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What does !! mean in ruby?
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161
Not not. It's used to convert a value to a boolean:
!!nil #=> false
!!"abc" #=> true...
The resulting API analysis is too large when upload app to mac store
...eated App Scanner to do the same thing, but it hasn't been updated since 2011. Unfortunately, for large projects -- and this includes projects with a lot of extra pods from CocoaPods -- there is no current (2014) good way of solving this problem other than proactively naming things such that they wo...
Render HTML to PDF in Django site
...gIO()
pdf = pisa.pisaDocument(StringIO.StringIO(html.encode("ISO-8859-1")), result)
if not pdf.err:
return HttpResponse(result.getvalue(), content_type='application/pdf')
return HttpResponse('We had some errors<pre>%s</pre>' % escape(html))
Then you can use it like...
Add floating point value to android resources/values
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How to create a custom attribute in C#
...ndaryType.Inclusive, 8, RangeBoundaryType.Inclusive, MessageTemplate = "\"{1}\" must always have \"{4}\" characters.")]
public string Code { get; set; }
From the snippet above, one might guess that the code will always be validated, whenever changed, accordingly to the rules of the Validator (...
Python 3: ImportError “No Module named Setuptools”
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Soham Dongargaonkar
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answered Jan 20 '13 at 16:27
tiagotiago
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Delete Local Folder in TFS
...fic Version" or "Advanced > Get Specific Version" and specify Changeset 1.
Here's why from Martin Woodward's TFS Top Tips:
...if you do a "Get Specific Version..." on the files, and select Changeset 1, the files will be deleted locally and the server will know this. The color of the file in the...
Create a GUID in Java
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edited Jul 16 '15 at 21:11
Basil Bourque
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