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How to pipe input to a Bash while loop and preserve variables after loop ends
...s in a script makes the modfied sum available after the loop:
FILECONTENT="12 Name
13 Number
14 Information"
shopt -s lastpipe # Comment this out to see the alternative behaviour
sum=0
echo "$FILECONTENT" |
while read number name; do ((sum+=$number)); done
echo $sum
Doing this at the command line...
Choose Git merge strategy for specific files (“ours”, “mine”, “theirs”)
...--theirs -- *.txt.
– user456814
Apr 12 '14 at 2:52
2
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Getting value of select (dropdown) before change
...
Dimitar Dimitrov
12.5k66 gold badges4141 silver badges6868 bronze badges
answered Nov 2 '10 at 10:53
Andy EAndy E
...
Creating and throwing new exception
...66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.8962 46.1709 13.2535 46.1709 11.9512V9.17788Z\"/\u003e\u003cpath d=\"M32.492 10.1419C32.492 12.6954 34.1182 14.0484 37.0451 14.0484C39.9723 14.0484 41.5985 12.6954...
How can I get my Twitter Bootstrap buttons to right align?
... a difference.
– Ryan
Jul 14 '18 at 12:12
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Html.BeginForm and adding properties
... chiccodoro
13.4k1616 gold badges8282 silver badges127127 bronze badges
answered Oct 19 '08 at 16:20
liggett78liggett78
11k22 gol...
Merge changes from remote github repository to your local repository
...ljko Filipin
51.1k2828 gold badges8989 silver badges124124 bronze badges
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Ruby, Difference between exec, system and %x() or Backticks
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Konrad ReicheKonrad Reiche
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How can I rotate an HTML 90 degrees?
...lways wins.
– Jesse
Apr 14 '14 at 0:12
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Explanation of JSHint's Bad line breaking before '+' error
...Why so many up-votes?
– Lambart
Aug 12 '15 at 0:32
5
Perhaps but this is one way to work around t...