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c++ Programming Glossary: throwsUsing a C++ class member function as a C callback function http://stackoverflow.com/questions/1000663/using-a-c-class-member-function-as-a-c-callback-function e int A e int k int e return 0 A ~A The compiler throws following error In constructor 'A A ' error argument of type..
Why not use pointers for everything in C++? http://stackoverflow.com/questions/1064325/why-not-use-pointers-for-everything-in-c leak And the answer is possibly . What happens if bar throws an exception delete never gets called the pixel is never deleted..
throwing exceptions out of a destructor http://stackoverflow.com/questions/130117/throwing-exceptions-out-of-a-destructor every element. This implies that if an element destructor throws the vector destruction fails... There is really no good way.. the library makes no guarantees if an element destructor throws from Appendix E3.2 . This article seems to say otherwise that..
catch exception by pointer in C++ http://stackoverflow.com/questions/2023032/catch-exception-by-pointer-in-c throw by value and catch by reference . Your example code throws a pointer which is a bad idea since you would have to manage..
http://stackoverflow.com/questions/2254909/boost-random-number-generator As it stands this code produces the same sequence of dice throws each time. You can randomise the generator in its constructor..
What new capabilities do user-defined literals add to C++? http://stackoverflow.com/questions/237804/what-new-capabilities-do-user-defined-literals-add-to-c This throws at run time. std bitset 64 badbits2 2101010101010101010101010101010101010101010101010101010101010101_bits..
Dynamically allocating an array of objects http://stackoverflow.com/questions/255612/dynamically-allocating-an-array-of-objects a copy constructor then it would also need to worry about throws from the copy constructor. std copy copy.mArray 0 copy.mArray.. at the end of the function return this void swap A s throws std swap this.mArray s.mArray std swap this.mSize s.mSize..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom mArray to null Because if any further code in the operator throws the destructor of dumb_array might be called and if that happens..
Convert std::string to const char* or char* http://stackoverflow.com/questions/347949/convert-stdstring-to-const-char-or-char safe. If anything between the new call and the delete call throws you will leak memory as nothing will call delete for you automatically...
http://stackoverflow.com/questions/4172722/what-is-the-rule-of-three Unfortunately this solution will fail if new char ... throws an exception due to memory exhaustion. One possible solution.. new char strlen that.name 1 If the above statement throws the object is still in the same state as before. None of the..
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 int si i is 42 In case of a bad input lexical_cast throws an exception of type boost bad_lexical_cast share improve..
http://stackoverflow.com/questions/6642865/getline-not-asking-for-input input std getline is input C 11 version return stoi input throws on failure C 98 version std istringstream iss input int i if..
“Undefined reference to” template class constructor http://stackoverflow.com/questions/8752837/undefined-reference-to-template-class-constructor Hello world endl return 0 But when I build the compiler throws errors in every instance of the template class undefined reference..
Should I use an exception specifier in C++? http://stackoverflow.com/questions/88573/should-i-use-an-exception-specifier-in-c 0 throw k_too_small_exception g will terminate when lib_f throws. This is in most cases not what you really want. std terminate.. violently die. Write code that returns common errors and throws on exceptional occasions. Error e open bla.txt if e FileNotFound.. exiting process throw Nevertheless when your library just throws your own exceptions you can use exception specifications to..
http://stackoverflow.com/questions/994488/what-is-proxy-class-in-c aproxy mArray i int main try array a a 0 1 ok a 0 42 throws exception catch const char e cout e endl The proxy class now..
Is std::stoi actually safe to use? http://stackoverflow.com/questions/11598990/is-stdstoi-actually-safe-to-use on abc . I looked in the standard to pull more info § 21.5 Throws invalid_argument if strtol strtoul strtoll or strtoull reports.. or strtoull reports that no conversion could be performed. Throws out_of_range if the converted value is outside the range of..
Safely checking the type of a variable http://stackoverflow.com/questions/311102/safely-checking-the-type-of-a-variable makes sure at compile time that T does derive from Base. Throws an exception if handle is NULL or a pointer to a non rtti object..
http://stackoverflow.com/questions/5313322/c-cast-to-derived-class AnimlaPtr2 cat Cat catRef1 dynamic_cast Cat AnimalRef1 Throws an exception AnimalRef1 is a dog Cat catPtr1 dynamic_cast Cat.. like a Cat. Animal a Cat catRef1 dynamic_cast Cat a Throws an exception Its not a CAT Cat catPtr1 dynamic_cast Cat a Returns..
Is it legal to modify the result of std::string::op[]? http://stackoverflow.com/questions/7766087/is-it-legal-to-modify-the-result-of-stdstringop value charT the referenced value shall not be modified. 3 Throws Nothing. 4 Complexity constant time. This means either The referenced..
boost::weak_ptr<T>.lock() Crashes with a SIGSEGV Segmentation Fault http://stackoverflow.com/questions/9948113/boostweak-ptrt-lock-crashes-with-a-sigsegv-segmentation-fault lock const Returns expired shared_ptr shared_ptr this . Throws nothing. However in my application it's even crashed Program..
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