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How do I convert an integer to string as part of a PostgreSQL query?
...int8
The :: cast operator is historical but convenient. Postgres also conforms to the SQL standard syntax
myint = cast ( mytext as int8)
If you have literal text you want to compare with an int, cast the int to text:
SELECT * FROM table
WHERE myint::varchar(255) = mytext
...
How do .gitignore exclusion rules actually work?
...
/a/b/c/*
!foo
Seems to work for me (git 1.7.0.4 on Linux). The * is important as otherwise you're ignoring the directory itself (so git won't look inside) instead of the files within the directory (which allows for the exclusion).
Think of the exclusio...
SVG fill color transparency / alpha?
...mber between 0.0 and 1.0, inclusive; where 0.0 is completely transparent.
For example:
<rect ... fill="#044B94" fill-opacity="0.4"/>
Additionally you have the following:
stroke-opacity attribute for the stroke
opacity for the entire object
...
Private setters in Json.Net
...sh this? Except tweaking the source. Would be great if there was a setting for this.
3 Answers
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What's the difference between the build and create methods in FactoryGirl?
....create() will create new object and associations (if the factory has any) for it. They will all be persisted in a database. Also, it will trigger both model and database validations.
Callbacks after(:build) and after(:create) will be called after the factory is saved. Also before(:create) will be ...
Loading Backbone and Underscore using RequireJS
...h the latest versions of Backbone and Underscore, it seems kind of tricky. For one, Underscore automatically registers itself as a module, but Backbone assumes Underscore is available globally. I should also note that Backbone doesn't seem to register itself as a module which makes it kind of incons...
How to negate the whole regex?
I have a regex, for example (ma|(t){1}) . It matches ma and t and doesn't match bla .
4 Answers
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“unary operator expected” error in Bash if condition
... "modern"? Hasn't [[ always been in bash? It has been in Korn shell for over twenty years, and pre-dates bash. (I know what you mean though)
– cdarke
Nov 29 '12 at 9:04
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Linq: GroupBy, Sum and Count
...duct code, which will give the same results if the name is always the same for any given code, but apparently generates better SQL in EF.
I'd also suggest that you should change the Quantity and Price properties to be int and decimal types respectively - why use a string property for data which is ...
How do I import the Django DoesNotExist exception?
...em is that you are calling the get method - which raises the exception - before it is passed to assertRaises. You need to separate the arguments from the callable, as described in the unittest documentation:
self.assertRaises(Answer.DoesNotExist, Answer.objects.get, body__exact='<p>User can r...