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+5
votes
1
answer
Python: Subtract one list from another list element-wise
asked
Sep 8, 2021
in
Programming Languages
by
pythonuser
(
74.2k
points)
list
python
+4
votes
1
answer
XGBoost : how to store train and test data in a DMatrix object in Python
asked
Aug 30, 2020
in
Machine Learning
by
pythonuser
(
74.2k
points)
xgboost
python
dmatrix
+3
votes
1
answer
Python Error : SystemError: error return without exception set
asked
Dec 25, 2017
in
Programming Languages
by
phpuser
(
56.8k
points)
python
error
numpy
+3
votes
1
answer
TypeError: can't multiply sequence by non-int of type 'numpy.float64'
asked
Dec 16, 2020
in
Programming Languages
by
kush
(
40.5k
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python
typerror
numpy
+3
votes
1
answer
Ubuntu: Cannot open /var/log/sysstat/sa08: No such file or directory
asked
Jan 8, 2020
in
Operating Systems
by
phpuser
(
56.8k
points)
ubuntu
sar
sysstat
vps
+2
votes
1
answer
How to exclude some elements from a python list in pythonic way
asked
Jun 18, 2018
in
Programming Languages
by
pythonuser
(
74.2k
points)
python
list
numpy
array
+2
votes
1
answer
Netbeans - java.io.FileNotFoundException: error fix
asked
Dec 29, 2015
in
Programming Languages
by
praveen
(
71.8k
points)
java
netbeans
exception
+3
votes
1
answer
How to find the powerset of a set or list in Python?
asked
Mar 28, 2018
in
Programming Languages
by
pythonuser
(
74.2k
points)
python
powerset
set
list
+2
votes
1
answer
How to count the number of lines (records) in a zipped file using AWK?
asked
Mar 19, 2019
in
Operating Systems
by
praveen
(
71.8k
points)
gawk
awk
gzip
count
+2
votes
1
answer
How to install latest Apache on CentOS
asked
Nov 5, 2019
in
Operating Systems
by
praveen
(
71.8k
points)
apache
centos
+2
votes
1
answer
[R] Must subset columns with a valid subscript vector
asked
Aug 31, 2022
in
Programming Languages
by
phpuser
(
56.8k
points)
r
subset
+2
votes
1
answer
PHP - How to replace all non-alphanumeric characters in a string
asked
Jun 5, 2016
in
Programming Languages
by
praveen
(
71.8k
points)
php
non-alphnumeric
regular expression
string
list
+2
votes
1
answer
Python: How to compute chi-square and p-value for 2x2 matrix data
asked
May 10, 2019
in
Programming Languages
by
pythonuser
(
74.2k
points)
chi-sqaure
p-value
python
+4
votes
1
answer
Python: how to ignore warning message while running a code
asked
Jul 7, 2020
in
Programming Languages
by
pythonuser
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74.2k
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python
warning
disable
+5
votes
1
answer
How to use dynamic variable names in Python
asked
Aug 21, 2021
in
Programming Languages
by
kush
(
40.5k
points)
python
dynamic
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