In case you start the dynaTrace Ajax Edition and you get the following dialog box telling you that Live Performance Benchmark Data is not accessible right now: This is because of server maintenance work we are doing today (May 5th 2011). But – don’t worry. If you have downloaded your Live Performance Data before you [...]
In the last week my task was to create stable functional tests for a new eCommerce application. We picked several use cases, e.g.: clicking through the different links, logging in, searching for products and actually buying a product. We needed functional tests that run on both Internet Explorer and Firefox. With these tests we want [...]
I am currently working on a blog where I am going to explain how to do cross-browser testing and performance analysis using dynaTrace. Before I am going to blog that How-To I want to share with you one thing that I have noticed when executing my tests in Internet Explorer 8 and Firefox 3.6. Test [...]
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Apr
Endless Loop in JavaScript makes Masters.com site unresponsive – How to spot the problem in a minute
Golfers follow the Masters 2011 – but – if you try to access masters.com right now you will get annoying popup messages from your browser telling you that you better stop JavaScript from executing because it takes too long. On my browser this looks like this: This happens on every page. So – why does [...]
// With its latest release, dynaTrace updates its Product Suite for Deep Dive, Automated Cross-Browser Web Performance Optimization with two products: dynaTrace AJAX Edition 3.0 is the free standalone tool that has been downloaded by 30k+ users so far supporting both Firefox (3.6, 4.0) and Internet Explorer (6, 7 & 8 ) dynaTrace Development Team [...]
// If you are serious about Web Development then I am sure you are working on Web 2.0 Applications leveraging several JavaScript Frameworks, making XHR calls to the Server to retrieve dynamic content and also include 3rd party content such as Ads or Social Network Plugins. You probably also have Selenium, WebDriver or any other [...]
Testing and Optimizing of what I call “traditional” page-based web applications is not too hard to do. Take CNN as an example. You have the home page www.cnn.com. From there you can click through the news sections such as U.S, World, Politics, … – each click loading a new page with a unique URL. Testing [...]
We blogged a lot about performance problems in Internet Explorer caused by the missing native implementation of getElementsByClassName (101 on jQuery Selector Performance, 101 on Prototype CSS Selectors, Top 10 Client Side Performance Problems, …). Firefox on the other side has always implemented this and other native lookup methods. This results in much faster page [...]
One of our clients occasionally runs into the following problem with their web app: They host their B2B web application in their East Coast Data Center with their clients accessing the app from all around the United States. Occasionally they have clients complaining about bad page load times or that certain features just don’t work [...]
Over the last couple of weeks we ran a Closed Beta Program with some of our dynaTrace AJAX Edition Community Members. The big focus of dynaTrace AJAX Edition 3.0 is Support for Firefox and Automation. Thanks to the feedback we are comfortable to open the beta up to the general public. Not yet though – [...]
