When you deploy multiple containers each in a specific pod inside a Kubenetes Cluster, you’ll face new challenges compared to the monolith application concept. Each micro-service has its own business logic (BL), communication configs (COMM), retry logic (R), metrics – tracing logic (MT) as well as security logic (SEC). Therefore, managing those logics individually for … Read more Managing Communication Between Microservices Using Istio
The idea of testing a .NET application is introduced in this article, it shows how various kinds of tests could be used to evaluate and validate code. Different tools, such as .NET CLI or Integrated Development Environments, are available to test .NET applications. A perfect way to ensure that the software code does what its developers … Read more Testing basics in .NET
Traccar is an awesome open source GPS tracking platform. The backend is written in Java, a modern frontend (web app) that was recently developed in React.js has been implemented, it might replace the classic interface in the future. The frontend isn’t fully complete at the date of the publication of the current article, but it’s … Read more Using docker-compose to Containerise Traccar Backend and the Modern React.js Frontend
Using WORKDIR command will make it a lot easier to to define the working directory of a Docker container at any line when you want to execute the bellow commands. The command is specified in the Dockerfile. Exemple:
It is recommended to deploy docker-compose containers on a Container-Optimized OS which is Google’s recommended OS for hosting and running containers on GCP. Container-Optimized OS is free to use on GCE. Container Optimized OS has the following features: Optimized for Containers Built to Scale Minimal OS, Maximum Security Open Source and maintained by Google Setting … Read more Running Docker Compose with Docker on a Google Cloud VM Instance
Before Git pull In the default repository Git pull already performed and you’re in a conflicted state Source: https://stackoverflow.com/questions/10697463/resolve-git-merge-conflicts-in-favor-of-their-changes-during-a-pull
When you have two unrelated projects (two different repositories), and you try to pull and merge files, The “fatal: refusing to merge unrelated histories” Git error occurs. Solution: use –allow-unrelated-histories Sources: https://www.educative.io/edpresso/the-fatal-refusing-to-merge-unrelated-histories-git-error https://stackoverflow.com/questions/37937984/git-refusing-to-merge-unrelated-histories-on-rebase
According to the Filesystem Hierarchy Standard, /opt is for “the installation of add-on application software packages”. /usr/local is “for use by the system administrator when installing software locally”. opt and usr/local are designed to contain non operating system files. /opt is a directory where to install unbundled packages, each in its own subdirectory, whereas /usr/local is designed to contain all make … Read more Linux opt versus usr/local
In this example a CodeIgniter app, where the database config file was hard-coded and needed to be ignored from the future commits. The simplest way to deal with that is : git update-index –assume-unchanged method. Command line: Confirm it worked Restore git staging
Introduction Econometrics is the computational utilization and application of statistical and mathematical models using data to establish theories or test current economic hypotheses and predict future patterns from historical data. It submits statistical trials to real-world evidence, then compares and evaluates the findings against the theory or theories being tested. Econometrics may be subdivided into … Read more Finance – Econometrics and Basic Statistics