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Python: try statement in a single line
Is there a way in python to turn a try/except into a single line?
12 Answers
12
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Circle line-segment collision detection algorithm?
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Taking
E is the starting point of the ray,
L is the end point of the ray,
C is the center of sphere you're testing against
r is the radius of that sphere
Compute:
d = L - E ( Direction vector of ray, from start to end )
f = E ...
How does JavaScript .prototype work?
...tten my fair share of JavaScript code. I never really got my head around this prototype-based programming, does any one know how this works?
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Cache Invalidation — Is there a General Solution?
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What you are talking about is lifetime dependency chaining, that one thing is dependent on another which can be modified outside of it's control.
If you have an idempotent function from a, b to c where, if a and b are the same then c is the same but t...
How can I reliably get an object's address when operator& is overloaded?
...ddressof cannot be used with a pointer to function
In C++ if void func(); is declared, then func is a reference to a function taking no argument and returning no result. This reference to a function can be trivially converted into a pointer to function -- from @Konstantin: According to 13.3.3.2 bot...
Why is volatile needed in C?
Why is volatile needed in C? What is it used for? What will it do?
18 Answers
18
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What is the exact meaning of Git Bash?
...etch , and merge . But I still don't know what Git Bash itself actually is!
4 Answers
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How does JPA orphanRemoval=true differ from the ON DELETE CASCADE DML clause
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orphanRemoval has nothing to do with ON DELETE CASCADE.
orphanRemoval is an entirely ORM-specific thing. It marks "child" entity to be removed when it's no longer referenced from the "parent" entity, e.g. when you remove the child entity from the corresponding collection of the parent entity.
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Why is there a difference in checking null against a value in VB.NET and C#?
In VB.NET this happens:
7 Answers
7
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What is Weak Head Normal Form?
...so I will not consider it here.
Normal form
An expression in normal form is fully evaluated, and no sub-expression could be evaluated any further (i.e. it contains no un-evaluated thunks).
These expressions are all in normal form:
42
(2, "hello")
\x -> (x + 1)
These expressions are not in n...