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docker Docker entrypoint vs cmd I'm always forgetting what is the difference between Docker's entry point vs Docker cmd. Which one to use and when? Tldr: "You can use the exec form of ENTRYPOINT to set fairly
Notes on Kafka What is Kafka anyway? History of kafka From: https://engineering.linkedin.com/distributed-systems/log-what-every-software-engineer-should-know-about-real-time-datas-unifying Many new products and analysis just came from putting together multiple pieces of data that had previously been locked
open source Installing Jenkins x with existing git repo How to install jenkinsx and import an existing git repo for your CI/CD pipelines development process. Enable faster teams and faster releases.
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open source Scaling Kubernetes ReadWriteMany Ceph Deployments Run ReadWriteMany volumes on Google Kubernetes engine which allows your Deployments with persistent data to scale. This allows us to scale a Kubernetes deployment with Persistent Volumes without the deployment getting stuck waiting
Sysadmin Kubernetes SSL Certificates- How to Set-up a Cluster With SSL Termination Using Cert Manager on a Kubernetes cluster to do SSL termination. By the end of this guide you will be able to: Route SSL traffic from a domain your own (example.com) to
small business How to audit slack permissions Slacks permission system is based around scopes, read about Slack Scopes and Permissions Can public users view my workspace email accounts? The permission to "View your workspace members' email addresses" is
programming Getting started with Java and Scala projects using Maven, intellij Coming from a Python/Php and/or systm administration bacground with no little to Java experience is daunting. POM? What is that? (Is this like setuptools?) Not really, but sort of Maven? What
openshift Building Non Root Docker Images OpenShift Bummer: You can rarely use an existing Dockerhub image and run it on OpenShift out the box. Although with good intentions, this is a massive blow to developer experience coming from standard Kubernetes
Understanding Kubernetes With containers, docker , Kubernetes etc I always have trouble working out: Where should I put my database? How do I handle secrets? (passwords, auth keys etc) How do we take an old, monolithic
open source Open Banking Project API Set-up Locally on IntelliJ Get the OBP-API codebase mkdir -p ~/obpapi-demo-install cd obpapi-demo-install/ git clone https://github.com/OpenBankProject/OBP-API.git cd OBP-API/ # Create detault props settings, by copying the templates cp src/main/resources/props/sample.
open source Installing Rocketchat Self Hosting Debian 9.6 (Ubuntu) with Docker https://rocket.chat/docs/installation/manual-installation/debian/ Follow standard install steps First follow the Rocket install guide for Debian. Install Nginx sudo apt install nginx -y # Enable and start nginx sudo systemctl enable
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Backup a server to gcloud storage using rclone / rsync Install rclone on the source server: curl https://rclone.org/install.sh | sudo bash The rest of the guide will walk through: Create a Google Storage project, get it's project number. Create a
open source High Availability with HAproxy , Apache2 and MariaDB Galera Cluster Ubuntu 18.04 LTS & Centos 7 In this post we create a highly available web & database cluster using a compbination of: MariaDB Galera Cluster of three nodes on Ubuntu 18.04 HAproxy for load balancing (requests enter at
Learning Golang What's Go Lang for? Introduction to Go video Go is for Scale Large distributed systems, connecting thousands of machines The complexity of modern, interconected systems Supports: Interfaces Reflection Concurrency Assumes utf8 encoding throughout
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reality Do Programmers Need Math? Do Programmers Need Math? No. I'm writing this article after quite a few years of programming. No, I'm not an expert by any means nor do I profess to be however I do
programming Angular 6 Dynamically Add Rows Reactive Forms How To For this we'll create an example form which allows an admin user to add multiple selling points (rows) to a product to demonstrate dynamicaly adding multiple form inputs to a form. It starts
programming Magento 2 Enterprise Upgrade How To This article is for both developers and business decision makers. Migrating and upgrading from Magento 1 to Magento 2 is a big task but planned well; it can go smoothly. Bare in mind
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small business CRM Options For Small Business The moment you start reaching for a CRM, what's behind that (naturally) is a need for your small business to become more organised. Critical questions against your business goals are important for this,