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A first attempt to map the kinds of ropework, meaning every technique and tradition in which one works with rope: from knots and splices to rigging, climbing, netting and decoration. The categories are grouped as main, related and niche, and some are broken down into subcategories further on. The classification is not final, since many categories overlap.
On 5 June 2026 the second meetup of the Greece PostgreSQL User Group took place.
Quite a few statistics and probability textbooks with an introduction to the normal distribution have passed through my hands. They almost always started with the mathematical definition and moved on to the properties and uses of the distribution. For a long time I had not found a book that explained how this formula came about — until at some point a book called Lady Luck fell into my hands which, although old, is a very good introduction to the subject of probability, and in it I found the first clear description of how the normal distribution arises.