new-operator

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Ruby on Rails - enquiring about passing parameters

I am creating a simple RoR application where I can create posts and also comment on them.My thought on how to do this is to have posts and comments be of the same type and utilizing the same MVC excep[详细]

2023-04-10 23:33 分类：问答
iPhone New Facebbok SDK . post to wall not coming

My Code is successfully running in Simulator(evn after implementing New Facebook SDK). But when i checked in 开发者_C百科device, Code is running,[详细]

2023-04-10 14:52 分类：问答
Adding a new page to a website

sorry if this question seems a bit open ended, but I\'m often wanting to add new pages to my website. As my website grows, this means I\'m having go back and add a link to the new page on all of my pr[详细]

2023-04-10 05:00 分类：问答
Allocating struct with variable length array member

I know I can do new char[n] to create an array of n chars. This works even when n is not a compile time constant.[详细]

2023-04-10 03:32 分类：问答
Is returning a type pointer the same as 'newing a type'? in c#

Instead of... Video v = new Video(); I want to do Video v = GetVideo(); public Video GetVideo() { return new Video();[详细]

2023-04-10 00:11 分类：问答
Clean way to cancel object creation

I\'m wondering how to stop/cancel the creation of an object, risen by new(). Maybe if some preconditions fail and the object isn\'t needed.[详细]

2023-04-09 12:03 分类：问答
PHP creating a new object or use existing one if isset?

Many times i find this redundan开发者_运维知识库t: $found = $repo->findOneByCode($code); $zone = isset($found) ? $found : new Zone();[详细]

2023-04-09 11:05 分类：问答
Anyone can give me a summary of "single quote mark" usage in Ada?

I\'ve just read \"Ada Programming\" but I\'m a bit confused about how to use \' (single quote mark) in Ada.[详细]

2023-04-08 09:52 分类：问答
Deleting a doublepointer (matrix)

I am solving a quantum-mech problem which requires me to find some eigenvalues by manipulating some matrices. The specifics of this problem is not relevant, I just need help with the c++ problem, I am[详细]

2023-04-07 22:17 分类：问答
Operator new with nothrow option still throws exception

There is such code: #include &开发者_StackOverflow社区lt;iostream> int main(){ for(;;){ int* ptr = new (std::nothrow) int;[详细]

2023-04-07 08:40 分类：问答