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Append values to a set in Python
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This question is the first one that shows up on Google when one looks up "Python how to add elements to set", so it's worth noting explicitly that, if you want to add a whole string to a set, it should be added with .add(), not .update().
Say you have a string foo_str who...
How to check permissions of a specific directory?
...nk the man page is poorly worded. I scoured it five times before I started googling. I don't want directory 'entries' (thing 'entered' into directories? Like their files and sub-directories?) nor their 'contents' (they sound like the same concept to me), I want the directories themselves.
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How to print like printf in Python3?
...rmat specifiers with interpolation. Something I've been working on while I googled this (and came across this old question!):
print(f'{account:40s} ({ratio:3.2f}) -> AUD {splitAmount}')
PEP 498 has the details. And... it sorted my pet peeve with format specifiers in other langs -- allows for s...
python max function using 'key' and lambda expression
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Just for the people who came here by googling "max key parameter". max(lis, key=lambda x:int(x)) can be simplified as max(lis, key=int). Python has a built-in function, int(). Similarly you can use any other built-in functions as a key argument. For instance you...
HttpUtility does not exist in the current context
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Agrega System.web a las referencias del proyecto.
[Edit]
According to Google Translate, this translates to:
Add System.Web to the project references.
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When is the thread pool used?
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Do rails rake tasks provide access to ActiveRecord models?
...ask to the current environment? what is the current value of :environment? google is not helping.
– Scott Coates
Oct 18 '12 at 2:29
12
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What is the most robust way to force a UIView to redraw?
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I had the same problem, and all the solutions from SO or Google didn't work for me. Usually, setNeedsDisplay does work, but when it doesn't...
I've tried calling setNeedsDisplay of the view just every possible way from every possible threads and stuff - still no success. We know, a...
commandButton/commandLink/ajax action/listener method not invoked or input value not set/updated
...submitted values and/or update the model values, and you aren't seeing any googlable exceptions and/or warnings in the server log, also not when you configure an ajax exception handler as per Exception handling in JSF ajax requests, nor when you set below context parameter in web.xml,
<context-pa...
How to break out of jQuery each Loop
...wer is incorrect plus this is the first StackOverflow thread returned from Google regarding this question.
To break out of a $.each you must use return false;
Here is a Fiddle proving it:
http://jsfiddle.net/9XqRy/
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