Category: Cloud

  • Installing Openshift Origin on DigitalOcean Droplet

    Installing Openshift Origin on DigitalOcean Droplet

    Lately I wondered why my websites as well as the backend for my app (also available for Android) were so slow that the app was hardly usable. By wondering, I mean, I did’t get it, what’s happened in the underlying service, Openshift Online Starter v3. Actually I knew the cause, which was made by myself,…

  • Removing Expiration Date of Oracle Express Database

    Removing Expiration Date of Oracle Express Database

    I currently work on a project that uses Oracle database. For the local development, I installed Oracle Express with Docker. I’ve found a handy docker file of Oracle Database Express Edition 11g published by wnameless in Github or in the official page in Docker Hub. It’s so easy to use, that I just need to type sudo…

  • Farewell OpenShift 2

    Farewell OpenShift 2

    It’s 3 days after the End of Life of OpenShift 2. As I posted earlier about the notice, I had migrated my little app to its next generation: OpenShift Online 3. My app is the basis of my personal website and the backend of my Android app. So it’s kind of a must for me to…

  • Avoiding ‘Hidden’ Bills of AWS Free Tier

    Avoiding ‘Hidden’ Bills of AWS Free Tier

    I’ve got an AWS free tier account for a year recently. The free should mean free of charge, but even before a month, suddenly I got an unpaid bill notification from Amazon. By looking at above image, I saw that the bill comes from EC2 service, which I use it for setting up a VPS. After deep…