Tutorial by Topics: le

Protocols and Delegates are two related but different concept: A Protocol is a interface a class can conforms to, meaning that class implements the listed methods. A Delegate is typically an anonymous object that conforms to a protocol. The application of Delegate called Delegation is a design ...

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For debugging and troubleshooting in Codeigniter, you can use Profiler, part of Output library

object ICloneable.Clone() { return Clone(); } // Private implementation of interface method which uses our custom public Clone() function. public Foo Clone() { return new Foo(this); } // Public clone method should utilize the copy constructor logic. The CLR requires a method definition o...

This section provides an overview of what calendar is, and why a developer might want to use it. It should also mention any large subjects within calendar, and link out to the related topics. Since the Documentation for calendar is new, you may need to create initial versions of those related t...

This section provides an overview of what telegram is, and why a developer might want to use it. It should also mention any large subjects within telegram, and link out to the related topics. Since the Documentation for telegram is new, you may need to create initial versions of those related t...

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The knapsack problem or rucksack problem is a problem in combinatorial optimization. Given a set of items, each with a weight and a value, determine the number of each item to include in a collection so that the total weight is less than or equal to a given limit and the total value is as large a...

In the example above, a reference field (SupID) can be used to indicate the ID of that employee's supervisor. Using something as simple as a DLOOKUP can return the name of that supervisor. eg. DLOOKUP("Name","EmployeeTable", "ID = " & SupID) Another good ex...