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Count character occurrences in a string in C++
How can I count the number of "_" in a string like "bla_bla_blabla_bla" ?
13 Answers
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PATH issue with pytest 'ImportError: No module named YadaYadaYada'
I used easy_install to install pytest on a mac and started writing tests for a project with a file structure likes so:
20 A...
How do I add custom field to Python log format string?
... pass the extra info with every logging call:
import logging
extra = {'app_name':'Super App'}
logger = logging.getLogger(__name__)
syslog = logging.StreamHandler()
formatter = logging.Formatter('%(asctime)s %(app_name)s : %(message)s')
syslog.setFormatter(formatter)
logger.setLevel(logging.INFO)
l...
How to read json file into java with simple JSON library
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45
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Calling Objective-C method from C++ member function?
...hat C++ class a objective-C function [context renderbufferStorage:GL_RENDERBUFFER fromDrawable:(CAEAGLLayer*)self.layer]; which I cannot do in C++ syntax.
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Passing Data between View Controllers
...oller:viewControllerB animated:YES];
References
Using Delegation to Communicate With Other View Controllers in the View Controller Programming Guide
Delegate Pattern
NSNotification center
It's another way to pass data.
// add observer in controller(s) where you want to receive data
[[NSNo...
How to get the concrete class name as a string? [duplicate]
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instance.__class__.__name__
example:
>>> class A():
pass
>>> a = A()
>>> a.__class__.__name__
'A'
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Unmangling the result of std::type_info::name
... calling function. This should be relatively easy, standard C++ has a type_info class. This contains the name of the typeid'd class/function/etc. but it's mangled. It's not very useful. I.e. typeid(std::vector<int>).name() returns St6vectorIiSaIiEE .
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Swift - Split string over multiple lines
...reach too many 'continued' lines in Swift (as of Xcode 6.2 beta), where it complains the expression is "too complex to be solved in a reasonable amount of time" and to consider breaking it down to simpler expressions. That's ugly but easy enough to accomplish, just wrap sections in parens.
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