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Selecting/excluding sets of columns in pandas [duplicate]
...ed OR Select the ones you need
# Using DataFrame.drop
df.drop(df.columns[[1, 2]], axis=1, inplace=True)
# drop by Name
df1 = df1.drop(['B', 'C'], axis=1)
# Select the ones you want
df1 = df[['a','d']]
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How to select only the first rows for each unique value of a column
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126
A very simple answer if you say you don't care which address is used.
SELECT
CName, MIN(A...
What is the Linux equivalent to DOS pause?
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read does this:
user@host:~$ read -n1 -r -p "Press any key to continue..." key
[...]
user@host:~$
The -n1 specifies that it only waits for a single character. The -r puts it into raw mode, which is necessary because otherwise, if you press something like bac...
Converting numpy dtypes to native python types
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12 Answers
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Restore file from old commit in git
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edited Jan 9 '13 at 18:23
Colin R
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an...
How to wait in a batch script? [duplicate]
I am trying to write a batch script and trying to wait 10 seconds between 2 function calls. The command:
6 Answers
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