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Which exception should I raise on bad/illegal argument combinations in Python?
...g about the best practices for indicating invalid argument combinations in Python. I've come across a few situations where you have a function like so:
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Is there a version control system for database structure changes?
...k for nearly every database which supports jdbc. Compared to rails it uses xml instead ruby to perform the schema changes. Although I dislike xml for domain specific languages the very cool advantage of xml is that liquibase knows how to roll back certain operations like
<createTable tableName=...
Android: AutoCompleteTextView show suggestions when no text entered
... performFiltering(getText(), 0);
}
}
}
Use it in your xml like this:
<your.namespace.InstantAutoComplete ... />
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Viewing all defined variables [duplicate]
I'm currently working on a computation in python shell. What I want to have is Matlab style listout where you can see all the variables that have been defined up to a point (so I know which names I've used, their values and such).
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CreateProcess error=206, The filename or extension is too long when running main() method
... @PrateekNarendra you'd add it in your ant buildfile (build.xml): ant.apache.org/manual/Tasks/javadoc.html
– Brad Mace
Apr 17 '17 at 14:12
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XPath query to get nth instance of an element
...ael Kay.
There is also a note in the "Abbreviated Syntax" section of the XML Path Language specification http://www.w3.org/TR/xpath/#path-abbrev that provided a clue.
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Get column index from column name in python pandas
In R when you need to retrieve a column index based on the name of the column you could do
7 Answers
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How to send parameters from a notification-click to an activity?
...ag to the Intent you must add "singleTop" in your activity AndroidManifest.xml.
If you use intent extras, remeber to call PendingIntent.getActivity() with the flag PendingIntent.FLAG_UPDATE_CURRENT, otherwise the same extras will be reused for every notification.
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Get exception description and stack trace which caused an exception, all as a string
I've seen a lot of posts about stack trace and exceptions in Python. But haven't found what I need.
11 Answers
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Version number comparison in Python
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Note cmp() has been removed in Python 3: docs.python.org/3.0/whatsnew/3.0.html#ordering-comparisons
– Dominic Cleal
May 12 '14 at 12:59
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