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How to read a .xlsx file using the pandas Library in iPython?
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In 0.20 and prior, this was sheetname rather than sheet_name (this is now deprecated in favor of the above):
dfs = pd.read_excel(file_name, sheetname=None)
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InputStream from a URL
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Do you know if this makes a network request on each read of the InputStream or whether it reads the entire file at once so it doesn't have to make network requests on reads?
– gsingh2011
Jan 5 '14 a...
What is an OS kernel ? How does it differ from an operating system? [closed]
... Nice. However your answer is verbatim taken from the "Further reading". Now I know how to get lots of upvotes via copy and paste. LOL. Still helpful nonetheless.
– lacostenycoder
Nov 27 '19 at 22:46
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How to display the default iOS 6 share action sheet with available share options?
...r stated in the other answer makes this trivial. All you have to do is specify the text/image/URL that you want to share and present the activity view controller modally and iOS will automatically display all applicable sharing services. Examples:
Objective-C
- (void)shareText:(NSString *)text and...
PostgreSQL: insert from another table
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Very late answer, but I think my answer is more straight forward for specific use cases where users want to simply insert (copy) data from table A into table B:
INSERT INTO table_b (col1, col2, col3, col4, col5, col6)
SELECT col1, 'str_val', int_val, col4, col5, col6
FROM table_a
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Is it better to call ToList() or ToArray() in LINQ queries?
... make it into Gen 2 then you may be better off paying the extra allocation now vs polluting the Gen 2 heap. IME though I rarely see this. It's much more common to see ToArray being passed immediately to another short lived LINQ query.
– JaredPar
May 1 '13 at 1...
TemplateDoesNotExist - Django Error
...o me. Note that command will upgrade to a maybe incompatible version (even if your setup.py and/or requirements.txt says otherwise). You can try pip uninstall/install or specify the exact version.
– Jorge Vargas
Jan 21 '15 at 18:24
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Update relationships when saving changes of EF4 POCO objects
...se context.ObjectStateManager.ChangeObjectState to set your BlogPost to Modified
Iterate through Tag collection
Use context.ObjectStateManager.ChangeRelationshipState to set state for relation between current Tag and BlogPost.
SaveChanges
Edit:
I guess one of my comments gave you false hope that ...
What version of javac built my jar?
... file, and it could have been built in any one of three JDKs. We need to know exactly which one, so we can certify compatibility. Is the compiler version embedded somewhere in the class files or jar?
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How to open files relative to home directory
The following fails with Errno::ENOENT: No such file or directory , even if the file exists:
4 Answers
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