The incredible rarity of falsifying data about changing your mind
Episode 555 of This American Life has a very cool story about a study on how a group of canvassers were able to influence people who were against gay marriage to change their mind: Curious, but kinda...
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How to Connect Pentaho Data Integration to SAP HANA
Recently I had to connect Pentaho Data Integration to SAP HANA and I made some notes along the way: The first step is to get the SAP HANA JDBC driver, a file called ngdbc.jar. »
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How to tidy up and organize music on your PC o Mac
Do you have a lot of Untitled / Without Artist / Without Album songs? All music players allow you to sort and catalog the songs, as long as you know the »
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You had one job
In July 2016, a bomb disposal robot was used for the first time to remotely kill a suspect. This sparked some debate about the use of machines to kill humans »
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Stagehand, cool platformer for iOS
I have a lot of respect for Big Bucket, the mobile game company that set the bar on how to develop a high quality retro-inspired game. I wasted invested a »
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A hub to end all dongles
When I got the 2016 MacBook I knew that I was condemning myself to the dongle life. However, instead of complaining or getting on with the program and buy 2 »
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Linear Optimization with or-tools
Getting started Over the last couple of months I’ve been getting my feet wet with linear programming and mathematical optimisation. I got a sense of how it all worked from this Discrete Optimisation...
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Linear Optimization with or-tools — building a web front-end with falcon and...
In a previous post, I put together a script for solving a linear optimisation problem using Google’s OR-tools. This python script is callable from the command line and you kinda need »
View ArticlePentaho is slow for servers with too many home directories
Over the course of two years, browsing solutions on our Pentaho 5.4 server became progressively slow. It came to a point in which you had to wait 2-3 minutes to see the list of solutions in the Pentaho...
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10 things I learned while setting up five masternodes
Over the past few weeks, I’ve been experimenting with masternodes as alternatives/replacements to traditional crypto mining rigs. Like with many other crypto-related things, I was surprised »
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Linear optimization with or-tools: containerizing a gunicorn web application
Previously, we left our app working with our local python+gunicorn+nginx installation. In order to get there we had to do quite a bit of configuration and if we wanted »
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How to build an API for SAP HANA using strongloop/loopback
One of the aspects I like the most about SAP HANA is the cloud app development environment that allows you to quickly put together a data-entry app using Fiori. Recently, I wanted »
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How to connect to SAP HANA using JDBC
Recently I had to connect a Java application to SAP HANA and I made some notes along the way: The first step is to get the SAP HANA JDBC driver, a file called ngdbc.jar. »
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Getting IP location information with Angular 7
Using Angular Maps Components and a new service called ipapi, you will be able to quickly put together something that will allow you to get IP information from a client »
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Recommender system for finding subject matter experts using the Enron email...
During an interview process, I was tasked with a little project to create a recommender system to find mentors inside an organization, using Natural Language Processing. That was the perfect »
View ArticleProtected: Readability scoring of document corpora
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View ArticleUploading and downloading documents from Amazon S3 using bash
You need to upload a file to S3 and cannot install new packages in the server, nor the s3 client tools. You only have bash, openssl and sed. Go. I found and adapted a script by Viktor Szakats, that...
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10 things I learned while deploying my first python function to AWS Lambda
I spent a few days on and off trying to deploy a Flask REST service to AWS Lambda, just to experience what »
View ArticleClassifying fruits with a Convolutional Neural Network in Keras
I followed a tutorial on Convolutional Neural Networks that left many questions unanswered. Soon I realized that the actual process of architecting a Neural Network and setting the parameters seemed to...
View ArticleMy Python logging setup
Working on various Python projects has taught me the importance of consistent logging, especially when dealing with distributed computing frameworks like Spark. Logging is not just about keeping track...
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