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How to pipe input to a Bash while loop and preserve variables after loop ends
...s 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 usually runs foul...
Necessary to add link tag for favicon.ico?
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– Sebastian G. Marinescu
Jul 12 '16 at 14:18
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Get value from NSTextField
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jscs
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answered Jun 12 '09 at 5:55
toholiotoholio
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How does clipsToBounds work?
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answered Dec 8 '13 at 3:14
nhgrifnhgrif
56.4k2222 gold badges119119 silver badges160160 bronze badges
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Stop Visual Studio from mixing line endings in files
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answered Oct 22 '10 at 8:14
GvSGvS
49.9k1616 gold badges9696 silver badges135135 bronze badges
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git diff between cloned and original remote repository
...ng something?
– dbyrne
Mar 2 '11 at 14:16
When I tried it with git 2.7.4 the "git diff master foobar/master" did not s...
How to discover number of *logical* cores on Mac OS X?
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14 Answers
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How can I get Docker Linux container information from within the container itself?
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14 Answers
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Active
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Gson ignoring map entries with value=null
...99 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 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 13.89...
Django - Difference between import django.conf.settings and import settings
...99 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 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 13.89...