Hassan Raza

Oracle APEX 26.2 upgrade checklist, illustrated with a database, checked tasks and an upward arrow.

Oracle APEX 26.2 Upgrade: Requirements, Feature Availability and What to Test

An Oracle APEX 26.2 upgrade starts with the platform versions, the features your environment can use, and the application behavior you need to preserve. For teams already on 26.1, the ORDS and SQLcl requirements deserve attention before planning new functionality. This guide is based on Oracle documentation checked on October 12, 2026. The checks below […]

Oracle APEX authorization with seven tested page, process, and row access checks

Oracle APEX Authorization: 7 Tested Access Checks

A tested Oracle APEX 26.1 authorization lab with real requester and manager accounts, guarded SQL, seven access checks, screenshots, and a native app download.

Oracle APEX 26.2 import issue advisory for bug 40091133, illustrated with a database, import document and warning symbol.

Oracle APEX 26.2 application.apx Import Issue and Recovery

The Oracle APEX 26.2 import issue tracked as bug 40091133 affects workflows that import application.apx on its own. Check the documented behavior before your next deployment. Oracle reports that this operation unexpectedly changes the application alias and removes the application’s current theme. The documented recovery is a full APEXlang import. Oracle known issues. Oracle released […]

Oracle APEX lost update detection illustration showing two editing sessions and a rejected stale save

Oracle APEX Lost Update Detection: A Tested Two-Session Form Demo

A tested Oracle APEX 26.1.0 form demo: enable lost update detection, reproduce a stale-save conflict in two independent sessions, and recover safely.

Oracle APEX 26.1 upgrade checklist with a database, checklist and upward arrow, featuring Oracle with Hassan and Oracle ACE Associate branding.

Oracle APEX 26.1 Upgrade Checklist: Import Changes, Compatibility Checks, and Common Pitfalls

Plan your Oracle APEX 26.1 upgrade with six practical checks covering platform requirements, import compatibility, plug-ins, custom code, regression testing, and recovery.

Oracle APEX Signature Verification Fails in 3 Shocking Ways

Oracle APEX Signature Verification Fails in 3 Shocking Ways

Most Oracle APEX signature verification is a Base64 image and a hope. Here’s what actually breaks it in production, and how I fixed it building BioSig Pro.

Oracle APEX Raspberry Pi Integration: The Full Hikvision + ORDS Story

How I Connected a Hikvision Attendance Device to Oracle APEX Using a 15-Year-Old Raspberry Pi

A real Oracle APEX Raspberry Pi integration story: connecting a Hikvision biometric attendance device to ORDS and Oracle Database, with every bug, fix, and lesson along the way.

5 Beautiful Toast Notification Libraries for Oracle APEX (With Working Code)

Oracle APEX Toast Notification: 5 Beautiful JS Libraries

Compare five Oracle APEX toast libraries with opt-in success examples, safe text handling, native validation errors, and clear integration requirements.

Oracle APEX ORDS connection pool exhaustion

Oracle APEX ORDS Connection Pool Exhaustion: A Real Incident, Two Fixes and Their Trade-offs

A CRM case study of ORDS pool exhaustion, with corrected date-range counts, badge-summary concurrency handling, and explicit freshness trade-offs.

Oracle Backend for Firebase (Fusabase) on a Self-Hosted Dockerized Oracle Database + ORDS Stack

Oracle Backend for Firebase (Fusabase) on a Self-Hosted Dockerized Oracle Database + ORDS Stack

A real, hands-on field report on enabling Oracle Backend for Firebase (Fusabase) on a self-hosted Dockerized Oracle Database + ORDS stack, then building a working Flutter app on top of it.