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Shell/Bash 2021-08-31 09:45:01
bash count the number of lines that meet condition
# Basic syntax: awk 'condition { count_variable++ } END { print count_variable }' input_file # Where: # - ++ increases the count by 1 when the condition is true # - END specifies what to do after the input_file has been processed # Example usage: awk '$3... Add solution -
Shell/Bash 2021-08-30 09:36:02
bash add or subtract one column from another
# Basic syntax: awk 'BEGIN {set_delimiter}; {print $column# +_or_- $column#}' input_file # Example usage: awk 'BEGIN {OFS="\t"}; {print $1 - $2}' input_file # Set the delimiter to tab-delimited, print column 1 minus column 2 awk 'BEGIN {OFS=&q... Add solution -
Shell/Bash 2021-08-30 06:52:02
bash how to print the directory structure in linux
# Process: 1. Install the tree package with your favorite linux/unix installer, e.g. sudo apt-get install tree # Using apt-get installer brew install tree # Using brew installer 2. Run tree to see directory structure, e.g.: tree /directory/to/visu... Add solution -
Python 2021-08-26 10:50:02
Convert the sklearn.dataset cancer to a DataFrame.
import numpy as np import pandas as pd from sklearn.datasets import load_breast_cancer cancer = load_breast_cancer() print cancer.keys() data = pd.DataFrame(cancer.data, columns=[cancer.feature_names]) data['Target'] = pd.Series(data=cancer.target, inde... Add solution
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