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Python: Find the mean of rows in a given column of a Numpy array based on some criteria
asked
Jan 21, 2021
in
Programming Languages
by
pythonuser
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74.2k
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python
numpy
mean
array
list
+1
vote
1
answer
History command returns "-sh: 1: history: not found" on Ubuntu
asked
Jan 12
in
Operating Systems
by
pkumar81
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351k
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ubuntu
history
+2
votes
1
answer
How to removes whitespace and newline characters from both sides of a string in PHP
asked
Apr 1, 2021
in
Programming Languages
by
phpuser
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56.8k
points)
php
string
newline
whitespace
+3
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1
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Python: Generate a balanced data set from an imbalanced data set for training the machine learning model
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Nov 24, 2020
in
Programming Languages
by
pythonuser
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74.2k
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python
machine learning
balanced
dataset
+2
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1
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IndexError: only integers, slices (`:`), ellipsis (`...`), numpy.newaxis (`None`) and integer or boolean arrays are valid indices
asked
Mar 2, 2021
in
Programming Languages
by
pythonuser
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74.2k
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python
indexerror
+2
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1
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How to compute mean and standard deviation for each column of a pandas dataframe
asked
Oct 6, 2020
in
Programming Languages
by
pythonuser
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74.2k
points)
pandas
dataframe
mean
standard deviation
python
+4
votes
1
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Python: how to read a tab-delimited text file and convert data into numpy array
asked
Dec 17, 2020
in
Programming Languages
by
pythonuser
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74.2k
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python
numpy
read
+4
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1
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Python: how to find the count of positive and negative numbers in an array/list
asked
Jun 5, 2021
in
Programming Languages
by
pythonuser
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74.2k
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python
array
numpy
list
+5
votes
1
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Linux: replace ".jpeg" extension with ".jpg" in all files in a folder using bash command
asked
Jul 25, 2021
in
Operating Systems
by
kush
(
40.5k
points)
linux
bash
jpeg
+5
votes
1
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Python: Divide one list by another list to get element-wise quotient and remainder simultaneously
asked
Sep 8, 2021
in
Programming Languages
by
pythonuser
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74.2k
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python
list
array
division
+3
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1
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MySQL/MariaDB: How to improve the execution time of SELECT queries with LIKE condition
asked
Sep 10, 2020
in
Databases
by
phpuser
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56.8k
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mysql
select
execution time
+4
votes
1
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PHP: splitting larger substrings of a string and regenerating the original string
asked
Sep 24, 2020
in
Programming Languages
by
phpuser
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56.8k
points)
split
string
substring
+4
votes
1
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UnicodeDecodeError: 'charmap' codec can't decode byte 0x81 in position 1800: character maps to <undefined>
asked
Aug 9, 2020
in
Programming Languages
by
pythonuser
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74.2k
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python
charmap
file
+1
vote
1
answer
How to delete an element from a numpy array?
asked
Dec 17, 2023
in
Programming Languages
by
pythonuser
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74.2k
points)
numpy
delete
+1
vote
1
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How to hide answers in quiz created using Quiz And Survey Master (QSM) WordPress plugin
asked
Dec 31, 2023
in
CMS Tips
by
phpuser
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56.8k
points)
wordpress
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