2.6 ACI debugging technique
This paragraph could be misunderstood for a joke. On the contrary it is serious and I
invite the reader not to underestimate the power of this technique with a funny name. ACI is the
acronym of Automobile Club d'Italia, an Italian organization that helps with car troubles. If a car
gets stuck while driving on the motorway, all the driver has to do is to call ACI and a helpful
mechanic will quickly come to drag him out of troubles. What does all this have to do with a
debugging technique?
When a programmer is in big troubles, and does not really see a way out, he should
remember the following golden rule: the best way to learn something is to teach it. This very
simple principle is the key of the ACI technique. In ACI debugging the programmer must find a
bystander and explain to him how the code works. Believe it or not, it is a successful technique,
because calling a "mechanic" and illustrating the problem to him forces the programmer to
rethink his assumptions and explain what it is really happening inside his code. Finally this
technique may be employed as a form of peer review.
2.6 ACI debugging technique This paragraph could be misunderstood for a joke. On the contrary it is serious and Iinvite the reader not to underestimate the power of this technique with a funny name. ACI is theacronym of Automobile Club d'Italia, an Italian organization that helps with car troubles. If a cargets stuck while driving on the motorway, all the driver has to do is to call ACI and a helpfulmechanic will quickly come to drag him out of troubles. What does all this have to do with adebugging technique? When a programmer is in big troubles, and does not really see a way out, he shouldremember the following golden rule: the best way to learn something is to teach it. This verysimple principle is the key of the ACI technique. In ACI debugging the programmer must find abystander and explain to him how the code works. Believe it or not, it is a successful technique,because calling a "mechanic" and illustrating the problem to him forces the programmer torethink his assumptions and explain what it is really happening inside his code. Finally thistechnique may be employed as a form of peer review.
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