Moving of the web portal: from monolith to microservice architecture
We would like to share the experience of modernizing the architecture of the web portal, which made possible to make the product convenient, stable and fault-tolerant: traffic increased from 350 thousand to 7 million users! The story will be useful to those who plan to…
Dependency Layout, Gantt Charts & Time tracking
If programmers usually give estimates, then making a project plan is the task of middle managers. Remember, I wrote that these guys can be helped if one tool is used for decomposition and project management. Evaluation and calendar dates are not the same thing. For…
Evaluation Patterns & Poker planning
So, with the problems everything is clear. But what can be done? Decomposition Instead of evaluating a large task, it is better to divide it into many small ones, evaluate them, and then get the final grade as the sum of the initial grades. Thus,…
Anti patterns in Software Product Development Evaluating
Universities teach us algorithms and data structures. Sometimes lectures can talk about design patterns or multi-threaded programming. But I didn’t hear about how to correctly evaluate labor costs. Meanwhile, every programmer needs this skill every day. There is always more work than can be done….
CI / CD using Jenkins on Kubernetes
Here are already several articles on our website about jenkins, ci / cd and kubernetes, but in this I don’t want to concentrate on analyzing the capabilities of these technologies, but check their simplest configuration for building the ci / cd pipeline. I hope that…
GitLab Shell Runner. Competitive launch of test services using Docker Compose
This article will be interesting for both testers and developers, but it is aimed more at automations who are faced with the problem of configuring GitLab CI / CD for integration testing in conditions of insufficient infrastructure resources and / or lack of a container…
Specification by Example: Illustrating using examples, Validation & Green Tests
Natural languages play a trick on us. They leave space for interpretation, misunderstanding, and sometimes require knowledge of the subject area and / or specific slang in order to understand what is the point. A slight misunderstanding can lead to deadlines and a large number…
Specification By Example – BDD for Pragmatists
For the product to get a good position in the conditions of the modern IT market, we, developers, need to achieve two goals. Make the right product (exactly what the market wants to buy) and make the product right (without spaghetti code, bugs and other…
Docker: NOT useless advices
In comments to our article “Docker: bad advices” there were many requests to explain why the Dockerfile described in it is so terrible. Summary of the previous story: two developers in a hard deadline made the Dockerfile. In the process, Ops – let’s call him…
Cost effective code. Part 2
Graceful Degradation for low value code, tricky YAGNI The business value of the developed application is not evenly distributed throughout the code base. This statement is true for the amount of development effort. Until recent time, IE6 support was an example of a huge waste…