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How to implement a good __hash__ function in python [duplicate]
..._, you can just cache the value in __hash__. That way if __hash__ is never called, you didn't waste either time or memory. I assume checking whether the value has been already cached isn't expensive is it? (Not sure if it's best through exception or explicit if).
– max
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Sequelize, convert entity to plain object
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As CharlesA notes in his answer, .values() is technically deprecated, though this fact isn't explicitly noted in the docs. If you don't want to use { raw: true } in the query, the preferred approach is to call .get() on the results.
.get(), however, is a method of an instanc...
XSD: What is the difference between xs:integer and xs:int?
...th the fractionDigits facet set to zero and with a lexical space which forbids the decimal point and trailing zeroes which would otherwise be legal. It has no minimum or maximum value, though implementations running in machines of finite size are not required to be able to accept arbitrarily large ...
Converting stream of int's to char's in java
...ther it's -1 or not)... but it's normally more efficient and convenient to call read(char[], int, int) to read a whole block of text at a time. Don't forget to check the return value though, to see how many characters have been read.
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getting type T from IEnumerable
... Or even worse write a method with yield returns and try to call GetType on a variable created with this method. It will tell you that it is not event a generic type. So basically there is no universal way to get T given an instance variable of type IEnumerable<T>
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TDD/BDD screencast/video resources [closed]
...Agile screencasts and I'm looking for more material of similar scope. Basically, I'm looking for screencasts that present TDD/BDD process while developing somewhat "real life" applications (or parts of them) - so no 20 minute intros please. I'm surprised not to find anything like that though. If yo...
How do I log errors and warnings into a file?
....log");
You can customize error handling with your own error handlers to call this function for you whenever an error or warning or whatever you need to log occurs.
For additional information, please refer to the Chapter Error Handling in the PHP Manual
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Accessing elements of Python dictionary by index
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How could one do this dynamically without knowing the depth of the elements?
– Ethan Bierlein
May 10 '15 at 2:57
3
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UTF-8: General? Bin? Unicode?
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You are right, the exact difference is not provided here for sake of simplicity. I've added a link to a post with the exact difference.
– Sagi
Sep 16 '11 at 16:43
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Split string in Lua?
...:sub(last_end)
table.insert(Table, cap)
end
return Table
end
Call it like:
list=split(string_to_split,pattern_to_match)
e.g.:
list=split("1:2:3:4","\:")
For more go here:
http://lua-users.org/wiki/SplitJoin
...