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When and why would you seal a class?
...security class's definition? Even if the answer would be "yes", this would ideally be a compiler option i.e. "generate optimized code for all non-sealed classes", rather than having us developers to alter code base.
– RayLuo
May 2 '17 at 21:15
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How is “=default” different from “{}” for default constructor and destructor?
...y posted this as a question only about destructors, but now I'm adding consideration of the default constructor. Here's the original question:
...
Websocket API to replace REST API?
...r more than just realtime features is very appealing.
I am seriously considering moving my app from a RESTful architecture to more of an RPC style via websockets. This is not a "toy app", and I'm not talking about only realtime features, so I do have reservations. But I see many benefits in going ...
How to use GNU Make on Windows?
...ff-by: Johannes Schindelin
Git for Windows jumps through hoops to provide a development environment that allows to build Git and to run its test suite.
To that end, an entire MSYS2 system, including GNU make and GCC is offered as "the Git for Windows SDK".
It does come at a price: an in...
WPF Button with Image
...ckPanel and add the image as content of the button to get this working. I didn't test it, but maybe this is the way to go if one wants an image and the text.
– Onsokumaru
Dec 6 '19 at 14:05
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Named regular expression group “(?Pregexp)”: what does “P” stand for?
... mine: I've always thought it stood for Python. That may sound pretty stupid -- what, P for Python?! -- but in my defense, I vaguely remembered this thread [emphasis mine]:
Subject: Claiming (?P...) regex syntax extensions
From: Guido van Rossum (gui...@CNRI.Reston.Va.US)
Date: Dec 1...
Catching error codes in a shell pipe
...end to a 4-part or N-part pipeline.
Simple experimentation with 'set -e' didn't help.
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What is the difference between `sorted(list)` vs `list.sort()`?
...5244, 2.8019039630889893, 2.849375009536743]
After some feedback, I decided another test would be desirable with different characteristics. Here I provide the same randomly ordered list of 100,000 in length for each iteration 1,000 times.
import timeit
setup = """
import random
random.seed(0)
l...
Xcode doesn't show the line that causes a crash
...g. Do the following [in Xcode 4]:
In the Project Navigator on the left side of Xcode, click on the breakpoint navigator (almost all the way to the right hand side of the top button bar. The icon looks like a fat right arrow).
At the bottom of the navigator, click the "+" button.
Click "Add Excep...
ASP.NET: This method cannot be called during the application's pre-start initialization stage
...It automatically defines security and membership rules so you have to override them before you add custom ones. Tricky.
– Jonathan Allen
May 25 '11 at 8:46
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