1. Run Dockerfile


  2. Atomiclong And Atomicboolean

    What are AtomicLongs and Atomic Booleans? When do you need them? …


  3. What Is Md5hash

    What is an MD5Hash? …


  4. Spring - Just Run Won't You

    I needed to make a service to be called and start running immediately. I could call it a cron job or a jar file. The issue was the entry point. In a normal service, the server starts and the controllers are exposed and code happens once the endpoints in the controller are hit. But how to design when no controller? …


  5. Error in the Maven Install

    This error occurred when I was running ‘mvn clean build’ and getting the error below: …


  6. Cloudera/Quickstart with Docker

    Yes, it is so frustrating to pull down example code and it has a error on startup. …


  7. Jar File will Not Run For Me

    The jar file won’t run for me… but it runs for everyone else. …


  8. MongoOperations: Unset Many in Array

    If you need to ‘unset’ a field in an object for many objects in an array, use this to loop: …


  9. Insert in VIM

    To edit in Intellij in VIM - just type ‘i’, you will see —INSERT— at the bottom. …


  10. Embeddedkafka

    What is it? …