Christos Monogios

Lately I was setting up a web application inside a Docker. container which communicates via ODBC with a database. In order to be able to query the database, I had to add the name of the database and the credentials into the odbc.ini and odbcinst.ini files. My queries were failing with the following message: “ERROR [IM002] [unixODBC][Driver Manager]Data source name not found and no default driver specified”

When using web applications inside a Docker Container you might come across SSL certificates that have to be installed on the running Container. Things get a little bit more complicated when you want to install Windows certificates into a Linux Image. Following you can see the steps to achieve this task.

I was planning to write an article as a reference for the Git commands I use the most. In the following list you see these commands and an explanation for each one of them:

When debugging your .NET application with Visual Studio, you will come along Framework- or Application-Exceptions. In specific cases you see the line where the Exception was thrown (line 132 in the following screenshot) but you cannot see the content (message, stacktrace, etc.) of the Exception. To find this information simple type the following in the watch list area of Visual Studio:

When working with “9 to 5” web applications you deal with idle time periods where the users submit few or no requests to specific services of your application. In that cases the first request landing to a service hosted on IIS will take much longer than usual because the service was in sleep mode for better management of resources.

We can avoid this behavior and keep our services in an always-running mode by applying the following three configurations in IIS: