The RAD Server (formerly EMS) platform is evolving to be a better backend for JavaScript applications, including of course those built with Ext JS. In the 10.2.2 release we improved support for returning JSON data based on the result of database queries, as covered in http://blog.marcocantu.com/blog/2017-december-dataset-mapping-json.html. In RAD Studio 10.2.3, we have added to RAD Server the ability to act as a Web Server, with the support for mapping URLs to folders and returning the con...

HTML input elements have a placeholder attribute which you can use to show a bit of text to prompt the end user. Although you can make an editable div by using the contenteditable attribute, it will not support the placeholder attribute. I needed to do both, so I ended up reinventing the placeholder attribute for editable divs. Here's how I did it. I wanted the "placeholder" in the editable div to behave as much as possible like a "real" placeholder in an input element. So I started by making...

A nice article about data visualization using html and css. Check the full article here And don't forget to check the results here...

SitePoint CSS Reference is now open to the public! Written by two of the world’s most renowned CSS experts, Tommy Olsson and Paul O’Brien, the reference contains a bunch of features that make it stand out from the pack — things like cross-browser compatibility charts and user feedback (ala the PHP manual) — to ensure that it is accurate, up to date, and best-practice. If you’re building sites with CSS, this is a reference you’ll keep coming back to again and again....