Some Thoughts about Big Data
“Big Data” gets more and more attention in general and very specific in software development. But, there are some misunderstandings and also some misinterpretations. The first point of […]
More DetailsBecause an open mind provides more insights…
This posts are about software engineering and computer science topics.
“Big Data” gets more and more attention in general and very specific in software development. But, there are some misunderstandings and also some misinterpretations. The first point of […]
More DetailsI wrote an article lately about a simple model to understand indices in databases. It may help to read the other article first. In a data processing […]
More DetailsI had a lot of discussions in the past about databases and indices. The type of the database is not important, as the general design of indices are […]
More Details During the studies of database design with the accompanying toy project DuctileDB, I found some disturbing performance issues. During the implementation of a needed log structured storage, […]
More DetailsGeneral Remarks Testing shall assure the quality of a product and that development does not break the already implemented functionality. The quality is defined in ISO 9126 for […]
More DetailsIn C++ and other programming languages, constructors are paired with destructors. These help to close file handles, database connections and the like in case the object is destroyed. […]
More DetailsSince the appearance of object relational mappers (ORM) the programming of persistence layers became easier and less error prone. ORMs store objects in SQL databases by interpreting the […]
More DetailsThe picture on the right side show the relationships between the different test levels. The tests are a kind of test stages in green field projects. Usually, the […]
More DetailsThere is a latent conflict in software development. I experienced it several times in different contexts. It is no always obvious, but nevertheless it is there… There are […]
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