Ext.ux.touch. MapLoader : Dynamically load map points as you pan around a map

Overview

This plugin allows you to have your map dynamically load points of interest as the user pans around the map allowing you to minimize the amount of data you have to fetch from the server and minimize the number of markers on the map speeding up performance by only dealing with points that are within the map’s visible area.

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Ext.ux.touch.MapLoader – Demo

This demo loads randomly generated points onto the map as you pan and zoom. The markers are numbered based on the batch that they were loaded in to give an idea of the plugin working.

If you have a question, suggestion or problem with the plugin or how to use it please leave a comment on this or on the main article’s page or drop us an email on info@swarmonline.com

Ext.ux.PanelAction Demo

Dynamic Sencha Touch Forms – Part 1 – Enabling/Disabling Fields based on form selections

This tutorial is going to form a small series about creating dynamic forms that react to previous user input so you can keep your forms tidy and simple without the bloat of extra fields and so you can populate fields dynamically based on other selections.

In this tutorial we will start with the simple case of only wanting to show/enable fields when users have selected a specific value from, for example, a dropdown list.

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Slow ASP.NET Development Server (Windows 7)

I recently upgraded to Windows 7 and found that running a website using the ASP.NET Development Server on Visual Studio 2008 is really slow!

An Ext JS web application I’m working on at the moment was sometimes taking up to a minute to load as I don’t build the javascript files every time I edit the code. I was even finding that images were taking between 2 and 3 seconds to load.

Having tried altering a few settings and playing with my anit-virus I turned to search and it lead me to reading this:
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