boost::archive::text_iarchive constructor exception
c++,exception,serialization,boost,catch-all
You must close the output file/archive before opening it as input. Otherwise not the full archive will have been flushed: Live On Coliru { std::ofstream ofs("file.txt"); if (!ofs.good()) return 1; boost::archive::text_oarchive oar(ofs); // no exception oar << numbers1; } { std::ifstream ifs("file.txt"); if (!ifs.good()) return 1; boost::archive::text_iarchive iar(ifs); // no...
Setting up catchall email for testing purposes
Easily done: Configure the mail server as though you own the domain, without owning the domain. Add it to your local hosts files and/or nameservers. Note, though: Make sure you pick a domain that doesn't exist. If you pick google.com and send lots of mail to "your" [email protected], you're setting...
Catchall Table with Entity Framework
c#,sql-server,entity-framework,catch-all
The pattern you're describing is sometimes called a "common lookup table" and is generally considered an anti-pattern for reasons of referentially integrity and constraints. Merits of the design decision aside, you have two options: A) Create a new EF entity with properties for Id, CollectionName, Code and Description and map...
Confused about how can I handle several “Possible” exceptions in C++
c++,exception,exception-handling,try-catch,catch-all
You could either do something like: try { //your code } catch(FirstException &e){} catch(SecondException &e){} ... Or if you just want to catch some exceptions that are defined by you, you can create a custom BaseException and then define the others as subclasses of that one....