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What is `params.require(:person).permit(:name, :age)` doing in Rails 4?
All the examples of strong parameters in Rails 4 docs use
2 Answers
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How to join absolute and relative urls?
...arse
>>> urlparse.urljoin(url1, url2)
'http://127.0.0.1/test1/test4/test6.xml'
With Python 3 (where urlparse is renamed to urllib.parse) you could use it as follow:
>>> import urllib.parse
>>> urllib.parse.urljoin(url1, url2)
'http://127.0.0.1/test1/test4/test6.xml'
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$apply vs $digest in directive testing
... activedecay
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answered Sep 9 '13 at 12:13
Tadeusz WójcikTadeusz Wójcik
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Calling shell functions with xargs
...rting the function should do it (untested):
export -f echo_var
seq -f "n%04g" 1 100 | xargs -n 1 -P 10 -I {} bash -c 'echo_var "$@"' _ {}
You can use the builtin printf instead of the external seq:
printf "n%04g\n" {1..100} | xargs -n 1 -P 10 -I {} bash -c 'echo_var "$@"' _ {}
Also, using retu...
Url decode UTF-8 in Python
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422
The data is UTF-8 encoded bytes escaped with URL quoting, so you want to decode, with urllib.p...
How to view revision history for Mercurial file?
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Convert a string to int using sql query
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4 Answers
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What is the difference between SIGSTOP and SIGTSTP?
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answered Aug 9 '12 at 16:41
jlliagrejlliagre
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How to write multiple line property value using PropertiesConfiguration?
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4 Answers
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