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Scatterplot with too many points
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If you use an old version of R & ggplot2, you should be able to get it working
– majom
May 3 '19 at 12:40
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How to shuffle a std::vector?
... intermediate array and it needs to know the item type (DeckCard in this example):
6 Answers
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How do I decode HTML entities in Swift?
...s is a[0]["title"] in your case
let encodedString = "The Weeknd <em>‘King Of The Fall’</em>"
guard let data = htmlEncodedString.data(using: .utf8) else {
return
}
let options: [NSAttributedString.DocumentReadingOptionKey: Any] = [
.documentType: NSAttributed...
How can I use break or continue within for loop in Twig template?
...milar behaviour to the built-in break and continue statements like in flat PHP.
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Copy file or directories recursively in Python
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I suggest you first call shutil.copytree, and if an exception is thrown, then retry with shutil.copy.
import shutil, errno
def copyanything(src, dst):
try:
shutil.copytree(src, dst)
except OSError as exc: # python >2.5
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Zero-based month numbering [closed]
...the pointer arithmetic: a[0] == *(a + 0).
– too much php
Sep 21 '09 at 6:31
2
Actually, in comput...
Getting the last argument passed to a shell script
...the last arg that was given was, instead of simply "the last value". For example!: if you provide one single argument, then you call shift, ${@:$#} will produce nothing (because you shifted out the one and only argument!), however, BASH_ARGV will still give you that (formerly) last argument.
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How do I do an OR filter in a Django query?
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There is Q objects that allow to complex lookups. Example:
from django.db.models import Q
Item.objects.filter(Q(creator=owner) | Q(moderated=False))
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Iterating C++ vector from the end to the beginning
...tor moves it backward.)
Now, in theory, your method (using begin()/end() & --i) would work, std::vector's iterator being bidirectional, but remember, end() isn't the last element — it's one beyond the last element, so you'd have to decrement first, and you are done when you reach begin() — ...
Coding Practices which enable the compiler/optimizer to make a faster program
...ents! This can be a huge help for getting around aliasing slowdowns. For example, if your code looks like
void DoSomething(const Foo& foo1, const Foo* foo2, int numFoo, Foo& barOut)
{
for (int i=0; i<numFoo, i++)
{
barOut.munge(foo1, foo2[i]);
}
}
the compiler does...