Recent questions tagged class

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class - How to view annotation of java classfile via command line?

Is there a command line tool, preferrably in the JDK, that either prints all annotations in a classfile or takes a ... and had no luck. :( See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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class - Extending a Promise in javascript

I'm learning about classes and inheritance in javascript. I thought that the following is a fairly standard way of ... a bit of fun really. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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class - Access parent's overridden method from parent's context in PHP

I have a drawing PHP class called ClassA that is extended by many other drawing classes, ClassB for ... Desired effect Infinite loop problem See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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class - How to detect method overloading in subclasses in python?

I have a class that is a super-class to many other classes. I would like to know (in the init() of my ... a sub-class has overridden a method? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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class - How are methods, `classmethod`, and `staticmethod` implemented in Python?

At what point do methods in Python acquire a get property? -As soon as they're defined in the class ... class definition and class construction. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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689 views

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class - Are there any static duck-typed languages?

Can I specify interfaces when I declare a member? After thinking about this question for a while, it ... like unnecessary boilerplate code. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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class - 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: ... it doesn't return the result. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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609 views

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class Classname(object), what sort of word is 'object' in Python?

When I create a module with its sole content: class Classname(randomobject): pass And I try to run the .py file ... a keyword, then what is it? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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class - Abstract variables in Java?

I am coming from c# where this was easy, and possible. I have this code: public abstract class clsAbstractTable ... ="contacts"; etc... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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class - What is the purpose of checking self.__class__ ? - python

What is the purpose of checking self.__class__ ? I've found some code that creates an abstract ... /nltk.probability-pysrc.html#ProbDistI See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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509 views

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class - C++ Structs with Member Functions vs. Classes with Public Variables

This is really a question of good form/best practices. I use structs in C++ to form objects that are ... m just asking about best practices. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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804 views

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class - Python calling method without 'self'

So I just started programming in python and I don't understand the whole reasoning behind 'self'. I understand ... thing(self): print "hello" See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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871 views

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class - Hiding private data members? (C++)

Is there a way to hide private data members of a C++ class away from its users, in the cpp file? I think ... to declare them in the header file. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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592 views

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class - C++ singleton vs completely static object

Let say we need to have just one instance of some class in our project. There are couple ways of doing it. ... class. Have I missed anything? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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788 views

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class - PHP: Get method's arguments?

In php I can check all available methods for an object like so: $methods = get_class_methods($object); But how ... there a function for this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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603 views

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class - __new__ and __init__ in Python

I am learning Python and so far I can tell the things below about __new__ and __init__: __new__ is for object ... use of __new__ and __init__? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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739 views

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class - C++ Static variable and unresolved externals error

I was hoping I could get some clarification on static variables of a class. For example: I have two different ... I have that definition wrong. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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603 views

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class attribute type pass by extends in typescript

In this case the type of state is correct. export type Flatten<T> = T extends infer U ? { [K in keyof U]: ... state in case 2. how should i do? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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523 views

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class - How can I implement a Java interface from ColdFusion?

I am working on a ColdFusion app to send Push Notifications via Apple's APNS service. I am using the ... from the arguments being passed. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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729 views

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class - python className not defined NameError

I have a class which i need to instantiate in order to call a method that it contains. When I access ... td.convert(source) print(needed_stuff) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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617 views

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class - stack overflow error in C++ program

So i have this complex class , and i want to have an 2d array of complex numbers this is part of the code not ... the problem , any idea why ? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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527 views

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class - Python classes: method has same name as property

I'm constructing a class, Heating. Every instance of this class has the property 'temperature'. It's ... import doctest doctest.testmod() See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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539 views

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class - Create a JavaScript function dynamically from a string name

Given a string classname, I want to dynamically create a new JavaScript function named after that string that can ... see Pointy's answer. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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695 views

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class - Dynamically create classes in Java

I would like to create a class in Java based on the fields defined in my XML config file: For example: ... the client can use for instantiation. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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609 views

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class - Inner classes in Java - Non static variable error

Im still new to java and i tried to create a inner class and call the method inside main. But theres a compilation ... ("Second class"); } } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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864 views

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class - Python - TypeError: 'int' object is not callable

(Using Python 2.7) Hello, I've two version of a class PairOfDice. 1.) This one is not working and throws ... s wrong with the first one? Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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547 views

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class - What is the proper way of accessing static fields in Java?

I just started learning Java and I wrote a class to test using static fields. Everything works fine but in Eclipse I ... the icon is marked } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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561 views

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class - Access key data across entire app in Angular 2 & Ionic 2

What would be the best way to store data that I can access across an entire app in Angular 2 and Ionic 2 - ... couldn't find much on the topic. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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