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Get size of all tables in database
...with filtered indexes: For each filtered index for a given table, I see an extra row with that tables's name in the results. The "RowCounts" of each of those extra rows corresponds to the number of rows covered by one of the filtered indexes. (on Sql2012)
– Akos Lukacs
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When is SQLiteOpenHelper onCreate() / onUpgrade() run?
...atabase file.
catch is the constructor
SQLiteOpenHelper(Context context, String name, SQLiteDatabase.CursorFactory factory, int version)
So when the database helper constructor is called with a name (2nd param), platform checks if the database exists or not and if the database exists, it gets th...
How can I make a div not larger than its contents?
... not need shrink-to-fit element as often as one may think. Why do you need extra div around your table? Maybe table caption is all you need.
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mmap() vs. reading blocks
...into your process. It's as if you memory mapped it yourself except with an extra copy step.
– Chris Smith
Oct 26 '08 at 21:53
6
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How do I disable “missing docstring” warnings at a file-level in Pylint?
Pylint throws errors that some of files are missing docstrings. I try and add docstrings to each class, method and function but it seems that Pylint also checks that files should a docstring at the beginning of it. Can i disable this somehow? I would like to be notified of a docstring is missing ins...
How to return a string value from a Bash function
I'd like to return a string from a Bash function.
18 Answers
18
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How do I format a string using a dictionary in python-3.x?
I am a big fan of using dictionaries to format strings. It helps me read the string format I am using as well as let me take advantage of existing dictionaries. For example:
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How to limit the amount of concurrent async I/O operations?
... client = new HttpClient();
var html = await client.GetStringAsync(url);
}
finally
{
throttler.Release();
}
}));
}
// won't get here until all urls have been put into tasks
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Alphabet range in Python
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>>> import string
>>> string.ascii_lowercase
'abcdefghijklmnopqrstuvwxyz'
If you really need a list:
>>> list(string.ascii_lowercase)
['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', ...
jquery stop child triggering parent event
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Or, rather than having an extra event handler to prevent another handler, you can use the Event Object argument passed to your click event handler to determine whether a child was clicked. target will be the clicked element and currentTarget will be t...