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How do I create a variable number of variables?
...u are accessing a global variable you can use globals().
>>> a = 10
>>> globals()['a']
10
If you want to access a variable in the local scope you can use locals(), but you cannot assign values to the returned dict.
A better solution is to use getattr or store your variables in ...
Delete files older than 15 days using PowerShell
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_=> what does this underscore mean in Lambda expressions?
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edited May 6 '10 at 4:11
answered May 6 '10 at 4:04
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How can I remove an element from a list, with lodash?
... orad
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answered Jan 22 '14 at 11:17
thefourtheyethefourtheye
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What does “hashable” mean in Python?
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All the answers here have good working explanation of hashable objects in python, but I believ...
Save classifier to disk in scikit-learn
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in python3, use the pickle module, which works exactly like this.
– MCSH
Nov 25 '18 at 7:22
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Setting up two different static directories in node.js Express framework
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answered May 12 '11 at 10:23
Phillip KovalevPhillip Kovalev
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What is the difference between a reference type and value type in c#?
...rence types and value types in this article. I'd be happy to expand on any bits which you find confusing.
The "TL;DR" version is to think of what the value of a variable/expression of a particular type is. For a value type, the value is the information itself. For a reference type, the value is a r...
Clearing a string buffer/builder after loop
...is will clear the buffer
sb.delete(0, sb.length());
}
Another option (bit cleaner) uses setLength(int len):
sb.setLength(0);
See Javadoc for more info:
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