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inserting characters at the start and end of a string
I am new and trying to find a way to insert a number of L's at the beginning and end of a string. So if I have a string which says
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Access lapply index names inside FUN
...t(quote(names(X)))[substitute(x)[[3]]]) is no longer working, and gives an error, Error in eval.parent(quote(names(X)))[substitute(x)[[3]]] : invalid subscript type 'symbol' is there an easy way to fix this ?
– forecaster
May 18 '15 at 19:32
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What does “=>” mean in PHP?
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Your last example has something wrong, since I get the error message Parse error: syntax error, unexpected T_DOUBLE_ARROW in /var/www/cha.php on line 2.
– Léo Léopold Hertz 준영
Aug 6 '09 at 22:34
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How to remove the first character of string in PHP?
...et($str[0])
will not work as you cannot unset part of a string:-
Fatal error: Cannot unset string offsets
Using node-inspector with Grunt tasks
...hen I set a breakpoint in the grunt file it just crashes with a connection error.
– Kris Hollenbeck
Jun 2 '14 at 18:10
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How can I reorder a list? [closed]
... ran it under 2.7.5 and it still works just fine. Do you get some sort of error?
– Mark
Jul 20 '15 at 2:44
no error, ...
How do I daemonize an arbitrary script in unix?
...our session. The only minor problem with this is standard out and standard error both get sent to ./nohup.out, so if you start several scripts in this manor their output will be intertwined. A better command would be:
nohup yourScript.sh script args >script.out 2>script.error&
This will...
How to get process ID of background process?
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605
You need to save the PID of the background process at the time you start it:
foo &
FOO_PID...
Functional programming - is immutability expensive? [closed]
...ry well.
– Rex Kerr
Nov 7 '10 at 16:05
6
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Emulate a do-while loop in Python?
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– Noctis Skytower
Sep 11 '12 at 20:05
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@ZeD, why is 1) ugly? It's quite Ok, IMHO
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