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Does pandas iterrows have performance issues?
...s itertuples() is faster than iterrows().
you can refer the documentation: https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.iterrows.html
"To preserve dtypes while iterating over the rows, it is better to use itertuples() which returns namedtuples of the values and which ...
Get Root Directory Path of a PHP project
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if your root directory path is in the form of /var/public/www" then using this method the first string in the array will be empty (0)/(1)/(2)/(3). the root will be the second string $pathInPieces[1]
– tbradley22
May 11 '13 at 2:04
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The requested operation cannot be performed on a file with a user-mapped section open
...which application is locking your output file with OpenedFilesView:
http://www.nirsoft.net/utils/opened_files_view.html
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How can I add a PHP page to WordPress?
... from the back end.
Please see this link for getting the correct details https://developer.wordpress.org/themes/template-files-section/page-template-files/.
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How to debug Google Apps Script (aka where does Logger.log log to?)
...nd sweet solutions:
Use console.log("Hello World") in your script.
Go to https://script.google.com/home/my and select your add-on.
Click on the ellipsis menu on Project Details, select Executions.
Click on the header of the latest execution and read the log.
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How do I make JavaScript beep?
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And here is where you can convert mp3 or wav files into Data URI format:
https://dopiaza.org/tools/datauri/index.php
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How to use if-else option in JSTL
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you have to use this code:
with <%@ taglib prefix="c" uri="http://www.springframework.org/tags/form"%>
and
<c:select>
<option value="RCV"
${records[0].getDirection() == 'RCV' ? 'selected="true"' : ''}>
<spring:message code="dro...
Git repository broken after computer died
... blue screen of death on windows 8.1
I had a file in this location...
C:\www\<project>\.git\refs\remotes\origin\<problem-branch>
And it was empty whereas the other branch files in this folder has long strings inside of them.
NB I didn't have any changes/commits
I backed up the <...
What does -1 mean in numpy reshape?
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numpy.reshape(a,newshape,order{})
check the below link for more info.
https://docs.scipy.org/doc/numpy/reference/generated/numpy.reshape.html
for the below example you mentioned the output explains the resultant vector to be a single row.(-1) indicates the number of rows to be 1.
if the
a = ...
std::function vs template
...ecreases to approximately 1860ms.
I wrote about that a while ago:
http://www.drdobbs.com/cpp/efficient-use-of-lambda-expressions-and/232500059
As I said in the article, the arguments don't quite apply for VS2010 due to its poor support to C++11. At the time of the writing, only a beta version of ...