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Converting strings to floats in a DataFrame
...s. And there is another column whose values are strings and floats; how to convert this entire column to floats.
6 Answers...
Select mySQL based only on month and year
... It is index friendly, but strtotime gives you int and you need to convert it to date for mysql first.
– piotrm
Feb 1 '12 at 23:26
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Entity Framework select distinct name
... Hi, when I do this on a table, I get an error -> cannot convert string to IEnumreable.. can you show me how to get a list so I can populate a drop down list, with distinct values from a table column containing NVARCHAR in EF DB.
– aggie
Oct 2...
How to set a default value for an existing column
...exists. It's ridiculous that SQL Server requires a complex join against a system table just to identify the name of the default constraint, which shouldn't be necessary because there can be only one default constraint on a column.
– Triynko
Dec 6 '16 at 3:24
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Equals(=) vs. LIKE
...archar2. If you compare char with char. Before compare the database first convert the length of first 'variable' to the same of second. If you compare char and varchar2 the database will do nothing. docs.oracle.com/cd/A64702_01/doc/server.805/a58236/c_char.htm
– xild
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Getting SyntaxError for print with keyword argument end=' '
...han a linebreak)
If you want more control over the output, consider using sys.stdout directly. This won't do any special magic with the output.
Of course in somewhat recent versions of Python 2.x (2.5 should have it, not sure about 2.4), you can use the __future__ module to enable it in your scrip...
How to dump a dict to a json file?
...only see the output, try redirecting it to stdout: json.dump('SomeText', sys.stdout)
– Arindam Roychowdhury
Dec 14 '16 at 8:48
1
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Loading existing .html file with android WebView
... Hi Lucho, thanks for your answer. You means that i have to convert my .html file into String, then load it with loadData or loadDataWithBaseUrl method?
– laph
Oct 26 '10 at 22:19
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Remove duplicate dict in list in Python
...is:
[dict(t) for t in {tuple(d.items()) for d in l}]
The strategy is to convert the list of dictionaries to a list of tuples where the tuples contain the items of the dictionary. Since the tuples can be hashed, you can remove duplicates using set (using a set comprehension here, older python alte...
Python class inherits object
...I am not 101% sure about this point (wether all builtin types were already converted to new-style classes when new-style classes were introduced) - I might just be plain wrong, or this might only have concerned some of the standard lib's (but not builtin) types. But yet I think it should be better t...