fefe

fefe has asked 3 questions and find answers to 14 problems.

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An engineer working in Beijing, China.

fefe questions

Evaluation order in initialization
Why is _GNU_SOURCE defined by default and how to turn it off?
How to check whether an argument is supplied in function call?

fefe answers

Trailing Zeros in printf/sprintf
c++ extern template instantiation and typedef (gcc)
What is the significance of the <: syntax in C? [duplicate]
Macro for Iterator Loop for STL Iterables
"lsof" shows a file as (deleted) but I can still see it in file system
C++ chaining of the operator << for std::cout like usage [duplicate]
Pointers to different instances of one templated function guaranteed to compare unequal?
Why is _GNU_SOURCE defined by default and how to turn it off?
Class hierarchy/dependency diagram generator for C++ in Linux
pyyaml is producing undesired !!python/unicode output