Project lombok has become a defacto standard in close to every Java project I see. Because of this I want to also write about the ongoing log4j problems as described under https://blog.coffeebeans.at/archives/1709. The annotation @Log4j allows to create a log4j logger field in the annotated class. This of course implicates that your project is using […]
Lombok and log4shell Read More »
I’ve been using Netflix Zuul for many years as a proxy for APIs. Some weeks ago I tried to bootstrap a new project and add the zuul starter via spring initializr and couldn’t find it anymore. After some research it seems that Spring Cloud has moved over to Cloud Gateway and discontinued Netflix Zuul. Maybe
Moving from Spring Cloud Netflix Zuul to Spring Cloud Gateway Read More »
I’ve started to write a simple plugin to analyse gradle projects and send dependency information to a central server. This way I want to get insight into all projects in the company and check if there is some log4j2 dependency below 2.16.0. You can find the code under https://github.com/mbogner/gradle-status-plugin. The plugin was accepted and is
gradle status plugin Read More »
log4j-core until version 2.15.0 has a major security leak that can be exploited by sending prepared strings that are logged with log4j. Potential candidates would be headers or often also simple form fields that are sent to java backends. The CVE can be found here. With a score of 10/10 this should be addressed as
I just had a discussion where I was told that docker-desktop isn’t usable anymore because of their new licensing. So I had a look if docker-desktop is really required. In the end it is just a nicer integration with some desktop app to manage the background vm. I installed virtualbox and set up a vm
docker on mac without docker-desktop Read More »
MongoDB supports horizontal scaling by the use of sharding. A sharded cluster consists of 3 parts: Configuration replica set to store metadata Shard replica set(s) Mongos server as a query router that uses metadata from config replica set to query data from the shard(s) Every replica set can consist of primary and secondary instances. Single
MongoDB sharded cluster Read More »
I was looking for a way to validate JSON data structure with the schema saved in the database. PostgreSQL has a very cool way to store json in JSONB fields but the question was how to validate this without extra PostgreSQL plugins and integrated in hibernate’s lifecycle with bean validation. Under https://github.com/mbogner/schema-validator I came up
JSON in PostgreSQL with application side validation Read More »
After finding a solution for my png files (see here) I was also looking for jpeg and found mozjpeg which is available via brew – like imagemagick and convert. For jpeg files I came up with the following command for optimisation: To use cjpeg from mozjpeg I changed my PATH variable so that mozjpeg comes
Optimise JPEG for web Read More »
I was looking for a method to optimise my png files for the web and came up with the following command: Convert is a simple but very mighty imagemagick command.
Optimise PNG for web Read More »
Angular has support for internationalisation with the @ngx-translate/core module. This and a needed loader can be installed via With this done you need to create a folder src/assets/i18n and place your language json file like en.json in it. Now the translation module and service needs to be configured. Open your app.module.ts file and add the