Technical Reference & Development Notes

File extension documentation, troubleshooting guides, and development notes for IT professionals and software developers.

Browse File Extensions View Dev Notes

File Extension Reference

Detailed documentation for common file formats, including how to open, convert, and troubleshoot file extension issues.

File Extension

JSON Files

JavaScript Object Notation data format used for configuration and data exchange.

→ File Extension

PDF Files

Portable Document Format for sharing documents across platforms.

→ File Extension

MKV Files

Matroska video container format for high-quality multimedia.

→ File Extension

ZIP Archives

Compressed archive format for bundling and reducing file sizes.

→
View All File Extensions

Troubleshooting Guides

Step-by-step guides for common technical issues and best practices for working with files and applications.

Guide

Safe Downloads Guide

How to identify safe file types and protect your system when downloading files.

→ Guide

MIME Types Explained

Understanding the relationship between file extensions and media types.

→
View All Guides

Development Notes

Technical articles on .NET development, SQL Server, security, and software engineering practices.

Development

SQL Injection Prevention

Identifying and preventing SQL injection vulnerabilities in applications.

→ Development

Passing Values in .NET

Techniques for sharing data between Windows Forms in .NET.

→ Development

Spatial Queries in SQL Server

Working with geography and geometry data types.

→
View All Dev Notes

Looking for Something Specific?

Browse our file extension database or check out the development notes for technical articles.

About This Site

Technical documentation and reference material for IT professionals and developers.