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What are '$$' used for in PL/pgSQL
...Dollar-quoting is a PostgreSQL-specific substitute for single quotes to avoid quoting issues inside the function body. You could write your function definition with single-quotes just as well. But then you'd have to escape all single-quotes in the body:
CREATE OR REPLACE FUNCTION check_phone_number...
Setting “checked” for a checkbox with jQuery
...
As a side note, jQuery 1.6.1 should be fixing the issue I mentioned, so we can tehcnically all still go back to using $(...).prop(...)
– cwharris
May 13 '11 at 20:08
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Rails hidden field undefined method 'merge' error
...
You should do:
<%= f.hidden_field :service, :value => "test" %>
hidden_field expects a hash as a second argument
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Difference between 'self' and 'total' in Chrome CPU Profile of JS
...statements, and not function calls? And total is all the code executing inside the call?
– CoolUserName
Aug 19 '11 at 21:39
42
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XML Schema: Element with attributes containing only text?
... answered Dec 18 '08 at 2:18
David NormanDavid Norman
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Using --no-rdoc and --no-ri with bundler
... answered Sep 9 '12 at 4:06
David J.David J.
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What is HTML5 ARIA?
...utes on HTML5 elements), which can be used by the web app developer to provide additional information about the semantics of the various elements to assistive technologies like screen readers. Of course, for ARIA to work, the HTTP user agent that interprets the markup needs to support ARIA, but the ...
Detect if homebrew package is installed
...The package is installed
else
# The package is not installed
fi
That said, it is probably a good idea to check for the existence of the tool at all and not just checking for the respective homebrew package (e.g. by searching for the executable in the $PATH). People tend to install tools in a rat...
nodejs get file name from absolute path?
... fileName string and then split it based on the path.sep. Note path.sep avoids issues with posix file seperators and windows file seperators (issues with '/' and '\'). It is much cleaner. Getting the substring and getting only the last seperated name and subtracting it with the actulal length by 3 ...
JsonMappingException: No suitable constructor found for type [simple type, class ]: can not instanti
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public String getApple() {
return apple;
}
public void setApple(String apple) {
this.apple = apple;
}
public ApplesDO(CustomType custom) {
//constructor Code
}
}
There was a custom constructor defined for the class making it the default construct...