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What’s the best way to check if a file exists in C++? (cross platform)
...his using standard c++ libs? Preferably without trying to open the file at all.
10 Answers
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How can I remove an element from a list, with lodash?
...eturn an element if the predicate is true. Your implementation will return all unwanted elements instead of those you want to keep
– Xeltor
Jun 14 '17 at 19:26
5
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libxml/tree.h no such file or directory
...wered Sep 15 '09 at 18:21
Matt BallMatt Ball
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How to do date/time comparison
...Go? I have to sort data based on date and time - independently. So I might allow an object that occurs within a range of dates so long as it also occurs within a range of times. In this model, I could not simply just select the oldest date, youngest time/latest date, latest time and Unix() seconds c...
How to call Base Class's __init__ method from the child class? [duplicate]
... If you pass BaseClass to super, it'll skip over BaseClass and call object.__init__, which is almost certainly not what you want.
– abarnert
Oct 6 '13 at 7:29
1
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Writing your own STL Container
...or_tag,std::random_access_iterator_tag. Also note that the below is technically more strict than required, but this is the idea. Note that the vast majority of the "standard" functions are technically optional, due to the awesomeness that is iterators.
template <class T, class A = std::allocator...
How to import a Python class that is in a directory above?
...on __file__ to find out the parent directory (a couple of os.path.dirname calls will do;-), then (if that directory is not already on sys.path) prepend temporarily insert said dir at the very start of sys.path, __import__, remove said dir again -- messy work indeed, but, "when you must, you must" (a...
How to make the python interpreter correctly handle non-ASCII characters in string operations?
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You actually only need # coding: utf-8. -*- is not for decoration, but you are unlikely to ever need it. I think it was there for old shells.
– fmalina
May 9 '13 at 13:40
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How to save an image locally using Python whose URL address I already know?
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Python 2
Here is a more straightforward way if all you want to do is save it as a file:
import urllib
urllib.urlretrieve("http://www.digimouth.com/news/media/2011/09/google-logo.jpg", "local-filename.jpg")
The second argument is the local path where the file should be s...
android studio 0.4.2: Gradle project sync failed error
...e folder in the user home directory
Restart Android Studio let it download all the Gradle stuff it needs
Gradle build success !
Rebuild project.... success !
Out of curiousity I compared the structure of the old .gradle and the new one... they were pretty different !
So I'll see how 0.4.2 goes :...