Pascal Zwikirsch

Published in Level Up Coding

·Mar 24

Why you need to aggregate your data and how BigQuery scheduled queries can help you

When approaching BigData, it becomes more and more essential to aggregate the data you are collecting. Why is this the case? In many cases, especially when using BigData tools like BigQuery, you collect every data point. That way, you can later use a data-driven approach for your business decisions, train…

Gcp

12 min read

Why you need to aggregate your data and how BigQuery scheduled queries can help you

Published in Level Up Coding

·Mar 24

Cloud Bigtable: Understanding Bigtables NoSQL 3-dimensional storage model using the Node.js client

In the second part of this article series, we want to look at Bigtable’s NoSQL 3-dimensional storage model. First, we will take a theoretical look at how it is structured, and then we will use the Node.js client, provided by Google, to verify it on some actual code. The storage model The storage…

Gcp

11 min read

Cloud Bigtable: Understanding Bigtables NoSQL 3-dimensional storage model using the Node.js client

Published in Level Up Coding

·Mar 24

Cloud Bigtable: What is it? For what is it suitable? And what does it cost?

Google's Cloud Bigtable or short CBT is a fully managed, NoSQL database constructed for incredible speed, low maintenance, and scalability. Disclaimer: Since the first publishing of this article Google increased it’s overall prices, also affecting the prices for CBT so current prices are even a bit higher than the ones…

Gcp

10 min read

Cloud Bigtable: What is it? For what is it suitable? And what does it cost?

Published in Level Up Coding

·Mar 20

Fixing “add-apt-repository command not found” error on Ubuntu and Debian

In this short guide, I will provide you with a quick fix for the add-apt-repository command not found error on Debian and sometimes Ubuntu systems. When does this error happen? As you can guess from the error message, this error happens when you try to use the apt-add-repository command on your Debian or Ubuntu system…

Debian

3 min read

Published in Level Up Coding

·Mar 20

How to install gnupg on Debian 11

In this short guide, I will provide you with two common ways to install the gnupg package (GnuPG) on your Debian machine. GnuPG in a nutshell According to the official website: GnuPG is a complete and free implementation of the OpenPGP standard as defined by RFC4880 (also known as PGP). GnuPG allows you to…

Debian

3 min read

Published in Level Up Coding

·Mar 7

Set up a Network File Storage (NFS) inside Kubernetes

A short example on setting up a NetworkFileStorage (NFS) inside your Kubernetes cluster and accessing it from your applications. Requirements Ready to use Kubernetes setup (e.g., a local one) kubectl installed Differently to my usual tutorials I won’t go into detail at the individual resource files, even though I will shortly…

Kubernetes

4 min read

Published in Level Up Coding

·Mar 7

Mount files into Kubernetes Deployment via ConfigMaps

A short guide to mounting files into a Kubernetes Deployment using ConfigMaps. Requirements Ready to use Kubernetes setup (e.g., a local one) kubectl installed What you will learn In this tutorial, you will learn how to deploy a simple NGINX container to Kubernetes and use the ConfigMap resource to inject an HTML page into the…

Kubernetes

6 min read

Published in Level Up Coding

·Mar 7

Two easy ways to use local Docker images in Minikube

This short article will show you two easy ways to use your local Docker images in Minikube. Requirements Docker installed and running Minikube installed and running kubectl installed What you will learn This tutorial will teach you how to use your local Docker images in your Minikube setup. Since Kubernetes pulls images from a registry…

Minikube

5 min read

Published in Level Up Coding

·Feb 2

Adding NPM Dependencies to Your Node.js Application with Bazel

A step-by-step guide to adding NPM dependencies to your Node.js application using Bazel. Requirements Bazel installed (I use Bazel 4.2.2 in this demo) Node.js and NPM installed Take a look at one of my previous articles to have a working environment. Build and Run Your First Node.js Application with Bazel A step-by-step guide to building and running your first Node.js application using Bazel.levelup.gitconnected.com

Bazel

4 min read

Published in Level Up Coding

·Feb 2

Keep Your Docker Container Running for Debugging

A short guide to making your local Docker container keep running for debugging purposes. Demo code As usual, I have prepared a GitHub repository for you to see the finished code base and follow the steps described in this article. GitHub - Abszissex/medium-docker-keep-running docker build -t keeprun .github.com Why do you want to do it? Often you have the issue that you build your Docker…

Docker

4 min read