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How to PUT a json object with an array using curl
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curl -H 'Content-Type: application/json' -X PUT \
-d '{"tags":["tag1","tag2"],"question":"Which band?","answers":[{"id":"a0","answer":"Answer1"},{"id":"a1","answer":"answer2"}]}' \
http://example.com/service
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Why use try {} finally {} with an empty try block?
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2 Answers
2
Active
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What does “#define _GNU_SOURCE” imply?
...OURCE, but you should avoid defining it and instead define _POSIX_C_SOURCE=200809L or _XOPEN_SOURCE=700 when possible to ensure that your programs are portable.
In particular, the things from _GNU_SOURCE that you should never use are #2 and #4 above.
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Why can't I use an alias in a DELETE statement?
In SQL Server Compact Edition in Visual Studio 2010 (maybe SQL Server and SQL in general, I don't know), this command works:
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Ruby on Rails: How do you add add zeros in front of a number if it's under 10?
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142
Did you mean sprintf '%02d', n?
irb(main):003:0> sprintf '%02d', 1
=> "01"
irb(main):004:...
How to create default value for function argument in Clojure
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answered Jul 8 '10 at 22:10
Brian CarperBrian Carper
64.9k2525 gold badges154154 silver badges164164 bronze badges
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Check if a Postgres JSON array contains a string
...as food
d(# where food::text = '"carrots"'
d(# );
Execution time: 3084.927 ms
d=# -- Postgres 9.4+ solution
d=# explain analyze select info->'name' from rabbits where (info->'food')::jsonb ? 'carrots';
Execution time: 1255.501 ms
d=# alter table rabbits alter info type jsonb using info::...
Check for array not empty: any?
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251
any? isn't the same as not empty? in some cases.
>> [nil, 1].any?
=> true
>> [...
String formatting in Python 3
I do this in Python 2:
4 Answers
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