Français, R, Tutorials

Comment combiner deux graphiques en utilisant R

Quand nous utilisons le logiciel R, c’est très facile de générer un graphique avec la fonction plot(). Mais, quelquefois, nous voulons présenter deux graphiques (ou même quatre) qui montrent des situations différentes, pour les comparer.

Pour combiner plusieurs de graphique, nous modifierons la fonction par(), laquelle donne la possibilité de changer les paramètres du graphique, comme des marges, la distance entre les éléments et les numéros de graphique.

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Books, English

Personal Budgets Do not Work! (II)

Planning is not only for projects and careers, it should also be applied in our personal finances. I will continue here the review of the book “I will teach you to be rich” of the author Ramit Sethi (Ramit’s Site). Have a good read – and if you have not seen the previous text, click here.

Planning Your Financial Life

After you’ve adjusted your personal finances, Ramit Sethi provides tips to continuously improve it. He devotes one of his chapters to conscious consumption (we’re not talking about solid waste here) and demonstrates why having a budget does not work.

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Books, English

Can a Book Make You Rich? (I)

Managing works and projects is the daily task of every engineer. Although we also deal with costs in this management, we often do not apply such knowledge in our personal financial management. In that sense, there are several books on the subject, and one of them is “I will teach you to be rich” of the author Ramit Sethi (you can visit his website clicking here).

Ramit Sethi began by investing his first salary from his scholarship into stocks… resulting in his first loss (he lost half of his investment). That way, he realized that he could not simply invest, he would have to understand how the system works.

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