This short blog shows on Debian derivates to get iptables output in your Logwatch reports.
Gahan Zwart
Updating firmware on an Acer Aspire 3 laptop with Linux installed
How to update your firmware on an Acer Aspire 3 laptop when you are on Linux.
Setup Parrot for vulnerability scanning with GVM + hardening
Initial Parrot setup for vulnerability scanning and hardening of Parrot itself.
Disable annoying visual mode in (n)vim on Parrot
How to get rid of VIM visual mode in Parrot.
Replacing the CMOS battery with wired molex connector on Intel NUC (NUC5i3RYH)
For the actual solution, skip to the last paragraph, because first I was on a goose chase here. On my fifth generation NUC (NUC5i3RYH) from 2015 the CMOS battery went dead. The BIOS complained that time is not set and such.So I went to look for a replacement battery. After Lees verder
When an Oracle PDB hot clone doesn’t work
After nearly a year, a scheduled scripted PDB hot clone worked flawlessly, and ‘suddenly’ it failed with this error in the target cdb alert log. Some explanation:CDB1900A/PROD is the source cdb/pdb on machine PRODUCTIONCDB1900B/CLONER is the target cdb/pdb on machine CLONE 2021-03-08 15:50:49.421000 +01:00 CREATE PLUGGABLE DATABASE CLONER FROM PROD@clone_pdb Lees verder
How to connect Oracle 19C database on Red Hat Linux to a PostgreSQL database, with an Oracle database link over ODBC
There are quite a few blogs about this subject, but I wanted to share how I performed creating this database link from Oracle to PostgreSQL. Though I mention Oracle 19C, these steps will probably work on all Oracle database versions from 11G onward. For the PostgreSQL version, this will work Lees verder
Patching Oracle database home 19.5 fails with Copy failed of mgr_help.jar
Today I wanted to patch a 19c client home on Windows, which had a patch level of 19.5 (Windows Bundle Patch: 30151705). I wanted to patch this to (at the time of writing) the latest greatest 19.9 (Window Bundle patch: 31719903). To my surprise I got this during patching: Copy Lees verder
Patching Oracle 12.1.0.2, database datapatch fails with ORA-20004: Uninitialized state in install_file
Now this blog is with courtesy of my esteemed colleague Jeroen Nijholt, also a DBA/Technical Consultant with Ordina. I asked his permission to use some of his notes to blog about this. He was assigned to patch a few Oracle 12.1.0.2 databases on Windows platform. The platform is irrelevant though, Lees verder
Microsoft AADSTS90033: A transient error has occurred. Please try again.
On the 14th of December 2020 I started up the laptop from my employer but Microsoft Outlook. Teams and Onedrive could not connect. Also another application that uses a passthrough Microsoft login would not work and spit out this error: Request Id: [some unique id] Correlation Id: [some unique id] Lees verder