Tag Archives: programming

Efficiency problems with using java.util.Hashmap

Posted on 2023-02-20 by Philippe Fournier-Viger

Today, I will talk about some efficiency problems when using the java.util.Hashmap data structure provided by Java. This is an important topics for programmers that aim at implementing efficient software that rely on maps. Brief review about HashMap First, let’s … Continue reading →

Posted in Java, Programming | Tagged , , , , , , , , , , | Leave a comment

How to call SPMF from another Java program as an external program?

Posted on 2022-03-07 by Philippe Fournier-Viger

This is a short blog post where I will explain how to call SPMF as an external program from another Java program to execute an algorithm. Before we start, it should be said that there are multiple ways to use … Continue reading →

Posted in Data Mining, open-source, spmf | Tagged , , , | Leave a comment

A Tribute to Hypercard

Posted on 2019-07-19 by Philippe Fournier-Viger

In this blog post, I will talk about the first programming language that I have learn, which is HyperTalk. Younger readers may have never heard about it, as it was mostly popular in the 1980s and 1990s. Though, it is not … Continue reading →

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What are the steps to implement a data mining algorithm?

Posted on 2013-06-13 by Philippe Fournier-Viger

In this post, I will discuss what are the steps that I follow to implement a data mining algorithm.  The subject of this post comes from a question that I have received by e-mail recently, and I think that it … Continue reading →

Posted in Data Mining, Programming | Tagged , , , , | 45 Comments

Choosing data structures according to what you want to do

Posted on 2013-06-12 by Philippe Fournier-Viger

Today, I write a post about programming. I want to share a simple but important idea for writing optimized code. The idea is to choose data structures according to what you want to do instead of what you want to … Continue reading →

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How to become a good data mining programmer?

Posted on 2013-03-13 by Philippe Fournier-Viger

In this post, I will discuss what it takes to be a good data mining programmer and how to become one. Data mining is a broad field that can be approached from several angles. Some people with a mathematical background will … Continue reading →

Posted in Data Mining, Programming | Tagged , , , | 8 Comments