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Django rest framework nested self-referential objects
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Ok, this works for depth=1. What if I have more levels in the object tree - category has subcategory which has subcategory? I want to represent the whole tree of arbitrary depth with inline objects. Using your approach, I can't define subca...
ZSH complains about RVM __rvm_cleanse_variables: function definition file not found
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what is this file for?
– sym3tri
Apr 4 '13 at 21:47
21
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Render HTML to PDF in Django site
For my django powered site, I am looking for an easy solution to convert dynamic html pages to pdf.
8 Answers
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JavaScript: What are .extend and .prototype used for?
...ary, but I am beginning to think that is not the case. What are these used for?
6 Answers
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Does using “new” on a struct allocate it on the heap or stack?
... where in fact all local variables live on the heap - which would still conform with the spec.
There are two different situations with the new operator on value types: you can either call a parameterless constructor (e.g. new Guid()) or a parameterful constructor (e.g. new Guid(someString)). Thes...
How to make a class JSON serializable
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Do you have an idea about the expected output? For example, will this do?
>>> f = FileItem("/foo/bar")
>>> magic(f)
'{"fname": "/foo/bar"}'
In that case you can merely call json.dumps(f.__dict__).
If you want more customized output then you will ha...
Conveniently Declaring Compile-Time Strings in C++
...header) – though this is true of most macroless solutions thanks to the aforementioned constexpr compromise – and the range checking doesn't impress me much because even the lowly constexpr const char * has that. I rolled my own parameter pack string, which can also be made from a literal (using...
How do I get the result of a command in a variable in windows?
...n a Windows batch script (see how to get the result of a command in bash for the bash scripting equivalent). A solution that will work in a .bat file is preferred, but other common windows scripting solutions are also welcome.
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Days between two dates? [duplicate]
...u can subtract one from the other and query the resulting timedelta object for the number of days:
>>> from datetime import date
>>> a = date(2011,11,24)
>>> b = date(2011,11,17)
>>> a-b
datetime.timedelta(7)
>>> (a-b).days
7
And it works with datetime...
std::enable_if to conditionally compile a member function
...ution in argument deduction of a template argument makes the construct ill-formed. There is no such substitution.
I thought of that too and tried to use std::is_same< T, int >::value and ! std::is_same< T, int >::value which gives the same result.
That's because when the class tem...