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How to declare a parent and child class in JavaScript?

The one thing I don\'t like about javascript is that there are hundreds of ways to do thing开发者_如何学Gos. What I want to know, is how do I declare a class? Do I use the function() approach? Do I ca[详细]

2023-03-19 12:28 分类：问答
Standard use of 'Z' instead of NULL to represent missing data?

Outside of the argument of whether or not NULLs should ever be used: I am responsible for an existing database that uses NULL to mean "missing or never entered" data.It is different from emp[详细]

2023-03-19 07:27 分类：问答
How do do multiple Unix Standard output redirections

If i were to write the standard output of a file i would do something like python abcd.py > abcd.log[详细]

2023-03-19 06:23 分类：问答
Empty array declaration - strange compiler behavior

I\'ve found a strange looking piece of code in a project I have to maintain. There\'s an empty array member of a class which doesn\'t lead to an compiler error. I\'ve tested some variations of such a[详细]

2023-03-19 00:07 分类：问答
How to build a good Web Look and Feel Standard

I\'m working on a large web project based on LAMP stack. I have to create a \'look and feel standard\' for the aplication and i don\'t know how to begin. What parts must have this standard? Is somewh[详细]

2023-03-18 19:50 分类：问答
Comments for PHP class and functions

I would like to add some documentation comments for my (PHP) class and its functions in some standard format, so that it’s easier for others to understand.[详细]

2023-03-18 12:31 分类：问答
Sharepoint 2007 Newbie question - webpage markup

A web developer created our new intranet in Sharepoint 2007, none of the pages have metadata titles or descriptions (or any metadata tags) also the page has no semantic structure, divs are used instea[详细]

2023-03-18 11:57 分类：问答
shorthand typedef pointer to a constant struct

Declaring a struct with typedef typedef struct some_struct { int someValue; } *pSomeStruct; and then passing it as a parame开发者_运维技巧ter to some function with const declaration, implying \'con[详细]

2023-03-18 09:58 分类：问答
C++ Does it make sense to declare a template function with static inline?

We don\'t have \'ext开发者_开发问答ern template\'s and a \'template\' function is always \'implicit inline\'. Does it make sense anyway?That doesn\'t make sense to me. A function template is not \"imp[详细]

2023-03-17 22:48 分类：问答
Class component order of initialisation

class D: A { B obj; C obj2; } What order of construction here is guaranteed? I know that D will be constructed after A, B and C, but what I really want to know is whether A is guaranteed to be cons[详细]

2023-03-16 05:47 分类：问答