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When to choose checked and unchecked exceptions
... you don't see any way around it)
There's a very strong case for the opposite: Never use checked exceptions. I'm reluctant to take sides in the debate but there seems to be a broad consensus that introducing checked exceptions was a wrong decision in hindsight. Please don't shoot the messenger and...
How do BitTorrent magnet links work?
...t time google didnt help. (wiki linked to bittorrent.com which is the main site. I Clicked the developers link, notice the bittorrent.org tab on the right then it was easy from there. Its hard finding links when you have no idea what they are labeled and many clicks away).
It seems like all torrent...
How can I perform a str_replace in JavaScript, replacing text in JavaScript?
...erf, you can have different levels of efficiency for creating a regex, but all of them are significantly slower than a simple string replace. The regex is slower because:
Fixed-string matches don't have backtracking, compilation steps, ranges, character classes, or a host of other features that ...
Objective-C ARC: strong vs retain and weak vs assign
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@Pascal: weak references aren't allowed in deployment targets where the os is not 5.0 or higher. So for older projects you can still use assign, but if you move to newer versions you have to switch to weak
– Mattia
Feb...
How to print to console in pytest?
...
Using -s option will print output of all functions, which may be too much.
If you need particular output, the doc page you mentioned offers few suggestions:
Insert assert False, "dumb assert to make PyTest print my stuff" at the end of your function, and you...
Rename a git submodule
...5/rename-git-submodule If so, please make sure to give attribution to that site in your answer.
– George Stocker
May 6 '13 at 16:17
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CSS Input with width: 100% goes outside parent's bound
...100%; did not, box-sizing: border-box; did not. I imagine putting my whole site into a container and giving it padding would work, but I don't want to have to do that just for this simple fix.
– SUM1
May 31 at 12:53
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The tilde operator in Python
...a unary operator (taking a single argument) that is borrowed from C, where all data types are just different ways of interpreting bytes. It is the "invert" or "complement" operation, in which all the bits of the input data are reversed.
In Python, for integers, the bits of the twos-complement repr...
How do I create a constant in Python?
.... This is the closest equivalent to Java's final. However, it does not actually prevent reassignment:
from typing import Final
a: Final = 1
# Executes fine, but mypy will report an error if you run mypy on this:
a = 2
sha...
Computed read-only property vs function in Swift
...ies that are merely functions of the state. You save typing () at the call site, but risk losing clarity in your code.
As a trivial example, consider the following vector type:
struct Vector {
let x, y: Double
func length() -> Double {
return sqrt(x*x + y*y)
}
}
By declari...