#Bash one liner: Change permissions recursively for a set of files matching a criteria

By | November 2, 2021

There is a neat way using a bash one liner to change attributes of all the files from a path and sub paths that match a criteria. As an example following line makes all the script files from a path and sub paths executable.

Get simple health status of a #SpringBoot application from #bash

By | November 2, 2021

Here I describe a bash script to extract only the health status of a Spring Boot application. As an example I used an adaptor application that interfaces between two external systems. Note that there several components of the adaptor that need to be monitored: control queues a database connection disk space input queues output queues… Read More »

#Bash one liner: Get a specific #DNS record entry line #LetsEncrypt

By | November 2, 2021

Another bash one liner that saved my sanity. While generating site wide certificates from LetsEncrypt you have to check if a certain TXT key was added to the DNS record (_acme-challenge). Here is the magic line that returns only that for my domain “voina.fr”. So when waiting to see if the DNS TXT record was… Read More »

Two e-mails that changed the world #linux #bitcoin #future

By | November 2, 2021

Sometimes world changing grandiose events have very humble beginnings and can be seen at their time as something of not importance. I love how Internet is able to “record” this birthday of world changing cascading events with simplicity and ease. This was never the case in history. We read in history books only post factum… Read More »

Are you aware of what is important to you?

By | September 3, 2021

Dear Reader, Have you had the realization lately that you might not be totally aware of what is really important to you? You are your character. Your reputation is what others think you are. This is what the post started first with. But this information makes so much more sense when you embrace it with… Read More »

#Bitcoin #LightningLabs white paper and my financial advices #Bitstamp #Muun

By | August 24, 2021

This is my small contribution to the decentralized finance. Bitcoin is a future store of value. Bitcoin is not a traditional currency. Lightning Labs is a breath of fresh air for Bitcoin as a medium for exchange of value. I am a Bitstamp customer. Muun wallet very clean UX, simple, supports lightning protocol and interesting… Read More »

#ActiveMq #Artemis – Fix phantom messages issue

By | March 8, 2023

Sometimes we end up with phantom messages in ActiveMq or Artemis engines. This is usually the case when due to some network issue/ database issue and inconsistent commit was done. I have no idea if this is a bug of the engine or a known case that can happen because of external causes.   The… Read More »

Learn #banking, #fintech and #payments jargon: Money

By | August 11, 2021

Money Definition: Money is any object that is generally accepted as payment for goods and services and repayment of debts in a given context. Details: The main functions of money are distinguished as: a medium of exchange; a unit of account; a store of value; and, occasionally, a standard of deferred payment. Money evolved over… Read More »

#fintech #security Implement a simple #SCA algorithm for your #B2B #API implementation.

By | August 19, 2021

Strong Customer Authentication (SCA) is a new European regulatory requirement as part of the second Payment Services Directive (PSD2) for authenticating online payments and make them more secure. There are some actions such as funding a transfer from your balance or viewing the statement that require SCA within the UK and EEA. SCA builds additional… Read More »

#fintech #EBAday2021 #CBDC Do we really need Central Bank Currencies ?

By | August 5, 2021

At EBA Day 2021, biggest and most important European Banking Conference, the new buzz word from banking CBDC could not be missed. Lately there is lots of talk and also lots of state propaganda about this subject CBDC = Central Bank Digital Currencies. Lots of talk from “influencers” that are marginal in the banking world… Read More »