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How do I get logs/details of ansible-playbook module executions?
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edited Apr 3 '16 at 2:31
techraf
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Resolve build errors due to circular dependency amongst classes
I often find myself in a situation where I am facing multiple compilation/linker errors in a C++ project due to some bad design decisions (made by someone else :) ) which lead to circular dependencies between C++ classes in different header files (can happen also in the same file) . But fortunately...
How to get a reference to a module inside the module itself?
How can I get a reference to a module from within that module? Also, how can I get a reference to the package containing that module?
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Best way to do multiple constructors in PHP
You can't put two __construct functions with unique argument signatures in a PHP class. I'd like to do this:
21 Answers
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Using $_POST to get select option value from HTML
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Use this way:
$selectOption = $_POST['taskOption'];
But it is always better to give values to your <option> tags.
<select name="taskOption">
<option value="1">First</option>
<option value="2">Second</option>
<option value="3">Third&...
How do I check which version of NumPy I'm using?
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edited Apr 22 '16 at 14:21
David Stansby
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What is getattr() exactly and how do I use it?
...e getattr() function . The problem is that I still can't grasp the idea of its usage. The only thing I understand about getattr() is that getattr(li, "pop") is the same as calling li.pop .
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How to find the installed pandas version
I am having trouble with some of pandas functionalities. How do I check what is my installation version?
6 Answers
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What's the difference between echo, print, and print_r in PHP?
...play strings. The differences are subtle: print has a return value of 1 so it can be used in expressions whereas echo has a void return type; echo can take multiple parameters, although such usage is rare; echo is slightly faster than print. (Personally, I always use echo, never print.)
var_dump pr...
How are Python's Built In Dictionaries Implemented?
...lt in dictionary type for python is implemented? My understanding is that it is some sort of hash table, but I haven't been able to find any sort of definitive answer.
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