works (3,055)


sql - How does database indexing work?

sql - How does database indexing work?

Closed.This question needs to be more focused.It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by…


sql - How do I index a database column

Hopefully, I can get answers for each database server. For an outline of how indexing works check out: How does database indexing work?…


javascript - Http Auth in a Firefox 3 bookmarklet

Im trying to create a bookmarklet for posting del.icio.us bookmarks to a seperate account. I tested it from the command line like: wget-O---no-check-certificate \ "https://seconduser:[email protected]


Use the routing engine for form submissions in ASP.NET MVC Preview 4

I'm using ASP.NET MVC Preview 4 and would like to know how to use the routing engine for form submissions. For example, I have a route like this: routes.MapRoute( "TestController-TestActi…


algorithm - Red-Black Trees

I've seen binary trees and binary searching mentioned in several books I've read lately, but as I'm still at the beginning of my studies in Computer Science, I've yet to take a class that's really dea…


In C++, what is a virtual base class?

I want to know what a " virtual base class " is and what it means. Let me show an example: class Foo{public: void DoSomething(){/*...*/}}; class Bar:public virtual Foo{public: void DoSpecific(){/*...*…


c# - Getting all types that implement an interface

Using reflection, how can I get all types that implement an interface with C# 3.0/.NET 3.5 with the least code, and minimizing iterations? This is what I want to re-write: foreach(Type t in this.GetTy…


c++ - Could you recommend some guides about Epoll on Linux

I need to know about Epoll On linux System. Could you recommend manual or guides about epoll library? need more detailed guides. it's better to have some examples. help me. and Thank you for reading.…


frameworks - Simple explanation of MapReduce?

Related to my CouchDB question. Can anyone explain MapReduce in terms a numbnuts could understand?…


Stackoverflow Style Notifications in asp.net Ajax

When you get a badge or aren't logged in to stack overflow there's a groovy little notification bar at the top of the page that lets you know there's something going on. I know the SOflow team use JQ…





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