Say I wanted to extend Scala\'s MapLike trait with a concrete implementation, IntIntM开发者_StackOverflow社区ap. In order to do so, I need to implement the following methods,
This is the error I get when I try this call from an outside class. Thanks in Advance. Function Call GuessingLettersActivity.userGuess();
In node.js I struggle with classes/objects and the \'this\' keyword.E.g: function Set(arr,leq) { this.leq = leq ? leq : function(x,y) {return x<=y;};
I am new here. I are making a app, where it must show a alert on sms message. I don\'t think I understand how i ex. can call a function from another class, when the function have a \"this\"-attribute.
I\'m trying to use jquery to fade out a <p> tag within a <li> when a delete button is selected.
This question already has answers here: 开发者_运维问答 Closed 11 years ago. Possible Duplicate: c++ call constructor from constructor
I\'m reading crockford\'s Javascript: The Good Parts and am messing around with this piece of code from the lesson invocation patterns:
In Java you can refer to the current object by doing: this.x = x. How do you do this in C++? Assume that each of these code examples are part of a class called Shape.
In Java开发者_JAVA百科 you can simply return this to get the current object. How do you do this in C++?
the object F has a function stored as this.fn and this.state.fn.can be called successfully as f.fn() but not as f.state.fn()
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