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Nginx not picking up site in sites-enabled?
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Thanks for saving my life!
– MatTheCat
Dec 11 '13 at 9:29
4
May be a problem wi...
Remove an element from a Bash array
...ing the indices via ${!arycopy[@]} and reversing them with tac, which is a cat that turns around the input line order.
A function solution without variable indirection would probably have to involve eval, which may or may not be safe to use in that situation (I can't tell).
...
Does the ternary operator exist in R?
...gth(x) ? (x*2) : 0
x <- numeric(0)
length(x) ? (x*2) : 0
for(i in 1:5) cat(i, (i %% 2) ? "Odd\n" : "Even\n")
... But you need to put the expressions in parentheses because the default precedence isn't like in C.
Just remember to restore the old help function when you're done playing:
rm(`?`)...
Is there a built in function for string natural sort?
...ndle tuples, like a regular python sort.
– The Unfun Cat
May 8 '15 at 18:51
2
The X usages mentio...
What is the point of a “Build Server”? [closed]
...y a reason for building from a clean checkout, not for building from a dedicated build-agent on a dedicated build-server. Running an automated build-script in a clean checkout of the repository on a local developers machine already gives most of the advantages of a dedicated build-server.
...
Where is SQL Server Management Studio 2012?
...o download SQLManagementStudio_x64_ENU.exe)
– System.Cats.Lol
May 28 '13 at 2:10
7
When you run t...
Grep for literal strings
...
cat list.txt
one:hello:world
two:2:nothello
three:3:kudos
grep --color=always -F"hello
three" list.txt
output
one:hello:world
three:3:kudos
sh...
Concatenate a vector of strings/character
If I have a vector of type character, how can I concatenate the values into string? Here's how I would do it with paste() :
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Locking a file in Python
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@jweyrich Openstacks pylockfile is now deprecated. It is advised to use fasteners or oslo.concurrency instead.
– harbun
Apr 28 '16 at 9:10
...
How do I reword the very first git commit message?
...it rev-list --reverse master |head -n1)' &&
echo "Nice message" || cat' master
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