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How to reliably open a file in the same directory as a Python script
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edited Sep 17 at 5:17
Hubert Grzeskowiak
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How do API Keys and Secret Keys work? Would it be secure if I have to pass my API and secret keys to
...and, if the result is greater than ten, subtracts ten. So f(2) = 5, f(8) = 1, etc. Now, we can make another function, call it f', that goes backwards, by adding seven instead of three. f'(5) = 2, f'(1) = 8, etc.
That's an example of a two-way function and its inverse. Theoretically, any mathematica...
What are good uses for Python3's “Function Annotations”
Function Annotations: PEP-3107
12 Answers
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Rails 4: before_filter vs. before_action
..._filters syntax are deprecated in Rails 5.0 and will be removed in Rails 5.1
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How to install therubyracer gem on 10.10 Yosemite?
I don't manage to install therubyracer gem on Yosemite 10.10.
18 Answers
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How to list imported modules?
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import sys
sys.modules.keys()
An approximation of getting all imports for the current module...
Creating PHP class instance with a string
...ther cool stuff you can do in php are:
Variable variables:
$personCount = 123;
$varname = 'personCount';
echo $$varname; // echo's 123
And variable functions & methods.
$func = 'my_function';
$func('param1'); // calls my_function('param1');
$method = 'doStuff';
$object = new MyClass();
$obj...
How can I pad an int with leading zeros when using cout
I want cout to output an int with leading zeros, so the value 1 would be printed as 001 and the value 25 printed as 025 . How can I do this?
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