Programster's Blog

Tutorials focusing on Linux, programming, and open-source

PHP whats-new

What's New In PHP 8.1

Learn about changes coming in PHP 8.1.

SSO OIDC

OpenID Connect (OIDC) Token Types

Learn about the different token types in the OpenID Connect (OIDC) specification.

AWS SSO Cognito OIDC

Cognito User Pool Auth Endpoints

Learn about the various endpoints one will need in order to implement SSO functionality with the Cognito user pool.

AWS SSO Cognito

Cognito - Configure User Pool Domain

Configure the domain for your Cognito integration

AWS Cognito

Cognito - Retrieve Client ID And Secret

Learn how to retrieve your application client ID and secret from an Amazon Cognito user pool.

AWS Cognito

Cognito - User Pool Groups

Learn how to create and manage Cognito user pool groups.

AWS SSO Cognito

Creating An Amazon Cognito User Pool In order to Implement An SSO

Learn to deploy an Amazon Cognito user pool in order to implement single-sign-on (SSO) functionality in your web applications.

Deploy Kimai Time Tracking With Docker

Learn how to deploy Kimai, a free and open-source time tracking software that can be used for generating timesheets which can then be turned into invoices.

S3 Terraform infrastructure-as-code

Use S3 To Store Terraform State

Learn how to configure Terraform to use an existing S3 as your backend to store your state.

PHP Excel spreadsheet phpspreadsheet

Create Excel (Xslx) Spreadsheets Using PHPSpreadsheet

Learn to use PhpSpreadsheet in order to create Excel (xlsx) files.

security Nginx authentication webserver

Nginx - Implement HTTP Basic Auth

Implement HTTP basic authentication in Nginx

Rocket-Chat

Ubuntu - Install Rocket Chat Desktop Client

Install the Rocket Chat client on Ubuntu Desktop.

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Programster's Blog Ⓒ 2025