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Rails find_or_create_by more than one attribute?
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467
Multiple attributes can be connected with an and:
GroupMember.find_or_create_by_member_id_and...
Force add despite the .gitignore file
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edited Oct 21 '15 at 15:04
answered Nov 4 '11 at 8:12
Dani...
Android Studio: Javadoc is empty on hover
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How to loop through all the files in a directory in c # .net?
...s.
Refer to MDSN for details: https://msdn.microsoft.com/en-us/library/ms143316(v=vs.110).aspx
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Difference between window.location.assign() and window.location.replace()
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Is ASCII code 7-bit or 8-bit?
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ASCII was indeed originally conceived as a 7-bit code. This was done well before 8-bit bytes be...
Rails has_many with alias name
...ickaël Rémond
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answered Jul 22 '09 at 4:32
Sam SaffronSam Saffron
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How do I reference a specific issue comment on github?
...g link: https://github.com/centic9/jgit-cookbook/issues/5#issuecomment-51084491.
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How to pipe input to a Bash while loop and preserve variables after loop ends
... 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 ...