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Instantiating a generic class in Java [duplicate]
...generics guarantee of type safety requires that your code compiles without errors or any warnings. If your code generates no warnings, you are guaranteed that your code is type safe without any overhead of run-time type checking. Whether Java generics are 'better' or not depends on whether you're ...
Check if item is in an array / list
... This works with Python2. With Python 3.7, you will get this error: TypeError: object of type 'filter' has no len()
– Jun711
Sep 20 '19 at 19:59
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What is a .h.gch file?
...les call myfunc(), then the prototype must be provided in each .cpp. It is error prone to type out the prototype in each .cpp file. Therefore, the function prototype is placed in a .h file which is #included in each .cpp file where myfunc is called. Header files only contain information for the com...
The requested resource does not support HTTP method 'GET'
...aused the problem.
[Route("Documents/{id}")] <--- caused the webapi error
[Route("Documents/{documentId}")] <-- solved
public Document Get(string documentId)
{
..
}
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Import multiple csv files into pandas and concatenate into one DataFrame
...d.concat(map(pd.read_csv(header=0), glob.glob('data/*.csv)) but it gave an error "parser_f() missing 1 required positional argument: 'filepath_or_buffer'"
– cadip92
Mar 3 at 13:14
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How to remove “onclick” with JQuery?
... selector you need.)
// use the "[attr=value]" syntax to avoid syntax errors with special characters (like "$")
$('[id="a$id"]').prop('onclick',null).off('click');
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<a id="a$id" onclic...
Update my github repo which is forked out from another project [duplicate]
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I got an error You asked to pull from the remote 'origin', but did not specify a branch. Because this is not the default configured remote for your current branch, you must specify a branch on the command line when I did git pull pare...
ImportError: No module named site on Windows
...ur PYTHONHOME environment variable is set correctly. You will receive this error if PYTHONHOME is pointing to invalid location or to another Python installation you are trying to run.
Try this:
C:\>set PYTHONHOME=C:\Python27
C:\>python
Use
setx PYTHONHOME C:\Python27
to set this permane...
Cleaning `Inf` values from an R dataframe
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error in do.call(train, lapply(train, function(x) replace(x, is.infinite(x), : 'what' must be a character string or a function
– Hack-R
Feb 26 '16 at 15:59
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Remove rows with duplicate indices (Pandas DataFrame and TimeSeries)
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I tried this but could not get it to work.. I get an error like this: TypeError: 'Series' objects are mutable, thus they cannot be hashed.. Did this actually work for you?
– Onno Eberhard
Sep 3 '19 at 13:45
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