In this post I will introduce you to the Python standard library module ipaddress. This module is especially important for network engineers to become familiar with as we work with IP addresses on a daily basis. The Python standard library
Digit sum – Java, Python and ChatGPT
The challenge to be solved in this post is to calculate the digit sum for any whole number. I will do it first in Python and then in Java to compare the code. Requirements: Python My first idea was to
Learning how to learn – Motivation 💪
In this series post, I will share my experience on how to learn effectively. I have been self-studying for over 14 years now. I passed my first IT certification when I was 18 years old, and since then, I have
Azure Resource Manager 👔
Azure is built upon resource providers. An example of a resource provider is Microsoft.Compute which provides us with virtual machines in Azure. Azure Resource Manager (ARM) is the central hub for communicating with these providers. You can never communicate directly
Azure Subscriptions 🔑
A subscription is the payment agreement for how you’re going to pay the bill for your Azure usage to Microsoft. This means that every single resource you create is tied to a single subscription. A subscription is connected to one
Resource Groups 📦
A resource group is as the name suggest, a container to store resources. Any resource in Azure belongs to a single resource group. The resource group itself belongs to a specific region but that is just where the metadata of
Availability Zones 3️⃣
Within a region, there are multiple data centers. These data centers are grouped into availability zones. Each region consists of 3 availability zones. Each availability zone is independent of another availability zone in that region in terms of cooling, power,
The Linux distribution families 👪
In this post I want to give a brief overview of the Linux distribution landscape. There are hundreds of distributions out there so I will only cover the most important ones. The main families which Linux distributions derive from are
Regions and region pairs 🗺️
Azure has data centers spread around the world. Close by data-centers are grouped into regions. A region usually consists of 3 data centers, also known as availability zones. These zones are interconnected with high-speed fiber with a round-trip latency of
Reliability and predictability in the cloud 👯
The cloud is built with a reliable infrastructure in mind. We have separate zones within a region to protect against local faults. We also have multiple regions to protect our services from catastrophic events that affect a whole region. Depending