Working with HTML5 and a lot with SAP means that sooner or later I will have to delete cookies. CTRL+SHIFT+N helps, but from time to time my cookies in normal browser mode are a total mess. When I used to use Firefox for web development, I had Firebug and plugins Read more…
This document explains how to install and configure an environment for analyzing SAP Web Dispatcher (WD) logs with logstash, elasticsearch and Kibana under Linux. Kibana 3 needs a running web server. The example shown here is using nginx, but won’t detail how to set up nginx. Components referred to in Read more…
SMP 3 connects to a authentication provider using SSL. For SMP 3 to be able to connect successfully to the SSL enabled backend service, the server certificate of that backend must be installed in SMP 3. This means to install the certificate into the keystore used by SMP 3. The Read more…
I like VMs. Sure, everything should be cloud, and AWS, Azure, etc are great (if you can afford them). But nothing beats having a local VM running with 6GB RAM even when you are not online. Cost? 0 $. I am just electively using the laptop I already use. Put Read more…
Note: 1st published at SCN on 19.8.2013 This blog is laying around on my hard drive for too much time. The previous version of this blog series was published over a year ago!. Originally named “Load test Web Dynpro Java with jMeter” this was actually the 1st blog of the 3 Read more…
The following blog was meant to be part of my Sonar with SAP Java series originally published at SCN, but somehow it was never published. So, here we go, some more information on Sonar and SAP Java, including findbug for code quality checks. Sonar needs to be fed with data. Read more…
Note: 1st published on SCN on 11.6.2012 With ab, for Web Dynpro applications In my blog about performance load testing with ab SAP Mentor Anton Wenzelhuemer raised a question if and how you can use ab to test a specific action/event in WD applications. That’s a good question as these Read more…
Note: 1st published on SCN on 4.6.2012 With ab Load testing an application is more than a task to prepare for the go-live: it has to cover all phases of the lifecycle. It allows tracing the behavior of the application over time, allowing identifying when performance degeneration happened. It’s part Read more…
Note: 1st published on SCN at 22.5.2012 REST. JSON. These are the technologies you need when writing modern web applications. And that is what makes it so hard to use SAP together with modern web applications: Currently you only get REST from SAP with Gateway, but not JSON. OData comes Read more…
Note: 1st published at SCN on 2.5.2012 Before an application can go into production, it needs to be tested. For Java there are several widely adopted test frameworks available like jUnit or TestNG. As these are used to test Java applications, what about web applications? How to test the UI Read more…