Category: Scalable Systems
A Dive into Serverless on the Basis of AWS Lambda
Hypes help to overlook the fact that tech is often reinventing the wheel, forcing developers to update applications and architecture accordingly in painful migrations. Besides Kubernetes one of those current hypes is Serverless computing. While everyone agrees that Serverless offers some advantages it also introduces many problems. The current trend also shows certain parallels to…
End-to-end Monitoring of Modern Cloud Applications
During the last semester and as part of my Master’s thesis, I worked at an automotive company on the development of a vehicle connectivity platform. Within my team I was assigned the task of monitoring, which turned out to be a lot more interesting but at the same time way more complex than I expected.…
Radcup Part 3 – Automation with Gitlab CI/CD
Written by: Immanuel Haag, Christian Müller, Marc Rüttler The goal of this blog entry is to automate the previously performed steps. At the end all manual steps should be automated when new code changes are added to the repository. The new version of the backend will be made available in the cloud at the end.
Yet another Connected Vehicle Cloud Platform
Getting Ideas… write a User Story When I thought about an idea for a project, part of the lecture “Software Development for Cloud Computing”, I had two related use-cases in mind. So I wrote down those high-level user-stories: As a user who owns a non-connected car, I want to access some information about my car on…
Building a Document Translator for a Multi-Language Blog
Motivation The idea for this project occurred to me while I was listening to my sister share her vision for her recently started blog: To create a platform where writers of different ethnicity can publish texts in their native languages and exchange their stories with people from all over the world. Conquering the language barrier…
Web server with user registration and guestbook with image upload
Overview The users access the website where they have the option to the view the guest book, register or log in. To register the user has to provide a username, an email address and a secure password (more than 8 characters, upper and lowercase characters, numbers and special characters). Then an email with a verification…
How to build an Alexa Skill to get information about your timetable 2018 Version
Imagine a student who just got up. He knows exactly that he has lectures today, but he does not remember which one or even when it begins. So, he asks his Alexa device: “Alexa, which classes do I have today?’” His Alexa device is able to look into his timetable and answers: “You have five…
YourTube – A simple video platform in you personal amazon cloud
During the Dev4Cloud Levture i created a simple static webpage that uses Amazons S3 service for Hosting and video storage and amazons cognito for user authentification and role managemant.
Tweets by Donnie - Building a serverless sentiment analysis application with the twitter streaming API, Lambda and Kinesis
tweets-by-donnie dashboard Thinking of Trumps tweets it’s pretty obvious that they are controversial. Trying to gain insights of how controversial his tweets really are, we created tweets-by-donnie. “It’s freezing and snowing in New York — we need global warming!” Donald J. Trump You decide if it’s meant as a joke or not. But wouldn’t it be…
Using the power of google cloud API: A dockerized node app counting words in prasentations.
For the Dev4Cloud lecture at HdM Stuttgart, we created a simple Go/NodeJS/React App, which helps people to keep track of often used words during presentations. In a presentation setting, most people tend to use too many fill words and to train against this, we want to introduce our presentation counter to you.