Cary Huang

Hi, I’m Cary Huang — a tech enthusiast based in Canada. I’ve spent years working with complex production systems and open-source software. Through TechBuddies.io, my team and I share practical engineering insights, curate relevant tech news, and recommend useful tools and products to help developers learn and work more effectively.

postgresql substring

Explore Practical PostgreSQL Substring Use Cases with Examples

Cary Huang
October 8, 2023August 30, 2025
postgresql

Explore the versatility of PostgreSQL substring function and learn how it can help with your string manipulation tasks.

postgresql replication

All PostgreSQL Replication Explained – How to Do Them Right.

Cary Huang
September 20, 2023August 30, 2025
postgresql

Dive into the principles of PostgreSQL streaming replication and logical replication. Learn how to set them up properly

isnull postgresql example

Achieve ISNULL Function in PostgreSQL 16 with Right Examples

Cary Huang
September 16, 2023December 20, 2023
postgresql

Explore the alternatives to achieve ISNULL PostgreSQL example. Learn to create your own ISNULL function in PostgreSQL 16

postgres tls security

Unlock the Potential of Different Block Cipher Modes of Operations

Cary Huang
September 10, 2023September 12, 2025
Cyber Security

explore the pros and cons of 5 different block cipher modes and learn how to choose the ideal one for your security needs

snmp network oid type

SNMP OIDs Explained – Explore What They Are and How to Correctly Use Them

Cary Huang
August 31, 2023September 20, 2023
networking

Explore different types of SNMP OIDs and learn how to interact with them correctly. Also learn about the purpose of each type