Author Archives: George Valentin Voina

Gold Reddit Comments: Top 10 reasons why IT sucks in Europe

By | October 4, 2024

Lately a hot topic inn EU was raised by some politicians like Mario Draghi and president Macron of France about the lack of competitiveness of the European economy. Mario Draghi in EU competitiveness: Looking ahead is criticizing EU as being over regulated and against innovation and free initiative. Macron was even more direct: “The EU… Read More »

Low cost UPS set-up: NJOY Balder 1000 + NJOY CA0312GX-AZ extender.

By | September 28, 2024

After experiencing for years with several small scale UPSes that are mainly used for desktop computers or small offices I decided to up the game. As you may know from the top sticky post this blog is self hosted in a home rack. Adding a proper rack UPS was on the agenda for a long… Read More »

Enable logging of Hibernate statements and parameters in JBoss (WildFly)

By | September 10, 2024

To enable logging of Hibernate statements and parameters in JBoss (now known as WildFly), you’ll need to adjust the logging configuration to capture the necessary Hibernate SQL logging information. Configure JBoss/WildFly Logging for Hibernate 4. Restart Jboss

Technology fail: Bottle return machine

By | September 28, 2024

Yes, folks, more and more technology is cripping everywhere in our lives. With this , we can also see more tech failures in our day to day life. Here I give you the bottle return machine from Mega Image stuck in a reboot loop 🙂 Looks like it is running a Tomra Linux.

Learn #banking, #fintech and #payments jargon: Lombard Loan in RTGS

By | June 12, 2024

What is a Lombard Loan? The name ‘Lombard’ comes from a region in northern Italy. The Italian banking houses in the Lombardy Region had a rich history dating back to the Middle Ages. They are famous for first developing and popularizing the concept loaning money backed up by liquid assets. In RTGS context a Lombard… Read More »

State of consumer goods market post 2020 and a small list of tricks to get quality goods

By | May 21, 2024

I was looking for some time for a hair-dryer. No luck at start as retail stores and supermarkets are all flooded exclusively with low quality China made ones. Luck struck while on holiday. I always check stuff hotels use (usually they try to have high reliability appliances). To my surprise I found they had a… Read More »

Fedora Linux Server useful one liners -part 2

By | May 7, 2024

This is a continuation of the previous post about one liners from https://blog.voina.fr/fedora-linux-server-useful-one-liners/ Updating to a new version – extra commands In case the usual one liner does not work or there are some issues related to the upgrade, there are some additional things that can be done. Make sure to have latest packages of… Read More »

Fedora Linux Server useful one liners

By | April 10, 2024

While running the blog server on Fedora Linux I found out that some one liners are either very important to be executed once or very useful periodically. Here are some of my most used one-liners Updating packages Note that I allow dnf to skip broken packages and delete if necessary. Sometimes if using other than… Read More »

Monitor and control #ActiveMq using Jolokia #API

By | October 26, 2023

Apache ActiveMQ® is the most popular open source, multi-protocol, Java-based message broker. It is widely used in a lot of multi service application environments where we need to pass messages between services. All this type of environments (kubernets, docker swarm etc. ) are used to be able to monitor and control the component services using… Read More »

#Oracle # SQL Covert view to table issue: ORA-01723: zero-length columns are not allowed

By | July 31, 2023

In an Oracle database I was trying to convert an existing view to a table and preserve the data in it. For most of my views the following SQL worked perfectly: Then in one on the instances the following error occurred: While inspecting the SQL code of the views I noticed that the view with… Read More »