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c++ Programming Glossary: lexicalWhat are the differences between -std=c++11 and -std=gnu++11? http://stackoverflow.com/questions/10613126/what-are-the-differences-between-std-c11-and-std-gnu11 mingw compiler I need the extensions for a working boost lexical cast. If you do not use any of the extensions you are better..
C++ convert hex string to signed integer http://stackoverflow.com/questions/1070497/c-convert-hex-string-to-signed-integer Stick the code above the line . EDIT It appears that since lexical_cast is defined to have stream conversion semantics. Sadly streams.. don't understand the 0x notation. So both the boost lexical_cast and my hand rolled one don't deal well with hex strings... as well. You can use it like this try unsigned int x lexical_cast int 0x0badc0de catch bad_lexical_cast whatever you want..
Is any part of C++ syntax context sensitive? [duplicate] http://stackoverflow.com/questions/1172939/is-any-part-of-c-syntax-context-sensitive formalism. It is in that section of the standard where lexical decomposition is described including the rules where it must.. once. The various grammars two overlapping grammars for lexical analysis one which takes place before preprocessing and the..
Very poor boost::lexical_cast performance http://stackoverflow.com/questions/1250795/very-poor-boostlexical-cast-performance poor boost lexical_cast performance Windows XP SP3. Core 2 Duo 2.0 GHz. I'm finding.. Windows XP SP3. Core 2 Duo 2.0 GHz. I'm finding the boost lexical_cast performance to be extremely slow. Wanted to find out ways.. casting c std string s for int i 0 i 10000000 i s boost lexical_cast string i java String s new String for int i 0 i 10000000..
http://stackoverflow.com/questions/1335561/c-exception-class-design UNKNOWN_EXCEPTION_STR eg file not found FILE_OPEN_ERROR lexical cast type error TYPE_PARSE_ERROR NOTE in many cases functions..
http://stackoverflow.com/questions/135069/ifdef-vs-if-which-is-better-safer-as-a-method-for-enabling-disabling-compila than 0 1 in your #define and because the value is a single lexical token it's the one time you don't need parentheses around it...
Is C++ context-free or context-sensitive? http://stackoverflow.com/questions/14589346/is-c-context-free-or-context-sensitive formalism. It is in that section of the standard where lexical decomposition is described including the rules where it must.. once. The various grammars two overlapping grammars for lexical analysis one which takes place before preprocessing and the..
How can I extend a lexical cast to support enumerated types? http://stackoverflow.com/questions/1528374/how-can-i-extend-a-lexical-cast-to-support-enumerated-types can I extend a lexical cast to support enumerated types I have the following function.. everything else. Thank you c serialization enums casting lexical cast share improve this question You have to do two steps...
emacs completions or IntelliSense the same as on Visual Studio http://stackoverflow.com/questions/1644490/emacs-completions-or-intellisense-the-same-as-on-visual-studio semantic idle summary mode 1 Display a tag summary of the lexical token under the cursor. to work with my include files and cedet..
How do I check if a C++ string is an int? http://stackoverflow.com/questions/2844817/how-do-i-check-if-a-c-string-is-an-int to fail the temporary stream object creation by the lexical cast is overkill and over inefficient when the C standard library..
How do I use boost::lexical_cast and std::boolalpha? i.e. boost::lexical_cast< bool >(“true”) http://stackoverflow.com/questions/4452136/how-do-i-use-boostlexical-cast-and-stdboolalpha-i-e-boostlexical-cast-b do I use boost lexical_cast and std boolalpha i.e. boost lexical_cast bool &ldquo true&rdquo.. do I use boost lexical_cast and std boolalpha i.e. boost lexical_cast bool &ldquo true&rdquo I've seen some answers to other.. &ldquo true&rdquo I've seen some answers to other boost lexical_cast questions that assert the following is possible bool b..
How to convert a number to string and vice versa in C++ http://stackoverflow.com/questions/5290089/how-to-convert-a-number-to-string-and-vice-versa-in-c with std ostrstream . The latter is deprecated Use boost lexical cast . If you are not familiar with boost it is a good idea.. it is a good idea to start with a small library like this lexical_cast. To download and install boost and its documentation go.. same as the previous one just less verbose. #include boost lexical_cast.hpp #include string int main float f 1.2 int i 42 std string..
http://stackoverflow.com/questions/575143/writing-my-own-c-compiler does it mean that I must do everything from scratch from lexical analyser to binary code generation c compiler programming languages..
For nested templates, when did `>>` become standard C++ (instead of `> >`)? http://stackoverflow.com/questions/7087033/for-nested-templates-when-did-become-standard-c-instead-of that in C is the right shift operator which is a single lexical token which conflicts with the two separate tokens that would.. In other words the if allowed to close nested templates is lexically ambiguous but this can be and is being addressed by extra..
What's the scope of inline friend functions? http://stackoverflow.com/questions/8207633/whats-the-scope-of-inline-friend-functions After searching aroung SO one question taught me that the lexical scope of an inline friend function is the class it's defined..
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