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write a shell script to ssh to a remote machine and execute commands
I have two questions:
9 Answers
9
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Checking from shell script if a directory contains files
...ly improved version that takes care of resetting the bash settings: shopt -q nullglob || resetnullglob=1; shopt -s nullglob; shopt -q dotglob || resetdotglob=1; shopt -s dotglob; files=(/some/dir/*); [ "$files" ] && echo "wowzers"; [ "$resetdotglob" ] && shopt -u dotglob; [ "$resetnu...
How to determine the current shell I'm working on
...he shell is /bin/sh, but it's really a renamed bash, for example (which frequently happens).
Thus your second question of whether ps output will do is answered with "not always".
echo $0 - will print the program name... which in the case of the shell is the actual shell.
ps -ef | grep $$ | grep ...
How to get share counts using graph API
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How much is the API call limit for each request?
– StErMi
Dec 9 '14 at 16:53
8
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How to get the value from the GET parameters?
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JavaScript itself has nothing built in for handling query string parameters.
Code running in a (modern) browser you can use the URL object (which is part of the APIs provided by browsers to JS):
var url_string = "http://www.example.com/t.html?a=1&b=3&c=m2-m3-m4-...
Angular HttpPromise: difference between `success`/`error` methods and `then`'s arguments
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@BrandonTilley totally right, but the author of the question figured it out already so I didn't feel like I need to repeat it here.
– pkozlowski.opensource
May 5 '13 at 18:02
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What do @, - and + do as prefixes to recipe lines in Make?
...ild).
+ means 'execute this command under make -n' (or 'make -t' or 'make -q') when commands are not normally executed. See also the POSIX specification for make and also §9.3 of the GNU Make manual.
The + notation is a (POSIX-standardized) generalization of the de facto (non-standardized) mecha...
Finding what methods a Python object has
... getattr(object,method) returns a callable.
– Mnebuerquo
Sep 13 '14 at 1:02
1
How exactly do you ...
Commit only part of a file in Git
...sensible "hunks" (portions of the file). It will then prompt you with this question:
Stage this hunk [y,n,q,a,d,/,j,J,g,s,e,?]?
Here is a description of each option:
y stage this hunk for the next commit
n do not stage this hunk for the next commit
q quit; do not stage this hunk or any of the r...
Regular expression to search for Gadaffi
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\b[KGQ]h?add?h?af?fi\b
Arabic transcription is (Wiki says) "Qaḏḏāfī", so maybe adding a Q. And one H ("Gadhafi", as the article (see below) mentions).
Btw, why is there a $ at the end of the regex?
Btw, nice article on ...