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First-time database design: am I overengineering? [closed]
...doxy here. This is a reporting server you are building, not a transaction based application backend, which would have a much different profile with respect to the importance of performance or normalization. A database backing a live signup and scheduling application has to be mindful of queries th...
How do I write good/correct package __init__.py files
...t imports are good things, and I strong suggest reconsidering any approach based on systematically bypassing either or both concepts!-)
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Why is arr = [] faster than arr = new Array?
...on so you can understand how much more (or less) processing is required.
Based on the above tokens, we know as a fact ARRAY_INIT will always produce an array. We therefore simply create an array and populate it. As far as ambiguity, the lexical analysis stage has already distinguished ARRAY_INIT...
Convert blob URL to normal URL
... I get a Not allowed to navigate top frame to data URL: data:text/plain;base64,... error. I get the data, but the window.location it is not allowed...
– loretoparisi
Apr 24 '18 at 14:22
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How do I add a tool tip to a span element?
...ning the tooltip, just use the attribute selector and change the placement based on the attribute's value.
Example here (with code) / Full screen example
Full CSS used in the example - customize this to your needs.
[data-tooltip] {
display: inline-block;
position: relative;
cursor: he...
How to avoid explicit 'self' in Python?
...
One extreme example: you can write a class without any knowledge of what base classes it might have, and always know whether you are accessing a member or not:
class A(some_function()):
def f(self):
self.member = 42
self.method()
That's the complete code! (some_function returns the t...
Differences between Octave and MATLAB? [closed]
... management systems, report generation, a much larger community & user base, etc. etc. etc. MATLAB is only a small part of something much larger. Octave is...just Octave.
So, my advice:
Find out if your school will pay for MATLAB. Often they will.
If they don't, and if you can scrape togeth...
How to implement common bash idioms in Python? [closed]
...workarounds implanted in the OS. The novelty of microtools (awk, sed, top, base, etc) wore off the day everybody decided to roll their own version. I cringe when I imagine the amount of man-hours wasted on crappy little tools that could easy be replaced by a couple well designed Python modules. ::si...
WaitAll vs WhenAll
...ception : Exception
{
public CustomException(String message) : base(message)
{ }
}
static void WaitAndThrow(int id, int waitInMs)
{
Console.WriteLine($"{DateTime.UtcNow}: Task {id} started");
Thread.Sleep(waitInMs);
throw new CustomException(...
Easiest way to upgrade eclipse 3.7 to 4.2 (Juno)
So since Eclipse juno is based on 4.2 instead of 3.7, what is the easiest way to upgrade to it, short of installing a separate copy of juno and re-installing all my existing plugins from 3.7 into it?
...