Top "Wrapper" questions

A wrapper is an OOP technique where an object encapsulates (wraps) another object, resource (dynamically allocated memory, OS file/widow handle, socket, thread mutex, etc) or a set of subroutines, hiding/protecting it and providing another (possibly easier to use) interface.

SQLite "database disk image is malformed"

I am having trouble with an app where the SQLite database is getting corrupted. There was the odd case of …

ios objective-c sqlite wrapper ios7.1
How to decorate all functions of a class without typing it over and over for each method?

Lets say my class has many methods, and I want to apply my decorator on each one of them, later …

python wrapper decorator
Automatically generate C# wrapper class from dll in Visual Studio 2010 Express?

I was told by a colleague of mine that Visual Studio allows one to point to a .dll and auto-magically …

c# dll wrapper visual-studio-express
How to convert Integer[] to int[] array in Java?

Is there a fancy way to cast an Integer array to an int array? (I don't want to iterate over …

java arrays java-8 wrapper
How to test internal class library?

I would like to write a class library which creates for me a complex object but should only be exposed …

c# unit-testing wrapper internal
how to create wrapper class for any user defined class

someone told me that we can create wrapper class for any user defined class instead of only for primitives, if …

java wrapper
wrapper printf function that filters according to user preferences

My program writes to a log and to stdout. Every message, however, has a certain priority and the user specifies …

c filter printf wrapper
How to safely wrap `console.log`?

Suppose I want to include some calls to console.log for some legitimate production reason, say for something like a …

javascript internet-explorer console logging wrapper
Making decorators with optional arguments

from functools import wraps def foo_register(method_name=None): """Does stuff.""" def decorator(method): if method_name is None: …

python wrapper decorator
C++: Function wrapper that behaves just like the function itself

How can I write a wrapper that can wrap any function and can be called just like the function itself? …

c++ function wrapper functional-programming tr1