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Need for predictable random generator
... put 1 critical and 4 non-critical hits in a bag. Then you randomize their order in the bag and pick them out one at a time. When the bag is empty, you fill it again with the same values and randomize it. That way you will get in average 1 critical hit per 5 hits, and at most 2 critical and 8 non-cr...
Edit the root commit in Git?
...
Doesn't this mean that, in order for this to work, you need to have the foresight (or be psychic) to make an empty commit right at the very beginning of your project? This seems to be extremely situational, to me, and generally not practical. What do y...
dismissModalViewControllerAnimated deprecated
...
The warning is still there. In order to get rid of it I put it into a selector like this:
if ([self respondsToSelector:@selector(dismissModalViewControllerAnimated:)]) {
[self performSelector:@selector(dismissModalViewControllerAnimated:) withObject:[...
Proper way to renew distribution certificate for iOS
...tton. I click it. I then select "iOS Distribution" and "Continue". Now, in order to create it, I need to "Choose File", meaning upload a CSR file, which I assume can only be generated from xcode.
– Brent212
Aug 21 '19 at 2:25
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Create Generic method constraining T to an Enum
...write a HasAnyFlags<T>(this T it, T other) extension method that was orders of magnitude faster than Enum.HasFlag(Enum) and which type-checked its arguments.
– supercat
Apr 12 '13 at 16:27
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How can I check if a program exists from a Bash script?
...hich is usually a good thing since you probably check for its existence in order to actually use it.
As a simple example, here's a function that runs gdate if it exists, otherwise date:
gnudate() {
if hash gdate 2>/dev/null; then
gdate "$@"
else
date "$@"
fi
}
Alterna...
Should I use #define, enum or const?
...ype.
However, bit members in structs have practical drawbacks. First, the ordering of bits in memory varies from compiler to compiler. In addition, many popular compilers generate inefficient code for reading and writing bit members, and there are potentially severe thread safety issues relating to...
Python assigning multiple variables to same value? list behavior
...omething(1). Sure, likely the object is rebinding an instance attribute in order to implement this method, but that's not what's important; what's important is that you're not assigning anything, you're just mutating the object. And it's the same with a[0]=1.
user570826 asked:
What if we have...
How to get the position of a character in Python?
...for completion, in the case I want to find the extension in a file name in order to check it, I need to find the last '.', in this case use rfind:
path = 'toto.titi.tata..xls'
path.find('.')
4
path.rfind('.')
15
in my case, I use the following, which works whatever the complete file name is:
fil...
How can I change my Cygwin home folder after installation?
...
Footnotes:
Consider moving /etc/passwd and /etc/group out of the way in order to use the new SAM/AD-based mechanism instead.
While it is possible to simply set %HOME% via the Control Panel, it is officially discouraged. Not only does it unceremoniously override the above mechanisms, it doesn't al...