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28.06.2020
Ich verwende seit 2005 hauptsächlich Linux als Betriebssystem. Dabei habe ich schon Erfahrungen mit verschiedenen Distributionen sammeln können. Meistens hatte ich eine Hauptdistribution, die praktisch auf all meinen Rechnern installiert war. Dies ändert sich jetzt vielleicht. Doch der Reihe nach…
Mandrake: Wie alles begann Meine ersten Erfahrungen …
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2018-12-16
Programming is the process of writing code in order to solve a problem. Software Engineering is programming, combined with the factors time and other programmers. (I owe this insight to Russ Cox.)
Tests cannot prove the correctness of a program. A test case makes sure that a couple of hand-picked values from the input set are mapped correctly to a …
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2018-10-18
I’m doing a bachelor’s degree at a university of applied sciences with its own computer science department. I work part-time besides and already have a couple of years of practice in the field. In fact, I’ll soon reach the point of being longer in IT than I have spent time outside of it, for I’m already 31 years old and started my apprenticeship at …
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Cargo CultGetting it Wrong by Wanting it Right
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2018-10-05
Accepting interfaces instead of requiring specific implementations is a good practice. Take Java collections as an example. A method accepting an ArrayList argument will only be useful if the caller is already using an ArrayList. Otherwise he’d need to convert the implementation he’s using, say, LinkedList, to an ArrayList first. A method accepting …