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What is the correct way to document a **kwargs parameter?
...might use me is
>>> print public_fn_with_googley_docstring(name='foo', state=None)
0
BTW, this always returns 0. **NEVER** use with :class:`MyPublicClass`.
"""
return 0
Though you asked about sphinx explicitly, I would also point to the Google Python Style Guide. Their docstring examp...
How can I pass a member function where a free function is expected?
...ext! i0=" << i0 << " i1=" << i1 << "\n";
}
struct foo {
void member(int i0, int i1) {
std::cout << "member function: this=" << this << " i0=" << i0 << " i1=" << i1 << "\n";
}
};
void forwarder(void* context, int i0, ...
How to remove an element from a list by index
...essence, this works with any object whose class definition is like:
class foo(object):
def __init__(self, items):
self.items = items
def __getitem__(self, index):
return foo(self.items[index])
def __add__(self, right):
return foo( self.items + right.items )
T...
Reverse a string in Python
...tep)
string[slice_obj]
A readable approach:
While ''.join(reversed('foo')) is readable, it requires calling a string method, str.join, on another called function, which can be rather relatively slow. Let's put this in a function - we'll come back to it:
def reverse_string_readable_answer(str...
(Built-in) way in JavaScript to check if a string is a valid number
...10000') // false (This translates to Infinity, which is a number)
isNaN('foo') // true
isNaN('10px') // true
Of course, you can negate this if you need to. For example, to implement the IsNumeric example you gave:
function isNumeric(num){
return !isNaN(num)
}
To convert a string ...
Why is “except: pass” a bad programming practice?
...xample, if you know you might get a value-error on a conversion:
try:
foo = operation_that_includes_int(foo)
except ValueError as e:
if fatal_condition(): # You can raise the exception if it's bad,
logging.info(e) # but if it's fatal every time,
raise # you pro...
How do I get the name of a Ruby class?
...ce the class of a class is Class. Instead, you can just use name:
module Foo
class Bar
def self.say_name
puts "I'm a #{name}!"
end
end
end
Foo::Bar.say_name
output:
I'm a Foo::Bar!
share
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What is the best way to exit a function (which has no return value) in python before the function en
...
I would suggest:
def foo(element):
do something
if not check: return
do more (because check was succesful)
do much much more...
share
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How can I copy the output of a command directly into my clipboard?
...Jan 24 23:00:00 EST 2017
$ cb | cat
Tue Jan 24 23:00:00 EST 2017
$ cb > foo
$ cat foo
Tue Jan 24 23:00:00 EST 2017
Chaining
$ date | cb | tee updates.log
Tue Jan 24 23:11:11 EST 2017
$ cat updates.log
Tue Jan 24 23:11:11 EST 2017
# clipboard contains: Tue Jan 24 23:11:11 EST 2017
Copy via fi...
Java: Calling a super method which calls an overridden method
...to be some confusion. Let me try a different explanation.
When you invoke foo(), you actually invoke this.foo(). Java simply lets you omit the this. In the example in the question, the type of this is SubClass.
So when Java executes the code in SuperClass.method1(), it eventually arrives at this.m...