concept

Good Data Structures text book

Which is the best book on Data structures to refer to? ...

Concept Application Server IDE CIDE will not launch on XP in IE8?

I am trying with concept://localhost/Samples/CIDE/cide.con with the server running as an NT service A few code examples run (many crash Client.exe but not the server) e.g. concept://localhost/Samples/test.con runs. thanks ...

basics in smarty for beginers

do Smarty and PHP go hand in hand.....and are these not two separate things...please tell me whats the main concept behind the separation of the application (the codings) and the presentation (the looks which includes the HTML tags) parts in Smarty ...

Hibernate on hypersonic in production?

Developers of hypersonic promise increase of performance? But I'm afraid problems with administrating and other aspects of using hsqlDB. Are anybody using this in production? Is it good idea? ...

Check if only single record exists.

I have a table with GID ID DefaultA DefaultB DefaultC DefaultD DefaultE DefaultF my requirement is that there should always be one record in the database always. In the front end if the end user tries to update its ok since he will update the existing record.But if he tries to enter a new record I must stop him. ...

What trivial real-life example do you use to explain programming to total non-programmers?

Possible Duplicate: What is a good example to show to a non-programmer to explain what programming looks like? Programmers seem to live in a world of their own (as this site indicates), with their own vibrant culture - and their own premises and vocabulary. Once we've been in the field for a bit, we take a lot of things for gr...

Macros in C.... please give the solution

suppose i declared a macro name anything, xyz() and now i am creating another macro xyz1() and referencing the 1st macro i.e xyz() in 2nd. finally i'll create another macro xyz2() and referencing 2nd macro in 3rd... now my question is is this correct(its executing without any problem)..? and macro xyz() is defined twice.... why its no...

iPad magazine app concept?

hi, what is the best way and technique to develop a ipad magazine app? is it possible to use html5/css including swipe effects and stuff? what are other techniques? thanks in advance regards ...

Recursion Vs Loops

I am trying to do work with examples on Trees as given here: http://cslibrary.stanford.edu/110/BinaryTrees.html These examples all solve problems via recursion, I wonder if we can provide a iterative solution for each one of them, meaning, can we always be sure that a problem which can be solved by recursion will also have a iterative so...

Multiplayer game in iphone - concept, strategy, design ?

Hi all, I want to develop an online multiplayer game for iphone. I have developed two iphone applications but they weren't games. so This is my first game . so Basically I know nothing about how online multiplayer games works on iphone. I just want to know the strategy , beginner's precautions and other design elements that helps me...

Explaining a concept: Does showing code early make it clearer?

I guess this is a question that may interest many, so please discuss! :-) Now, imagine you want to show people you work with a concept for future development (like a new product or a new technology you want to introduce). Does it make sense to show code early or would you go with the PPT first? Or what would you recommend? ...

what kind of initialization is this called - conceptual?

Hi all, I have this snippet from apple sample code "LazyTableImages" . In the code below they are initializing the IconDownloader class . So what kind of behavior is this . *************************This Line ****************************************** IconDownloader *iconDownloader = [imageDownloadsInProgress objectForKey:indexPath]...

Getting started with Core Data

I am having trouble understanding how Core Data works conceptually and in terms of code. I get that there is a coordinator and a context. I also get that there is state management. How do they work together? I don't understand how I can store, say, an image and a few strings as an object. Let's say I want to retrieve the image and the...

Is it necessary to write else part in every if condition?

Hello all, The question i asked might be closed. But i just want to know that is it necessary to write else part of every if condition. One of my senior programmer said me that "you should write else part in every if condition" . Suppose we have no condition for write in else part then what should we do ? I assume a healthy discussion wi...

About using an array of functions in Perl...

We are trying to build an API to support commit() and rollback() automatically, so that we don't have to bother with it anymore. By researching, we have found that using eval {} is the way to go. For eval {} to know what to do, I have thought of giving the API an array of functions, which it can execute with a foreach without the API ha...

Remove unwanted jQuery functions

Helo, A library like jQuery is fully loaded and comes with many functions that we may not use in our scripts. Am wondering if there is a way to say read my script find out all the jQuery functions that I am using and its dependencies and then remove the remaining functions from the jQuery library. This could be applied to virtually any ...

encapsulation and abstraction OOPs concept

Does Encapsulation is information Hiding or it leads to information hiding?? As we say that Encapsulation binds data and functions in a single entity thus it provides us control over data flow and we can access the data of an entity only through some well defined functions. So when we say that Encapsulation leads to abstraction or infor...

Timer Efficiency

I am planning to develop a system with tens of thousands of objects in it, which will each have up to 42(but more likely down around 4 or 5) separate actions they will potentially be performing at regular intervals. I also plan to write code that will deactivate the timers until the object comes into use. When idle, the objects will on...