Hotfix
A hotfix is a software update or patch applied to a production system to fix a critical bug or security vulnerability without requiring a full release cycle. It is deployed urgently to address issues that could cause significant operational disruption, data loss, or security breaches. Hotfixes are typically small, targeted changes designed to minimize risk and downtime in live environments.
Developers should learn and use hotfixes when immediate action is needed to resolve severe defects in deployed software, such as crashes, security exploits, or compliance violations. This is common in industries like finance, healthcare, or e-commerce where system stability is paramount. Understanding hotfixes helps maintain service reliability and reduce the impact of emergencies on users.