Machine Learning Course text notes

October 13, 2018

This post contains notes of the Machine Learning course taken at University of Toronto, 2018 (still ongoing) This may make references to material that is copyrighted. Therefore, the material will not be attached. The working book is Géron, A; Hands-On Machine Learning with Scikit-Learn & TensorFlow; O’Reilly; 7th release; 20-07-2018. Most of the mentioned examples […]

Docker

Docker for Windows + Virtual Box

August 23, 2018

I decided to try Docker at the current version. After reading the Readme file, just stated that it will not run along with VirtualBox in the same machine. Once my job requires Virtual Box + Vagrant, a search for a solution came out to two different approaches: 1 – Install the old version of Docker […]

Pentaho for ETL

August 13, 2018

Recently I was asked to install and run a bridge between a MSSQL database having SAP datasets to import into SugarCRM Ondemand (Cloud) instance. Thus, I created a development environment with the same data and connection. The steps for running Spoon (aka Kettle, which was bought) follow.   Applicable to Pentaho Versions: 7 – 8.1 1 […]

Linux – The sed command

April 10, 2018

This very flexible tool present in Linux distributions is used for a plethora of use cases related to text processing, most taking care of all possible exceptions. I had the need to read the manual again in order to be able to apply the simplest way (imho) for get rid of sections of text. My […]

Linux flavors running natively under Windows

April 3, 2018

As weird as it could sound by that time, this day has arrived around 2 years ago and seem to be more stable each day. https://docs.microsoft.com/en-us/windows/wsl/about The official Microsoft page is astonishing for a first reading, and surely it worth a copy here. It sounds as something that should not be considered to be used […]

Prioritizing in XXI century

February 25, 2018

On the track of the previous article, I was fortunate for finding and watching this video on YouTube. Overall, it takes the question of how we are training for prioritizing, the urgent and important tasks. Natural Time Multipliers think like this: “What can I do today, that would make tomorrow better?” “What can I do […]

Agile

An interesting video about the Agile Manifest

February 25, 2018

Youtube have recommended me the following video, and I had no idea of the subject when in the midst of the video, the lecturer identify himself and I get astonished with such a background he had before writing the Agile Manifesto. I would like to share with you this luring lecture from TEDx

Postman

Postman and APIs

February 20, 2018

This small tool was revealed itself handy and powerful, regardless its simplicity. It may be found as a Chrome extension, even though it installs itself as an ordinary app under Windows. https://www.getpostman.com/docs/ It has also free and paid versions, even though the tool performed well for single-user programmers or specific API connecting tests. It works […]

Basic Git usages

February 20, 2018

When I left the SVN world, I started to brave the new world of git. Not that new… the matter is that most system had already automated git basic usages until something weird happens during your commit/push process such as conflicts. So, let’s start from scratch: First commit Approach 1 via HTTPS: Create the repo […]

MySQL databases

February 20, 2018

Most of open source solutions make use of MySQL-based engines such as MariaDB. When well configured, they are indeed reliable and trustful. Database administrators or support staff might need specific queries.  I came across situations that made me select some handful queries and patterns. Query to verify size of the databases schemas in MySQL SELECT […]