Memory leaks in Symfony2 Doctrine EntityManager

must gather this info for future reference. Critical for migrations, batch updates, long jobs http://www.doctrine-project.org/blog/doctrine2-batch-processing.html https://coderwall.com/p/awzjhw wait for it….


Brainstorming

Wikipedia defines brainstorming as “a group or individual creativity technique by which efforts are made to find a conclusion for a specific problem by gathering a list of ideas spontaneously contributed by its members.” The concept of brainstorming was popularized by Alex Faickney Osborn’s book, Applied Imagination, published in 1953.


Diff output explainations

Source: http://blog.linuxacademy.com/linux/introduction-using-diff-and-patch/ [..] The 1c1 is a way of indicating line numbers and specifying what should be done. Note that those line numbers can also be line ranges (12,15 means line 12 to line 15). The “c” tells patch to replace the content of the lines. Two other characters with a meaning exist: “a” and […]


Agile modeling

Some keyphrases from the book “Agile Modeling”, Scott W. Ambler, 2002

This book is not how to model, but how to model in agile enviroments.


VirtualBox VM CLONE

Κλώνο κάνουμε από το Details -> πατάμε το εικονίδιο με το πρόβατο και φτιαχνει ενα νεο vdi. Αυτό το αντιγράφουμε στον άλλο υπολογιστή και φτιάχνουμε νέα vm και στο τρίτο (και τελευταίο βήμα) του λέμε use existing virtual hard drive και διαλέγουμε το vdi που μεταφέραμε. Σημαντικό για να παίξει το networking: Όταν μεταφέρεις κλώνο […]