Recent questions tagged object

0 votes

627 views

1 answer

object - Declaring Variables Memory Leaks

I am wondering what would be the most correct way to deal with memory when using VBScript. Should declare all variables ... , x, y, z, item See Question&Answers more detail:os...

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

0 votes

755 views

1 answer

object - R aggregate data.frame with date column

I have the data frame resambling the one in the below Date Expenditure Indicator 29-01-2011 5455 212 25-01- ... keep date formatted as date. See Question&Answers more detail:os...

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

0 votes

595 views

1 answer

object - Java - Defining a member that extends class A and implements interface B

I have a variable that must meet two conditions, and I want to set them in the definition I know that I ... it or storing multiple copies of it See Question&Answers more detail:os...

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

0 votes

678 views

1 answer

object - How to get (first n bytes of) file from s3 url

this is a basic question, not very advanced, but I am a bit stuck. I am trying to get the first n bytes of a ... to me what the key refers to??? See Question&Answers more detail:os...

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

0 votes

519 views

1 answer

object - Java convention on reference to methods and variables

Section 10.2 of Java conventions recommends using class names instead of objects to use static variables or ... someone could explain this. See Question&Answers more detail:os...

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

0 votes

498 views

1 answer

object - making a class immutable in java

To make a class immutable what I can do is: 1)Make class final 2)do not provide setters 3)mark all variables as ... ,How to prevent this? } } See Question&Answers more detail:os...

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

0 votes

571 views

1 answer

object - Python: default comparison

In Python 2.7, I define an empty new-style class: In [43]: class C(object): pass ....: then ... this -- arguably surprising -- behaviour? See Question&Answers more detail:os...

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

0 votes

844 views

1 answer

object xml is not a member of package scala

The following code in the compiler: abstract class query {def get: Unit => scala.xml.Elem} gives me the error: ... I fix this? Thanks in advance See Question&Answers more detail:os...

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

0 votes

576 views

1 answer

object array or collection in VBA Excel

i would like to have an array of objects in excel that call one event handler. specifically I have multiple buttons ... can't do that in VBA. See Question&Answers more detail:os...

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

0 votes

495 views

1 answer

object - Android: problem retrieving bitmap from database

When I'm retrieving image from the sqlite database my Bitmap object bm return null value can any one help me..? I ... }while(c.moveToNext()); } See Question&Answers more detail:os...

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

0 votes

517 views

1 answer

object - Protobuf-net dynamictype array

I wont to do some serialization with Protobuf-net and getting folowing error for this code snippet: The error: Dynamic ... using 2.0.0.651 build See Question&Answers more detail:os...

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

0 votes

510 views

1 answer

object - Generating names iteratively in R for storing plots

I'm using R to loop through a data frame, perform a calculation and to make a plot. for(i in 2 : 15){ ... out how to define an object using it. See Question&Answers more detail:os...

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

0 votes

406 views

1 answer

object - how to check both training/eval performances in tensorflow object_detection

When I check the tensorboard for observing the training performance, there only shows the eval_0 (in blue) ... to set the checkpoint_dir? See Question&Answers more detail:os...

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

0 votes

552 views

1 answer

object - C++ stack variables and heap variables

When you create a new object in C++ that lives on the stack, (the way I've mostly seen it) you ... difference between that and the top example? See Question&Answers more detail:os...

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

0 votes

668 views

1 answer

object model - Multilingual data modeling on MongoDB

I am trying to model my objects on MonogoDB and not sure how to proceed. I am building a Product catalog ... MongoDB modeling experts here :) See Question&Answers more detail:os...

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

0 votes

405 views

1 answer

object persistence in php

I am fairly new to web programming, I have mainly used java to create desktop applications in the past. I'm ... query the db each time. Thanks See Question&Answers more detail:os...

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

0 votes

518 views

1 answer

object - Java: super.clone() method and inheritance

I have a quick question regarding the clone() method in Java, used as super.clone() in regard to inheritance - ... ? That sounds logical to me. See Question&Answers more detail:os...

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

0 votes

402 views

1 answer

object - What is the difference between var thing and function thing() in JavaScript?

I was just wondering about the difference between the following declaration of JavaScript objects. Specifically, the ... new thing(); See Question&Answers more detail:os...

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

0 votes

550 views

1 answer

object - variables declaration with same name C++

Is this allowed? Class A{ ... ... }; A a; //Global object int main() { A a; // Local object . . ... variable has been declared. Is it ok? Why? See Question&Answers more detail:os...

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

0 votes

470 views

1 answer

object lifetime - __del__ method being called in python when it is not expected

I am new to python and have been working through the examples in Swaroop CH's "A Byte of Python". I am ... reusing them? ... Thanks, Eric See Question&Answers more detail:os...

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

0 votes

471 views

1 answer

object - Javascript callbacks losing 'this'

I have an issuer where I lose the 'this' inside this 'object'. The output of the following piece of ... -id'); some_box.doSomething(); See Question&Answers more detail:os...

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

0 votes

402 views

1 answer

object - Ruby forgets local variables during a while loop?

I'm processing a record-based text file: so I'm looking for a starting string which constitutes the start of ... for main:Object (NameError) # See Question&Answers more detail:os...

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

0 votes

410 views

1 answer

object - Rails 4: accepts_nested_attributes_for and mass assignment

I am trying to reproduce railscast #196 in Rails 4. However, I'm experiencing some problems. In my example I try to ... it as a form object :( See Question&Answers more detail:os...

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

0 votes

715 views

1 answer

object - Default access modifier in C#

If I will create a new object like the following, which access modifier will it have by default? Object objectA = new Object(); See Question&Answers more detail:os...

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

0 votes

589 views

1 answer

object - `new` without `delete` on same variable in Javascript

Is it OK to do this?: function mygetTime() { var d = new Date(); return(d.getTime()); } function ... new Date(); delete temp; } } See Question&Answers more detail:os...

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

0 votes

500 views

1 answer

object - Python check instances of classes

Is there any way to check if object is an instance of a class? Not an instance of a concrete class, but ... am interested in a simple solution. See Question&Answers more detail:os...

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

0 votes

636 views

1 answer

object - HTML 'td' width and height

The 'height' and 'width' are not supported in HTML5. How can I set a td's width and height while conforming to the ... > </div> </body> </html> See Question&Answers more detail:os...

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

0 votes

572 views

1 answer

object - C++ calling base class constructors

#include <iostream> #include <stdio.h> using namespace std; // Base class class Shape { public: void setWidth(int ... implicit calls like C++? See Question&Answers more detail:os...

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

Categories

Just Browsing Browsing

Most popular tags