How to Delete a Secret in Kubernetes
Once you have a secret in Kubernetes, if you know it’s name, you can delete it.
How to find the secret name
You can get the secret name as …
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In-depth guides, insights, and best practices for modern software engineering
How to Decode a Secret in Kubernetes
Secrets in Kubernetes are encoded using base64.
If you have the secret name, you can ask for its value. If not, then learn how to get a secret in …
Read Article →How to Verify a Secret in Kubernetes
You have created a secret, and would like to retrieve it.
Get a list of all the secrets in Kubernetes
kubectl get secrets
This will result in:
NAME …How to Create a Secret in Kubernetes
Secrets allow applications to not hardcode usernames, passwords or additional information such as hostnames, IP addresses or other protected/sensitive …
How to Divide an Array into Chunks in PHP
If you have a single-dimensional array, and want to break it into chunks, you can use the array_chunks method.
It takes 3 arguments:
- The input array …
How to setup Certbot wildcard certificate on Apache
Certbot allows simple, quick and free provisioning of SSL certificates using LetsEncrypt.
How to install Certbot
Option 1 (recommended)
sudo snap …How to retrieve a Secret from AWS Secrets Manager in the CLI
If you have stored a secret in AWS using the Secrets Manager, it is possible to use the AWS CLI to retrieve this value at a later date.
aws …
Determine the Last Digits of N^2 == N in Java
The challenge
Let’s call an integer number N ‘green’ if N² ends with all of the digits of N. Some examples:
5 is green, because 5² = 25 …
How to Expose your App through a Service in Kubernetes
Once you have deployed an application into Kubernetes, it will not be available to the outside world.
For this to be possible, you need to expose it …
Read Article →How to connect to Bash on a Kubernetes pod
If you find yourself needing to jump into a Kubernetes pod to either diagnose an issue, or run a particular command, you can use the bash connectivity …
How to get the Environment variables in a Kubernetes Pod
In this comprehensive guide, you will learn how to effectively get and list environment variables within a Kubernetes pod. Understanding how to work …
Read Article →How to find out Cluster Info in Kubernetes
In Kubernetes, a cluster is a group of machines working together.
By running the kubectl cluster-info command, we can find out high level information …