scope

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Java local variable visibility in anonymous inner classes - why is 'final' keyword required?

I don\'t understand why I cannot always access a variable from inside a \'listener\' or \'handler\'. This is my code:[详细]

2023-04-05 11:21 分类：问答
javascript Scope issue in Ext.Ajax.request

I have this class which automatically generates JSON stores from server. Stores are created on the fly and are viewable in Firebug\'s DOM.[详细]

2023-04-05 09:28 分类：问答
How to return a string for rails view

Use method in helper to hide or show a link accordingly. The method new_cate? works as designed. However the method link_to_edit? causes the following error:[详细]

2023-04-05 06:22 分类：问答
Defining Setter/Getter for an unparented local variable: impossible?

There\'s a few previous questions on StackOverflow questioning how one goes about accessing local variables via the scope chain, like if you wanted to reference a local variables using brac开发者_运维[详细]

2023-04-05 00:40 分类：问答
variable scope in javascript behavior

I have the following javascript function which is responsible of togglling some elements in my html page based on the passed parameter:[详细]

2023-04-04 18:06 分类：问答
Javascript variable scoping issue

I\'m having a problem referencing a global variable inside an object literal: 开发者_运维知识库function f() {[详细]

2023-04-04 17:04 分类：问答
Trouble on using named 'scope' with in a call to an "external" method

I am using Ruby on Rails 3.0.10 and I am trying to implement a scope method in a my model (say model A) by including in that a call to a method present in another model (say model B). That is, in A I[详细]

2023-04-04 11:14 分类：问答
Will a variable go out of scope when the function returns?

void main() { File f; DoSomething(f); DoSomething2(&f); } void DoSomething(File& f) { f.Process(); } // wil开发者_JAVA技巧l f go out of scope when this function returns?[详细]

2023-04-04 02:48 分类：问答
variable scope when dealing with event handlers

function World:draw() --draw the tiles based on 2d int开发者_C百科 array --draw the player --draw the monsters[详细]

2023-04-04 01:29 分类：问答
Rails 2-cases scope

I have scope scope :for_list, lambda { |brand_ids| where(\'brands.id IN (?)\', brand_ids).includes(:models).where(\"models.popular = \'1\'\").order(\'mo开发者_如何学编程dels.name\')[详细]

2023-04-04 01:05 分类：问答