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Batch file: Find if substring is in string (not in a file)
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@Gary, since that wasn't one of the requirements of this question, you probably should have asked a different question, perhaps linking back to this one as a reference. There's no shortage of people willing to help out. In fact, you still shoud ask t...
How to compare Unicode characters that “look alike”?
... and you need them to be equal, you need to handle it manually, or replace one char with another before comparison. Or use the following code:
public void Main()
{
var s1 = "μ";
var s2 = "µ";
Console.WriteLine(s1.Equals(s2)); // false
Console.WriteLine(RemoveDiacritics(s1).Equal...
Getting the name of a variable as a string
...ossible without recursively walking the tree of named objects; a name is a one-way reference to an object. A common or garden-variety Python object contains no references to its names. Imagine if every integer, every dict, every list, every Boolean needed to maintain a list of strings that represent...
python generator “send” function purpose?
Can someone give me an example of why the "send" function associated with Python generator function exists? I fully understand the yield function. However, the send function is confusing to me. The documentation on this method is convoluted:
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Clearing all cookies with JavaScript
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Nice one, but after experimenting, I found that a site can have only one cookie without =, and then it is a nameless cookie, you get its value actually. So if eqPos == 1, you should do name = "" instead, to erase the nameless valu...
Determine if 2 lists have the same elements, regardless of order? [duplicate]
... using sets.
Empirical Experiment
An empirical experiment concludes that one should prefer set, then sorted. Only opt for Counter if you need other things like counts or further usage as a multiset.
First setup:
import timeit
import random
from collections import Counter
data = [str(random.rand...
What is the convention for word separator in Java package names?
How should one separate words in package names? Which of the following are correct?
6 Answers
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Is 'switch' faster than 'if'?
... optimizations a compiler can make on a switch. I don't think the oft-mentioned "jump-table" is a very useful one though, as it only works when the input can be bounded some way.
C Pseudocode for a "jump table" would be something like this -- note that the compiler in practice would need to insert ...
What is the __del__ method, How to call it?
...d even then only periodically.
Since you have no guarantee it's executed, one should never put the code that you need to be run into __del__() — instead, this code belongs to finally clause of the try block or to a context manager in a with statement. However, there are valid use cases for __del_...
How to serialize an object to XML without getting xmlns=“…”?
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Adding the namespaces argument to the serializer call alone worked for me to remove the default namespaces. Writing new XmlSerializerNamespaces(new[] {XmlQualifiedName.Empty}) instead of new XmlSerializerNamespaces(new[] {new XmlQualifiedName("", "")}) is an intentionally clearer ...