Articles

Count = 15

MySQL and Services

Created: 2/14/2026
This article describes MySQL installation and connection pool implementation to integrate with Express. I use services for the data layer.

PostgreSQL and Services

Created: 2/27/2026
This article describes PostgreSQL installation and connection pool implementation to integrate with Express. I use services for the data layer.

EmailSender With Nodemailer

Created: 2/14/2026
This article describes how to implement an EmailSender utility with the nodemailer library configured to use an existing SMTP server.

EJS Posting Form Data

Created: 2/16/2026
This article describes posting form data from the client to the server. The data is sent to the server with the default Content-Type of application/x-www-form-urlencoded.

EJS Client-Side Validation

Created: 2/16/2026
This article describes validating form data before it is posted to the server. This provides immediate user feedback and reduces server load.

Express Server-Side Validation

Created: 2/16/2026
This article describes validating form data on the server. The form data should have already been validated on the client-side.

EJS Password Input Validation

Created: 2/16/2026
This article describes password requirements for user registration. Password requirements should be listed and indicate if the requirement has been satisfied.