CUDA Tutorial – Warp
CUDA is the language used for programming on NVIDIA GPUs, it is vital for a large number of computing tasks, and yet it is a mystery to a large number of programmers. In this post, we attempt to explain some…
OData v4 protocol: Metadata and basic queries
Data processing and consumption are essential elements of the contemporary business world. Therefore, there are mysterious pieces of software, commonly abbreviated as APIs, whose role is fundamental in this traffic of information. APIs (Application Programming Interface) are mechanisms for integration…
Theoretical introduction to Spark Structured Streaming
In recent years, data processing with low latency, practically in real time, is becoming a requirement increasingly demanded by companies in their big data processes. It is in this context where the concept of stream processing is introduced, which refers…
Pricing with rule system using Linear Programming
The pricing systems currently used in companies have a substantial difference with respect to those of 20 years ago. We have moved from static pricing systems, that is, constant prices at different times of the year, to dynamic systems, where…
Watermarks in Apache Spark Structured Streaming
Apache Spark’s Structured Streaming API is a powerful tool for processing real-time data streams. In this context, there are certain use cases where ensuring the accuracy of the processed data is not trivial due to the time dimension that inherently…
Data Relationship Models in a Data Warehouse
In the field of Data Engineering, efficient database design is essential to handle large volumes of data and provide effective analysis. Throughout my experience as a Data Engineer, I have worked with the main data relationship systems and have observed…
Team Building in Damavis: Paintball and Warriors
Being a hard working team that develops great projects is not incompatible with the possibility of organizing different and fun activities to promote a good working environment. At Damavis we put this into practice by having the whole team, which…
Vector database: What it is and how it works
Introduction This article assumes that there is a basic knowledge about embeddings of objects, either text or images. In case you don’t have any notions on the subject, the post on Text Embeddings: the basis of modern NLP explains this…
RAG implementations and extensions
In a previous article of our blog we detailed what is RAG (Retrieval Augmented Generation) and how to take advantage of embedding models to extend the knowledge of an LLM with our own document base. In this post, we will…
Differences between Looker Studio and Looker Studio Pro
As a BI tool, Looker Studio is a visualizer as well as a data management platform which allows extracting information while maintaining its governance, security, accessibility and agility in use. The main advantage of its use lies in the fact…