Oracle Tutoring, Campbell River, BC
(250) 203-6544 (text) or (250) 830-0295 (talk)
Self-tutoring about Python: the tutor continues about reloading a module. In my post from July 24, 2021, I mention import importlib, then importlib.reload(moduleA) in Python. This might be done if you’ve changed moduleA. In my experience, if you tried to …
Self-tutoring about Python: the tutor mentions a favourite test of his. In any programming language, I like to discover how to test the existence of a variable. It’s more straightforward in some than others. Python really shines in this regard, …
Self-tutoring about file conversions: the tutor mentions a utility he uses. I don’t have much proprietary software. Yet, there’re times when people insist on pdfs. What to do? One option – probably the best I know so far – is …
Self-tutoring about Python: the tutor mentions an error he encountered. I ran across TypeError: ‘str’ obj is not callable in the repl when testing a class. It happened when I tried something like str(Obj), which should work. Yet, it won’t …
Self-tutoring about comp sci: the tutor mentions namespaces and directories. A namespace, from a very broad point of view, is a top-level category under which other entities can be placed. Let’s imagine you have two namespaces, called magnet and cat, …
Self-tutoring about computer use: the tutor mentions the Break key. I read the instruction to stop an app by the combination Ctrl-Break. Trouble is, this computer’s keyboard doesn’t have a Break key. What to do? Apparently, Ctrl-C can accomplish the …
Self-tutoring about Python, but also life: the tutor reflects…. I’ve been working on a second degree the past couple of years. I’m done now, but for a work experience course. I’ll share more about that in coming posts. One language …
Self-tutoring about Python: shallow copy vs deep copy. A deep copy is a new object: if you change its source, the deep copy won’t change. However, if you change the source, a shallow copy will change with it, if the …
Self-tutoring about problem solving: the tutor relates a quick story. We have rechargeable phones for our land line: the set came with four phones and three recharging stations. We bought it years ago. Gradually, the phones started to resist recharging. …
Self-tutoring about people and events from the past: the tutor mentions the mansion. Back in the Annapolis Valley, I didn’t live on the base; we lived in a village near it. Many of the local kids had lived there all …