Create and use ConfigMap in Kubernetes With Diagram

Create ConfigMap from YAML file Create and use configmap from single values That would create a configmap with a key myval1 = 10000 Of course, you can use multiple –from-literal blocks in a single command. Use a single value from configmap in pod yaml Create and use multiple environment variables from file If you plan… Continue reading Create and use ConfigMap in Kubernetes With Diagram

Creating Kubernetes Replication Controller in 5 Minutes

Let’s look at the following diagram to create Kubernetes Replication Controller: What to remember when creating ReplicationController apiVersion: v1 You can define number of replicas, selector and template under spec spec->template has its own spec section along side metadata You specify containers’ related attributes under template‘s spec Create ReplicationController YAML file example

Install Kubernetes Cluster With Kubeadm On Ubuntu Step By Step

I’ve been trying installing a Kubernetes cluster for while following the official documentation without any success. It turned out the official documentation was missing some important steps (or they put the missing steps else where I couldn’t find). Anyways, if you are struggling to get a Kubernetes up and running, this step by step tutorial… Continue reading Install Kubernetes Cluster With Kubeadm On Ubuntu Step By Step

JavaFX Starter Project – Quickly create and run

JavaFX is a great tool to quickly deploy desktop applications. However, the setup is always a pain for me, especially after JDK8, you need to download JavaFX SDK separately. I create this JavaFX starter project to help myself and people who want to start working with JavaFX without going through the pain of setting up.… Continue reading JavaFX Starter Project – Quickly create and run

Configure SSO Server With Keycloak, HAProxy & Docker

Keycloak is quite a nice tool to handle user authentication and authorization. Both Keycloak and HAProxy are free so you can easily setup an authenication & authorization server very quickly and free (hosting is not free though :)). With the help of Docker, it will take a few minutes (less than 10) for you to… Continue reading Configure SSO Server With Keycloak, HAProxy & Docker