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Average of 3 long integers
...nd then divides the remainder:
long n = x / 3
+ y / 3
+ z / 3
+ ( x % 3
+ y % 3
+ z % 3
) / 3
Note that the above sample does not always work properly when having one or more negative values.
As discussed with Ulugbek, since the num...
Reshape three column data frame to matrix (“long” to “wide” format) [duplicate]
...]),
y=gl(3,1,6, labels=letters[1:3]),
z=c(1,2,3,3,3,2))
Using the tidyverse:
The new cool new way to do this is with pivot_wider from tidyr 1.0.0. It returns a data frame, which is probably what most readers of this answer will want. For a heatmap, though, yo...
Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])
...
if [ ! -z "$var" ] && [ -e "$var" ]; then
# something ...
fi
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f...
Standardize data columns in R
...n
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25
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How to do a join in linq to sql with method syntax?
...d
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answered Jul 10 '10 at 3:20
Justin NiessnerJustin Niessner
225k3434 ...
Matplotlib discrete colorbar
... a custom discrete colorbar quite easily by using a BoundaryNorm as normalizer for your scatter. The quirky bit (in my method) is making 0 showup as grey.
For images i often use the cmap.set_bad() and convert my data to a numpy masked array. That would be much easier to make 0 grey, but i couldnt ...
How does the “this” keyword work?
...
@TylerH do Ctrl+F on this page in your browser to find string "immediate" (including double quotes) I think its there if am understanding u wrong
– Mahesha999
Aug 24 '14 at 8:36
...
`date` command on OS X doesn't have ISO 8601 `-I` option?
...pliant date, use one of the following formats:
date -u +"%Y-%m-%dT%H:%M:%SZ"
Output:
2011-08-27T23:22:37Z
or
date +%Y-%m-%dT%H:%M:%S%z
Output:
2011-08-27T15:22:37-0800
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git update-index --assume-unchanged on directory
...s will be problematic. If you have those, you can use this:
git ls-files -z | xargs -0 git update-index --assume-unchanged
Edit: incorporated input from @MatthewScharley regarding git ls-files -z.
Windows Commands
Note: If you're on windows, use Git Bash to run these commands
...
Getting the count of unique values in a column in bash
...ple):
awk -F '\t' '{print $2}' * | sort | uniq -c | sort -nr
fileA.txt
z z a
a b c
w d e
fileB.txt
t r e
z d a
a g c
fileC.txt
z r a
v d c
a m c
Result:
3 d
2 r
1 z
1 m
1 g
1 b
...