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摘要： 本文转载地址：http://www.cnblogs.com/xingchen/archive/2011/04/19/2021314.html今天将ArcGIS系列的软件从ArcGIS9.3.1升级到ArcGIS10，然后就使用VS创建一个简单的AE应用程序，然后拖放一个toolbar、LicenseControl以及MapControl控件。接着编译应用程序，编译成功。然后单击F5运行程序，这个时候程序报错，出现下面所示的错误：ArcGIS version not specified. You must call RuntimeManager.Bind before creating any 阅读全文

摘要： 占位编辑 阅读全文

摘要： openlayers handle cliclk dbclick hover 阅读全文

摘要： 也许你想做的第一件事就是对openlayers地图进行交互，让人困惑的是很难去找到一种快捷的方式去做。下面是一个例子如何去移动一个marker到一个点上当你鼠标点击地图的时候。 1 var markers = new OpenLayers.Layer.Markers( "Markers" ); 2 marker = new OpenLayers.Marker(lonLat) ; 3 markers.addMarker(marker); 4 map.addLayer(markers); 5 6 map.events.register("click", ma 阅读全文

摘要： 如果你的网站浏览速度慢，那么就用Require.js吧。RequireJS is a JavaScript file and module loader. It is optimized for in-browser use, but it can be used in other JavaScript environments, like Rhino andNode. Using a modular script loader like RequireJS will improve the speed and quality of your code.（http://requirejs.or 阅读全文

摘要： http://www.html-js.com/static/htmljs-weekly-3.html 阅读全文

摘要： Improving latency is a large topic that requires a rethink on many of the traditional ways of doing things. For example, it is better not to load non-essential text such as help text with the initial page; better is to load it via AJAX only if the user clicks on the help button. Similarly, those use 阅读全文

摘要： http://www.harrywood.co.uk/maps/examples/ http://maps.zgb.de/http://www.peterrobins.co.uk/it/ollatency.html 阅读全文