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Splitting templated C++ classes into .hpp/.cpp files--is it possible?
I am getting errors trying to compile a C++ template class which is split between a .hpp and .cpp file:
16 Answers
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What are the rules for JavaScript's automatic semicolon insertion (ASI)?
...e affected by the automatic semicolon insertion (also known as ASI for brevity):
empty statement
var statement
expression statement
do-while statement
continue statement
break statement
return statement
throw statement
The concrete rules of ASI, are described in the specification §11.9.1 Rules of...
Why java.util.Optional is not Serializable, how to serialize the object with such fields
The Enum class is Serializable so there is no problem to serialize object with enums. The other case is where class has fields of java.util.Optional class. In this case the following exception is thrown: java.io.NotSerializableException: java.util.Optional
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Why does Hibernate require no argument constructor?
... no-arg constructor, since serialization uses jvm magic to create objects without invoking the constructor. But this is not available across all VMs. For example, XStream can create instances of objects that don't have a public no-arg constructor, but only by running in a so-called "enhanced" mode w...
When to use reinterpret_cast?
I am little confused with the applicability of reinterpret_cast vs static_cast . From what I have read the general rules are to use static cast when the types can be interpreted at compile time hence the word static . This is the cast the C++ compiler uses internally for implicit casts also.
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Is there a command line utility for rendering GitHub flavored Markdown?
I'm wondering if there is a command line utility for taking a GitHub flavored Markdown file and rendering it to HTML.
25 ...
How to Calculate Execution Time of a Code Snippet in C++
I have to compute execution time of a C++ code snippet in seconds. It must be working either on Windows or Unix machines.
1...
Add Keypair to existing EC2 instance
I was given AWS Console access to an account with 2 instances running that I cannot shut down (in production). I would however like to gain SSH access to these instances, is it possible to create a new Keypair and apply it to the instances so I can SSH in? Obtaining the exisiting pem file for the ke...
SHA512 vs. Blowfish and Bcrypt [closed]
I'm looking at hashing algorithms, but couldn't find an answer.
6 Answers
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Do I really have a car in my garage? [duplicate]
...stract int getPriceAfterYears(int years);
}
Every Vehicle has a price so it can be put inside the Vehicle abstract class.
Yet, the formula determining the price after n years depends on the vehicle, so it left to the implementing class to define it. For instance:
public Car extends Vehicle {
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