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Accessing class variables from a list comprehension in the class definition
How do you access other class variables from a list comprehension within the class definition? The following works in Python 2 but fails in Python 3:
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Is .NET/Mono or Java the better choice for cross-platform development? [closed]
......Java is actually more portable. Mono isn't implemented everywhere, and it lags behind the Microsoft implementation significantly. The Java SDK seems to stay in better sync across platforms (and it works on more platforms).
I'd also say Java has more tool availability across all those platfor...
How does LMAX's disruptor pattern work?
...ed to read their paper. I understand there is a ring buffer involved, that it is initialized as an extremely large array to take advantage of cache locality, eliminate allocation of new memory.
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What is the purpose of double curly braces in React's JSX syntax?
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It's just an object literal inlined in the prop value. It's the same as
var obj = {__html: rawMarkup};
<span dangerouslySetInnerHTML={obj} />
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Create Generic method constraining T to an Enum
...on("T must be an enumerated type");
}
//...
}
This will still permit passing of value types implementing IConvertible. The chances are rare though.
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Else clause on Python while statement
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The else clause is only executed when your while condition becomes false. If you break out of the loop, or if an exception is raised, it won't be executed.
One way to think about it is as an if/else construct with respect to the condition:
if condition:
handle_true()
e...
Underscore vs Double underscore with variables and methods [duplicate]
... E.g.
from M import *
does not import objects whose name starts with an underscore.
single_trailing_underscore_: used by convention to avoid conflicts with Python keyword, e.g.
Tkinter.Toplevel(master, class_='ClassName')
__double_leading_underscore: when naming a class attribute,...
Breadth First Vs Depth First
...ese two terms differentiate between two different ways of walking a tree.
It is probably easiest just to exhibit the difference. Consider the tree:
A
/ \
B C
/ / \
D E F
A depth first traversal would visit the nodes in this order
A, B, D, C, E, F
Notice that you go all the w...
Difference between style = “position:absolute” and style = “position:relative”
Can any one tell me the Difference between style = "position:absolute" and style = "position:relative" and how they differ in case I add it to div / span / input elements?
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How do I use the conditional operator (? :) in Ruby?
How is the conditional operator ( ? : ) used in Ruby?
7 Answers
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