I have recently received an email from GitHub asking me to confirm my SSH key. It took me a while to figure out how to generate the required fingerprint from the saved key file. Here is what needs to be done:
ssh-keygen -lf .sshid_rsa.pub 2048 8d:f4:e7:95:76:b4:3d:5f:49:ec:49:79:50:8a:be:91 ..sshid_rsa.pub
Credit goes to Chris.
Apache NiFi does a great job when it comes to data flow automation. It excels in many regards – ease of use, built-in processors of all kinds, straightforward debugging or data provenance, to name but a few. Despite of a fairly moderate learning curve, there surely are new concepts to grasp. It took me a while to understand…
One of the early frustrations I had with Endpoints were run-time exceptions. Turns out, regardless of what the culprit is, the dev server (jetty 6) wouldn’t reveal much details of what exactly went wrong. Whatever the problem bet the server fails with java.io.IOException: Failed to retrieve API configs with status: 500. If you are a newbie…
There is a great article about the Buildship project providing “deep integration of Gradle into Eclipse”. True, the plugin is great and gives you all the means to run your project from within the IDE. The only downside is the build script editor, or rather the lack of it. The build script is treated as a plain text…
I spent almost three months working on my first “bigger” Android project. My goal was to build a simple gaming app backed by a cloud platform from ground up. It has mostly been an enjoyable experience, but as usual there were times I found myself clueless. The overall effort was also way higher then initially…
Quite frequently, I reach for a combo of find and cd. Here is how to do it using a single command. Let’s create a bunch of nested directories, just for the sake of the exercise: mkdir -p x/y/z Result: tree x x └── y └── z Suppose I want to locate the y directory and cd to…
Would you agree that loading only as little data as needed, a.k.a lazy loading, is a good practice? You probably would. To prevent lengthy object graphs be loaded into memory Hibernate uses lazy loading by default. The downside is that sooner or later you are destined to see something like this: org.hibernate.LazyInitializationException: could not…