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Python: Is it bad form to raise exceptions within __init__?
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Raising exceptions within __init__() is absolutely fine. There's no other good way to indicate an error condition within a constructor, and there are many hundreds of examples in the standard library where building an object can raise an exception.
The error class to r...
Is there a way to quickly capitalize the variable name in Eclipse
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Windows
After you press Alt+Shift+R as mentioned by kostja, you can select the text you want to change, then
Ctrl+Shift+Y for lowercase, or
Ctrl+Shift+X for uppercase.
Mac OS
Cmd+Shift+Y lowercase
Cmd+Shift+X uppercase
There is no in...
pandas read_csv and filter columns with usecols
...ich isn't coming in correctly with pandas.read_csv when I filter the columns with usecols and use multiple indexes.
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What is the difference between user variables and system variables?
What is the difference between user variables such as PATH , TMP , etc. and system variables?
5 Answers
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Why isn't textarea an input[type=“textarea”]?
Why is there an element <textarea> instead of <input type="textarea"> ?
5 Answers
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How to add global ASP.Net Web Api Filters?
I've created a Web Api filter (using System.Web.Http.Filters.ActionFilterAttribute ) but I am unable to get it to work inside of ASP.Net MVC 4. I tried adding it to the RegisterGlobalFilters() method but that didn't work.
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Maximum concurrent Socket.IO connections
This question has been asked previously but not recently and not with a clear answer.
5 Answers
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How can I open Windows Explorer to a certain directory from within a WPF app?
In a WPF application, when a user clicks on a button I want to open the Windows explorer to a certain directory, how do I do that?
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How do I interpret precision and scale of a number in a database?
I have the following column specified in a database: decimal(5,2)
3 Answers
3
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How to check if a value exists in a dictionary (python)
...t;>> d = {'1': 'one', '3': 'three', '2': 'two', '5': 'five', '4': 'four'}
>>> 'one' in d.values()
True
Out of curiosity, some comparative timing:
>>> T(lambda : 'one' in d.itervalues()).repeat()
[0.28107285499572754, 0.29107213020324707, 0.27941107749938965]
>>> T...