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Clean ways to write multiple 'for' loops
...ass Matrix3D
{
int x;
int y;
int z;
std::vector<int> myData;
public:
// ...
int& operator()( int i, int j, int k )
{
return myData[ ((i * y) + j) * z + k ];
}
};
Or if you want to index using [][][], you need an operator[]
which returns a proxy.
...
How can I get rid of an “unused variable” warning in Xcode?
... @ShermPendley Regardless, this is still useful, it answered my question on how to turn it off globally.
– raffian
Sep 23 '12 at 22:35
9
...
Thymeleaf: how to use conditionals to dynamically add/remove a CSS class
...just want to append a class in case of an error you can use th:errorclass="my-error-class" mentionned in the doc.
<input type="text" th:field="*{datePlanted}" class="small" th:errorclass="fieldError" />
Applied to a form field tag (input, select, textarea…), it will read the name of th...
Python module for converting PDF to text [closed]
...vConverter(rsrc, outfp, codec="utf-8") #<-- changed
# becuase my test documents are utf-8 (note: utf-8 is the default codec)
doc = PDFDocument()
fp = open(filename, 'rb')
parser = PDFParser(fp) #<-- changed
parser.set_document(doc) #<-- added
doc.set...
What's wrong with foreign keys?
...fits of using foreign keys FAR outweighs any benefits of not using them in my opinion.
– Nick Bedford
Mar 27 '15 at 2:16
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show 18 more comm...
How to use a WSDL file to create a WCF service (not make a call)
... which contains all the necessary items.
Now, you need to create a class "MyService" which will implement the service interface (IServiceInterface) - or the several service interfaces - and this is your server instance.
Now a class by itself doesn't really help yet - you'll need to host the servic...
How can I pipe stderr, and not stdout?
... In this instance I wanted to also see what was coming out as errors on my console. But STDOUT was going to the output file. So inside the sub-shell, you need to redirect that STDOUT back to STDERR inside the parentheses. While that works, the STDOUT output from the tee command winds-up at the ...
Why does Eclipse Java Package Explorer show question mark on some classes?
...omething like [J?]. This icon is shown on each class within one package in my project, but I cannot find an explanation for this in the documentation.
...
OpenID vs. OAuth [duplicate]
...
Also, if I want users visiting my site to signup for my website by signing into Google, then storing a hash of their email ID against all their activities for accounting reasons, I'd be using... OpenID, right?
– bad_keypoints
...
SQLAlchemy: cascade delete
I must be missing something trivial with SQLAlchemy's cascade options because I cannot get a simple cascade delete to operate correctly -- if a parent element is a deleted, the children persist, with null foreign keys.
...