difference

SQL -- Derive Date Difference Column

+------+-------------------------+ | proc | endTime | +------+-------------------------+ | A | 2010/01/01 12:10:00.000 | | B | 2010/01/01 12:08:00.000 | | C | 2010/01/01 12:05:00.000 | | D | 2010/01/01 12:02:00.000 | | ...| ... | So basically the data I pull from SQL will look somethin...

What is the difference between URLLoader and URLRequest in Actionscript?

What is the difference between URLLoader and URLRequest in Actionscript? ...

What are the differences between RDLs in MS Reporting Services 2000 vs 2005?

I am working on a reporting project, and the client currently makes use of MS Reporting Services 2000, and I am developing using Reporting Services 2005. What are the differences between RDLs in Reporting Services 2000 vs 2005? The RDL is just an XML file, and the difference's I've picked up so far are: XML Namespace in root element:...

How to find if there are any differences between two images using Python?

Possible Duplicate: How can I quantify difference between two images? I've used Imagick's convert function to convert a tif-image to png. Using imagick you can compute a new image based on the two to see any difference. Any difference will show up as red dots on a grey/transparent version of the original image. That's all nice...

Whats the difference between CS and IT?

Whats the difference between Computer Science Engineering(CSE) and Information Technology(IT)? ...

Reasons to choose C over C++

Possible Duplicate: Whats the advantage of using C over C++ or is there one? Hello all. I was wondering why so many people continue to code in C when C++ has now been out for such a long time. What advantages/disadvantages are there?? I heard that there are differences (ie. advantages to C) in the way that linking is done, b...

difference between string object and string literal

what is difference between String str = new String("abc"); and String str = "abc"; ...

C++ int a[n] working in g++ but not with vs2008

I have the following code: ... int n; cin >> n; int numbers[n]; ... It compiled with netbeans on mac using g++ (I think) and it didn't compile using vs2008 on windoze. Why is it so hard to make it work with every compiler? The size of the array is known before allocating it. EDIT: I know abot std::vector. Actually this was part of a...

What are the differences between Active Record and Repository pattern?

It seems to me that the only difference is that Active Record has CRUD methods in data container class, and the Repository pattern uses separate class for data container and CRUD methods, but surely I'm wrong. What are the differences between Active Record and Repository pattern? When should I use which pattern? ...

Sort & uniq in Linux shell

What is the difference between the following to commands? sort -u FILE sort FILE | uniq Thanks! ...

Difference between two maps

I need to very efficiently compare two maps in Clojure/Java, and return the difference as determined by Java's .equals(..), with nil/null equivalent to "not present". i.e. I am looking for the most efficient way to a write a function like: (map-difference {:a 1, :b nil, :c 2, :d 3} {:a 1, :b "Hidden", :c 3, :e 5}) => {:b nil, :c 2...

What's the difference between UML-Modeling and UML-design

Hi, What's the difference between UML-Modeling and UML-Design or it's same concept. Thank you. ...

Difference between page_load and onLoad

What is difference between page_load and onLoad functions in ASP.NET codebehind? ...

Algorithm to get changes between two arrays

I needed to create an algorithm which will (efficiently) take an old array and a new array and give me back the changes between the two (which items added, which removed). It happens to need to be in JavaScript (to run in the browser) but the algorithm's more important than the language. This is what I came up with: http://jsbin.com/ose...

What is the difference between a parameterized class and a metaclass (code examples in Python please)?

Hello Stack Overflow contributers, I'm a novice programmer learning Python right now, and I came upon this site which helps explain object-oriented paradigms. I know that metaclasses are classes of classes (like how meta-directories are directories of directories, etc. etc.), but I'm having trouble with something: What is the actual dif...

What are the major difference between C# and C++?

Possible Duplicate: Differences between C++ and C#/.Net I'm looking for things like: C# can use strings for case statements whereas C++ can only use integers. C# can only inherit from one class and multiple interfaces. What are some other differences? This seems like I should have found this question in SO but I couldn't....

MySQL: how to get the difference between two timestamps in seconds

Is there a way I can make a query in MySQL that will give me the difference between two timestamps in seconds, or would I need to do that in PHP? And if so, how would I go about doing that? ...

Tool for extracting diff between two MySQL db structures (including tables, procedures, triggers, functions)?

Hello, I'm starting to think about some kind of deployment script. So, sometimes we need to ALTER our tables in release etc. I need some kind of tool to compare DB structure on dev and production (or just previous version), find out difference in table's structures and generate appropriate ALTER's. It will also be great if this tool w...

Memory comparison (with difference position)

Hello! Is there a way to compare two blocks of memory, and know at which point they differ (memcmp() does not meet this requirement)? I wouldn't want to perform costly loops. Thanks in advance. Regards, Neo_b ...

Locally symmetric difference in sql

I have a problem similar to the stackoverflow question posed in the link below except that I need to exclude certain fields from the comparison but still include it in the result set. I'm penning the problem as locally symmetric difference. For example Table A and B has columns X,Y,Z and I want to compare only Y,Z for differences but...