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Strange behavior for Map, parseInt [duplicate]
... ah that makes sense, so the 2nd number is trying to evaluate in base 1 and fails and the rest will just return the index? That makes sense. Thanks.
– Ben McCormick
Jan 25 '13 at 18:50
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Why should I implement ICloneable in c#?
...lied as a generic constraint along with other constraints. For example, a base class might usefully support a number of derivatives, some of which could be usefully cloned, and some of which could not. If the base type itself exposed a public cloning interface, then any derivative type which could...
Overloaded method selection based on the parameter's real type
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Ability to dispatch a call to a method based on types of arguments is called multiple dispatch. In Java this is done with Visitor pattern.
However, since you're dealing with Integers and Strings, you cannot easily incorporate this pattern (you just cannot modify ...
How to get error message when ifstream open fails
...ilure:
std::ifstream f;
//prepare f to throw if failbit gets set
std::ios_base::iostate exceptionMask = f.exceptions() | std::ios::failbit;
f.exceptions(exceptionMask);
try {
f.open(fileName);
}
catch (std::ios_base::failure& e) {
std::cerr << e.what() << '\n';
}
e.what(), ho...
Filtering a list of strings based on contents
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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WCF vs ASP.NET Web API [closed]
... of the concepts have changed).
WCF was originally created to enable SOAP-based services. For simpler RESTful or RPCish services (think clients like jQuery) ASP.NET Web API should be good choice.
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Interfaces vs. abstract classes [duplicate]
...ement/inherit from your interface/abstract class, but inherit from another base class, use an interface.
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Haskell offline documentation?
...S]
Commands:
[search] Perform a search
data Generate Hoogle databases
server Start a Hoogle server
combine Combine multiple databases into one
convert Convert an input file to a database
test Run tests
dump Dump sections of a database to stdout
rank Gener...
SHA512 vs. Blowfish and Bcrypt [closed]
...whole hasn't had as much scrutiny as Blowfish itself, I believe that being based on a cipher with a well-understood structure gives it some inherent security that hash-based authentication lacks. Also, it is easier to use common GPUs as a tool for attacking SHA-2–based hashes; because of its memor...
Any reason to prefer getClass() over instanceof when generating .equals()?
...rticularly important because most of the collections (HashTable, etc.) are based on the equals method. If you put a member of the super class in a hash table as the key and then look it up using a subclass instance, you won't find it, because they are not equal.
See also this SO answer.
Effective...