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How to randomize (or permute) a dataframe rowwise and columnwise?
...ple(1:n()))
or
df2 <- sample_frac(df1, 1L)
column-wise:
df2 <- select(df1, one_of(sample(names(df1))))
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How to exit a 'git status' list in a terminal?
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The pager used by git is selected by core.pager configuration variable (if it is set), then GIT_PAGER enviroment variable, then PAGER environment variable, then less as fallback.
– Jakub Narębski
Nov 8 '09 at ...
“Cannot start compilation: the output path is not specified for module…”
...what is working today.
The intellj documentation makes it seem like we can select any folder but that's not the case.
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XAMPP - MySQL shutdown unexpectedly
...Windows has built-in folder versioning — right click on /mysql/data/ and select Restore previous versions. You can then delete the current contents of the folder and replace it with the older version's contents.
Addendum: To ensure that you don't forget to run XAMPP as an administrator you can ri...
How to style input and submit button with CSS?
...ement. you can target different type of input elements using CSS attribute selector
As an example you could write
input[type=text] {
/*your styles here.....*/
}
input[type=submit] {
/*your styles here.....*/
}
textarea{
/*your styles here.....*/
}
Combine with other selectors
input[t...
How to continue a Docker container which has exited
...docker ps -q -l). ;-) Naming can help to better control which container is selected. -l get the last, ok...
– Eric Platon
Feb 21 '14 at 9:01
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What does Visual Studio mean by normalize inconsistent line endings?
...using Visual Studio 2012:
Go to menu File → Advanced Save Options → select Line endings type as Windows (CR LF).
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Filtering Pandas DataFrames on dates
...ils here http://pandas.pydata.org/pandas-docs/stable/dsintro.html#indexing-selection
If the column is not the index you have two choices:
Make it the index (either temporarily or permanently if it's time-series data)
df[(df['date'] > '2013-01-01') & (df['date'] < '2013-02-01')]
See he...
How Big can a Python List Get?
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This should be selected answer.
– Lokesh
Jan 18 '19 at 6:57
1
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Mailto links do nothing in Chrome but work in Firefox?
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Using Windows 10, I had to select Outlook in the left-hand list before I could see the 'mailto' protocol checkbox in the right-hand list.
– Tom McDonald
Jun 20 '17 at 13:40
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