All Questions
89
questions
0
votes
0
answers
24
views
How can i list root objects JavaScript [duplicate]
So I have several objects and classes in my script tag
const Main = {}
const App = {}
class Game {}
let state = 777
etc. I'd like to list them.
I've tried
Object.keys(Object.getOwnPropertyDescriptors(...
- 1,287
-1
votes
1
answer
41
views
How can I delete an object and capture the deletion of the object event?
There are two things I am trying to do:
delete an object whether a const or let - right way to do it in node.js
capture the delete or assignation of null or undefined to cInst or dInst object in the ...
- 2,333
0
votes
2
answers
67
views
How to do this the right way? Declaring static object in function
The way I did it works, but feels like unbelievably bad programming.
void draw_display()
{
static DISPLAY mydisplay = DISPLAY(parameters);
mydisplay.set_orientation(0);
do something with ...
- 3
-2
votes
1
answer
640
views
How to make an onclick event change a variable in the global scope?
I need to change a global variable through a click event, but it seems (I suspect) that it won't change that variable value outside the event. i'm looking for making some calculations based on local ...
- 1
1
vote
2
answers
557
views
How to convert a string to a variable name in python
I have a list of two strings:
x = ['feature1','feature2']
I need to create the following list y from the list x:
y = [feature1, feature2]
How can I do that in Python?
- 1,392
0
votes
0
answers
16
views
Javascript console.log(globalThis.object) is undefined but console.log(globalThis) shows that it exists [duplicate]
Goal
Set a global variable in one script and access it from another.
Description
In the translator class i have a method which loads custom translations depending on the user language (i take german ...
- 305
2
votes
0
answers
798
views
Cannot see a global variable declared by var/let under globalThis [duplicate]
In D.Flanagan's 'Javascript the Definite Guide' there's an example:
var x = 1;
console.log(delete globalThis.x)
When I console log this code in node v14.15.1 then instead of false I get true....
- 51
0
votes
2
answers
33
views
Setting a static object for use across multiple projects
I need a sanity check on my approach to a "global" object...
I have a dictionary in xml format that I wish to share across multiple projects running in the same main application, but I need ...
- 51
0
votes
2
answers
102
views
Creating objects of a class via globals()[]
I realize that what I am trying to do is not recommended but, for now, I am interested in pursuing it so as to better understand how object creation and globals()[] work.
In the following code, I am ...
- 345
0
votes
0
answers
235
views
Var vs. Let Keyword With Global Object [duplicate]
When we use the var keyword outside of a function, it creates a global variable and attaches that global variable to window object in the browser. In contrast, when we use a let keyword to declare a ...
- 57
0
votes
2
answers
556
views
Cannot delete python object instance
For an example, I have a class A:
def start():
global object
object = A()
def stop():
del object
I got an error local variable 'object' referenced before assignment
I want to store a ...
- 13
0
votes
1
answer
58
views
Global scope object with constructor
I've created a function that iterates thru some data and creates several objects to hold that data. Everything works as expected, but i now realize that these objects aren't accessible outside the ...
- 29
0
votes
1
answer
168
views
Javascript: Any way to shorten local usage of nested objects?
After coding a complex board game with a ton of variables, objects, and arrays, I've been told that global variables are bad, for various reasons.
One solution given was to wrap the entire javascript ...
1
vote
2
answers
160
views
Where to declare a public object which refer to a VB object?
First time that I use Visual Studio and VB.net.
Could someone explain to me where to declare a public object which refers to a VB object ?
This code works fine :
Public Class Form1
Private ThePen ...
- 21
0
votes
0
answers
61
views
Global objects in C# ASP.Net - always null when read back
In an ASP.Net project, using C#, I have a class (PlcComms.cs) for talking to a Controller (a PLC).
I want the one class object to be globally available, for each web page in my project.
I see from ...
