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How to get object size in memory? [duplicate]
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i dont think anyone cares about getting the exact amount of memory consumption but this is fast and gives a good estimate, hence the "this may not be accurate but its close enough for me". why don't you haters come up with something solid?
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How do I pass a method as a parameter in Python
...ose arguments from somewhere. For instance, if method1 is supposed to take one argument:
def method1(self, spam):
return 'hello ' + str(spam)
then you could write method2 to call it with one argument that gets passed in:
def method2(self, methodToRun, spam_value):
return methodToRun(spam_va...
What is difference between CrudRepository and JpaRepository interfaces in Spring Data JPA?
...context and deleting records in a batch.
Because of the inheritance mentioned above, JpaRepository will have all the functions of CrudRepository and PagingAndSortingRepository. So if you don't need the repository to have the functions provided by JpaRepository and PagingAndSortingRepository , use...
Namespace and class with the same name?
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You can get yourself into situations where you think you are referring
to one thing but in fact are referring to something else. Suppose you
end up in this unfortunate situation: you are writing Blah.DLL and
importing Foo.DLL and Bar.DLL, which, unfortunately, both have a type
called Foo:
// Foo.DL...
Why does i = i + i give me 0?
...483648. Also, you say "it always prints 0". It does not, because http://ideone.com/WHrQIW. Below, these 8 numbers show the point at which it pivots and overflows. It then starts to print 0s. Also, don't be surprised how fast it calculates, the machines of today are rapid.
268435456
536870912
10737...
What's the difference between passing by reference vs. passing by value?
...put/inout arguments" in languages where a function cannot return more than one value.
The meaning of "reference" in "pass by reference". The difference with the general "reference" term is is that this "reference" is temporary and implicit. What the callee basically gets is a "variable" that is som...
Test whether a glob has any matches in bash
...et pre-expanded into matches.
Exit status is:
1 for no-match,
0 for 'one or more matches'
stdout is a list of files matching the glob.
I think this is the best option in terms of conciseness and minimizing potential side effects.
UPDATE: Example usage requested.
if compgen -G "/tmp/someFil...
What is more efficient: Dictionary TryGetValue or ContainsKey+Item?
...ely :) i was just pointing out that the actual source is available now. none of the other answers/etc had a link to the actual source :D
– John Gardner
Jun 3 '16 at 17:32
1
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What blocks Ruby, Python to get Javascript V8 speed? [closed]
...t blocks Ruby, Python to get Javascript V8 speed?
Nothing.
Well, okay: money. (And time, people, resources, but if you have money, you can buy those.)
V8 has a team of brilliant, highly-specialized, highly-experienced (and thus highly-paid) engineers working on it, that have decades of experienc...
Why do people use Heroku when AWS is present? What distinguishes Heroku from AWS? [closed]
...ecture, such as choosing the OS, software version, etc. There is more than one backend layer.
Elastic Beanstalk is a feature similar to Heroku's PAAS.
Can use the automated deployment, or roll your own.
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