You may have already heard that InfluxDB 0.10 GA has been published a few days ago. In my case the most interesting improvement are the much higher compression rates: At the moment my co-workers of NeosIT and I are collecting performance data from four internal virtual machines. Have been running Read more…
I am currently working on the migration of our time tracking system from Microsoft SQL Server/.NET to Java. Most of the logic resides in Stored Procedures and Stored Functions inside the database schema. Because of some reasons (testability, maintainability, migration from MSSQL to PostgreSQL in a far future) the whole Read more…
From time to time some programming ideas come to my mind which I can not forget. I had often started a new project but due to my limited amount of free time it is hard to finish all of them. In the next blog posts I will describe my ideas Read more…
It happened again: after writing about some issues caused by different JVM class-loader order a similar problem occured on Friday. One of my colleagues (Dev-A) asked me to look into a problem the team had. Because of unknown reasons the Spring Boot based application did not return a serialized JSON error object after Read more…
Yesterday my team had the situation that a deployment failed with a NoSuchMethodError, specifically the method com/google/common/collect/ImmutableList.copyOf could not be found while querying the Confluence REST API. NoSuchMethodEror and NoSuchMethodException occur of obvious reasons: a method should be called during runtime but the providing class does not contain the method. NoSuchMethodExceptions Read more…
My employer NeosIT offers a web based SMS notifiyng solution for organizations with security roles named ZABOS. In the last months we extended the ZABOS application to support digital alerting through POCSAG. After some problems with a third party component we implemented the ability to collect all POCSAG telegrams delivered Read more…
The ./configure script of activemq-cpp for 3.8.x and 3.9 failed with the error configure: error: libpthread not found!” when running on CentOS 6.7. Stupidly i had forgotten to install the gcc-c++ package. “yum install gcc-c++” fixed everything. The error notification is although mentioned in the ActiveMQ FAQ. Stupid me.
During the last months we periodically experienced performance problems with our storage system. Investigating the cause for the slow performance was problematic as we did not have direct shell access and could only rely on crippled information from the web GUI. Yesterday my collagues migrated the storage system from the Read more…
In diesem Blog-Eintrag will ich meine Erkenntnisse schildern, die ich während meines Tinnitus gesammelt habe. For the non-german-readers of this blog: This blog post deals with the experiences I made during my tinnitus. Zur Vorgeschichte Am Dienstag vor genau zwei Wochen wachte ich im frühen Morgen von einem hohen Fiepen Read more…
When using the Mail facade in Laravel it is not so easy to test the output of the parsed mail template. Like http://stackoverflow.com/questions/31120567/unittesting-laravel-5-mail-using-mock I received the error Method Mockery_0__vendor_Swift_Mailer::getTransport() does not exist on this mock object. I ended up in listening to the mailer.sending event: public function testRegistrationMailIsSend_afterSubmittingForm() { // Read more…