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How to implement the factory method pattern in C++ correctly
There's this one thing in C++ which has been making me feel uncomfortable for quite a long time, because I honestly don't know how to do it, even though it sounds simple:
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Script parameters in Bash
I'm trying to make a shell script which should be used like this:
5 Answers
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How Do I Get the Query Builder to Output Its Raw SQL Query as a String?
...query);
$result = $builder->get();
Or you can deliberately trigger an error, for example, by using a non-existent table or column. Then you can see the generated query in the exception message.
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How to convert ‘false’ to 0 and ‘true’ to 1 in Python
...n 0, and the other half 1. The variant using encode will raise an encoding error if the input is not ASCII (thus increasing the undefined-ness of the behaviour).
Seriously, I believe the most readable, and faster, solution is to use an if:
def to_bool(s):
return 1 if s == 'true' else 0
See...
Read whole ASCII file into C++ std::string [duplicate]
... "most vexing parse", which in this case won't actually give you a compile error like it usually does, but will give you interesting (read: wrong) results.
Following KeithB's point in the comments, here's a way to do it that allocates all the memory up front (rather than relying on the string class...
How to extract img src, title and alt from html using php? [duplicate]
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Call this function beforehand to handle errors gracefully: libxml_use_internal_errors( true );. You can also loop over those XML errors with libxml_get_errors()
– Matt
Jan 13 '12 at 17:10
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How do MySQL indexes work?
I am really interested in how MySQL indexes work, more specifically, how can they return the data requested without scanning the entire table?
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How to set cornerRadius for only top-left and top-right corner of a UIView?
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Little syntax error in Swift 3 version: path.CGPath should be path.cgPath
– Rob
Oct 18 '16 at 12:05
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Paging in a Rest Collection
...he needs, or otherwise be ready to handle a 413 REQUESTED ENTITY TOO LARGE error when the requested collection is too large to be retrieved in a single round-trip.
Server sends a 206 PARTIAL CONTENT response, with the Content-Range header specifying which part of the resource has been sent, and an ...
PHP namespaces and “use”
...ith $circle = new Circle(); It includes the Circle.php but I am getting an error: Fatal error: Class 'Shape' not found in .../Circle.php on line 6. It appears to load Circle.php but not load Shape.php Circle is defined as: class Circle extends Shape implements ShapeInterface
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