centos 7 & mysql 5.7 gpg key error proper solution

If you’re running CentOS7 and using the MySQL 5.7 community rpm package you might’ve ran into this error response:

Seems like Oracle has changed their GPG key and it’s not uploaded to gpg servers yet, at least yum can’t find the new key. So you have to manually replace your key. Disabling gpgcheck is […]

ionic vue invalid host header solution

You’re doing ionic with vue and are receiving an invalid host header message, black letters on white background. Create a file vue.config.js in the project root and past this content:

Keycloak upgrade to 16.1.0 standalone

Upgrading Keycloak to 16.1.0 is not straightforward, it requires manual hands, especially if you’re behind a nginx proxy or other reverse proxy. The documentation has some vague hints that sends you to dead ends. I wrote a little upgrade script for my keycloak upgrades