object

Retrieving information from DOM elements returned using ajax

I am new(ish) to jQuery and am testing out the extraction of DOM element data using jQuery. Below, detailed on the firebug console I tried to extract data 10 different ways (from 1- to 10-) using data returned directly from the ajax request (rtnData). And then to compare, I wrapped (rtnData) in a div to make it a jQuery object, and sto...

An error occurred creating the form. See Exception.InnerException for details. The error is: Object reference not set to an instance of an object.

I get this error when attempting to debug my form, I cannot see where at all the error could be (also does not highlight where), anyone have any suggestions? An error occurred creating the form. See Exception.InnerException for details. The error is: Object reference not set to an instance of an object. Dim dateCrap As Str...

Dynamically create and cast objects at runtime

Let's say we have 2 classes A and B public class A{ private int member1; A() { member1 = 10; } public getMember(){ return member1; } } Class B is also on the same lines except that its member variable is named member2 and gets intitialized to say 20 inside the constructor. My Requirement : At ...

NHibernate Query object collection issue

Hi, I am new to NHibernate and need some information regarding the internal working of the engine: I have a table called Student and the design is as follows: RollNo Name City Postcode and there are 5 more columns like this. I have School class and mappings associated with it. I am querying RollNo and Name using session as given be...

Why does C++ behave this way?

#include<stdio.h> class A { public: int a;}; class B: public A { int c; int d; }; int main() { A* pA = new B[10]; B* pB = new B[10]; printf("\n%d", pA->a); pA++; printf("\n%d", pA->a); // prints junk value printf("\n\n%d", pB->a); pB++; printf("\n%d", pB->a); return 0; } The second pr...

Unboxing to unknown type

I'm trying to figure out syntax that supports unboxing an integral type (short/int/long) to its intrinsic type, when the type itself is unknown. Here is a completely contrived example that demonstrates the concept: // Just a simple container that returns values as objects struct DataStruct { public short ShortVale; public int In...

How can I get a value out of a jQuery object?

I am returning some data (example below) and saving it to a jQuery object (or is this an array and I am confusing the two?) when I log the variable that is the object it has the values I am looking for but how do I access the data inside this object? code $itemPosition = { 'top': $item.offset().top, 'left':$item.offset().left }...

Get Instance ID of an Object in PHP

I've learn a while ago on StackOverflow that we can get the "instance ID" of any resource, for instance: var_dump(intval(curl_init())); // int(2) var_dump(intval(finfo_open())); // int(3) var_dump(intval(curl_init())); // int(4) var_dump(intval(finfo_open())); // int(5) var_dump(intval(curl_init())); // int(6) I need something simi...

Returning new object, overwrite the existing one in Java

Note: This is an assignment. Hi, Ok I have this method that will create a supposedly union of 2 sets. i mport java.io.*; class Set { public int numberOfElements; public String[] setElements; public int maxNumberOfElements; // constructor for our Set class public Set(int numberOfE, int setE, ...

Change all instances of object to iframe for IE using Jquery

I was wondering if it would be possible to use jquery to change all object tags on a site automatically to iframe for IE 8 and below. I would like this so that it can be xhtml 1.1 valid and not have to be double coded all the time and you would not have to focus on non-standard browsers. The data attribute would have to be changed to sr...

Array in element of object

Why in example 'mytest' isn't an array? class myclass { public $mytest = array(); } $insert = new myclass; $insert -> mytest = Array (15, 50); ...

How to convert an object into a double?

I am working on VS C# on the following code, which converts an user input math expression and computes it. MSScriptControl.ScriptControl sc = new MSScriptControl.ScriptControl(); sc.Language = "VBScript"; sc.ExecuteStatement( "function pi\n" + "pi = 3.14159265\n" + "end functi...

Unable to create unmanaged object using new keyword in managed C++

Hi all, I've created a class with a boost::unordered_map as a member, Linkage.h #ifndef LINKAGE_H #define LINKAGE_H #include <boost/unordered_map.hpp> class Linkage { private: boost::unordered_map<int, int> m_IOMap; public: .... }; Linkage.cpp #include "stdafx.h" ... // methods and in the managed side of C++, I t...

How a member func can know *programmatically* the 'name of the object' that is calling it?

Let say we have a class MyClass that has and a memberfunc(). An object is created for this MyClass, say ObjA. i.e MyClass ObjA; ObjA calls memberfunc(). Can we get this name 'ObjA' inside memberfunc() programatically? Note: I know how to get the type of the object, i.e 'MyClass', using RTTI (Run-Time Type Identification), the sam...

Cohesion and Decoupling.

Can anyone tell me what are Cohesion and Decoupling? I found coupling but there is no Decoupling anywhere. I need to learn their meanings. Any help will be appreciated. Thanks for replying. ...

What is the difference between an Instance and an Object?

What is the difference between an Instance and an Object? Is there a difference or not? ...

PHP: How do I access child properties from a method in a base object?

I'd like for all of my objects to be able to return a JSON string of themselves. So I created a base class for all of my objects to extend, with an AsJSON() method: class BaseObject { public function AsJSON() { $JSON=array(); foreach ($this as $key => $value) { if(is_null($value)) continu...

How do i delete an empty array of objects?

Hello guys, i define an object: tempRes = new Object[100000][7]; now after that i fill it up till 100 rows for example. Now how to delete every object past that(from tempRes[100] too tempRes[10000]). I need this for a JTable. ...

Access GridViewColumnHeader object from GridViewColumn

Hi, is it possible in wpf to access the header of a gridviewcolumn as gridviewcolumnheader? I have an object: GridViewColumn column; But the "Header" property just returns a string (header text) not the "real" header object. Can anyone help my? ...

How to create an object from 2 arrays?

So I hava array Links and array Params with same langth N So what I need is to create an object where for each link from Links I will be able to see param from Params And than for example to be abble to call something like for each( item in object) if (item.param == "some value") { // some code } else... How to do such thing (C...