or object) tween: a Greensock animation tween object duration: scroll duration of tween in pixels (0 means autoplay) offset: adjust the animation start point reverse: disable reverse animation on up scrolling (optional) controller.removeTween('#fade'); Example:
Main Page Putzengel - Reinigung Wien, Transport, Handwerker Better, Stronger, Safer jQuerify Bookmarklet A long time ago I built myself a little bookmarklet to load jQuery on pages that don't already have it. The idea was to allow me to play around with any page on the web, using jQuery in the Firebug (and now Safari or IE8) console. I blogged about it, got lots of great feedback, and then blogged about an improved version. The Bookmarklet Update: May 7, 2012 Apparently, Safari 5.1 is stricter than other browsers in its enforcement of URL encoding for bookmarklets. To use the bookmarklet, drag the following link to your bookmark/favorites list: Then, when you're on a page in which you want to play around with jQuery in the console, just click the bookmarklet. Problems with the Other One The biggest problem with the former version was that it didn't work when other libraries that use the $ function, such as Prototype and Mootools, were already loaded on the page. A Few Improvements in This One To handle the problems, I'm having the script do a few things differently: Update
jQuery.parallax Download git clone github.com/stephband/jparallax Instantiation jQuery( '.parallax-layer' ).parallax( options ); What does jquery.parallax do? jParallax turns nodes into absolutely positioned layers that move in response to the mouse. With a bit of CSS you can either set up windows to see these layers through, or leave them free to roam about. The diagram on the right illustrates what jParallax does to the html: and here's a demonstration with some images: More demos demos/index.html demos/stalkbuttons.html - multiple parallax. demos/remotecontrol.html - parallax by remote control. demos/thumbnails.html - beautiful interactive thumbnails. demos/target.html - demonstrates how smoothly jParallax handles window resizing. Using jParallax The default behaviour of jParallax is to show the whole width of a layer in response to the mouse travelling the whole width of the mouseport. There are various ways to style jParallax effectively. Options Layer Options Events
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