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What does if __name__ == “__main__”: do?
...eads a source file, it does two things:
it sets a few special variables like __name__, and then
it executes all of the code found in the file.
Let's see how this works and how it relates to your question about the __name__ checks we always see in Python scripts.
Code Sample
Let's use a slightly ...
How to easily initialize a list of Tuples?
I love tuples . They allow you to quickly group relevant information together without having to write a struct or class for it. This is very useful while refactoring very localized code.
...
Detecting value change of input[type=text] in jQuery
...ction every time the value of a specific input box changes. It almost works with $('input').keyup(function) , but nothing happens when pasting text into the box, for example. $input.change(function) only triggers when the input is blurred, so how would I immediately know whenever a text box has...
Case preserving substitute in Vim
...answered Apr 17 '14 at 22:59
Mark LodatoMark Lodato
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Are parameters in strings.xml possible? [duplicate]
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Christopher OrrChristopher Orr
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add...
Rails new vs create
...s a new unsaved record and renders the form.
An HTTP POST to /resources takes the record created as part of the new action and passes it to the create action within the controller, which then attempts to save it to the database.
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Passing a Bundle on startActivity()?
...his, Example.class);
Bundle extras = mIntent.getExtras();
extras.putString(key, value);
2) Create a new Bundle
Intent mIntent = new Intent(this, Example.class);
Bundle mBundle = new Bundle();
mBundle.putString(key, value);
mIntent.putExtras(mBundle);
3) Use the putExtra() shortcut method of t...
Replacing some characters in a string with another character
I have a string like AxxBCyyyDEFzzLMN and I want to replace all the occurrences of x , y , and z with _ .
5 Answers
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Convert char to int in C and C++
...0, '1' -> 1, etc, you can write
char a = '4';
int ia = a - '0';
/* check here if ia is bounded by 0 and 9 */
Explanation:
a - '0' is equivalent to ((int)a) - ((int)'0'), which means the ascii values of the characters are subtracted from each other. Since 0 comes directly before 1 in the ascii ...
Can I mix Swift with C++? Like the Objective-C .mm files
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Slipp D. Thompson
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answered Jun 4 '14 at 16:35
Rob NapierRob Napier
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