32 questions
class Account: def __init__(self, money): self.__money = moneyclass AccountManager: def __init__(self): self.__accList[] def newAcc(self): global Name global money self.__accList.append(Name) ##...
What is the best way to check if object properties are undefined in JavaScript?
So far, we've used the isNaN function to check whether the variable is a string or an object, but it doesn't seem to work properlyI wonder if I did it the right way.if(isNaN(element)) element = docume...
To draw a multi-line arm chart A total of four types of JsonArray must be combined. In addition, the key names of the four JsonArray are duplicated, so xx1, xx2, and... and so on It is not easy becaus...
Hi, everyone. var color = 'red';function foo() { var color = 'blue'; // 2 function bar() { console.log(color); // 1 } return bar;}When you want to get the color variable of the foo function from the ...
What is the most efficient way to copy JavaScript objects? What I've seen so far is obj = eval(uneval(o));It's like this, but it's only available on Firefox right now. obj = JSON.parse(JSON.stringify(...
Hello.Array below const data = [[1, 2, 3, 4], [5, 6, 7, 8], [9, 10, 11, 12]];I want to change it to the object below.const data = [ { a: 1, b: 2, c: 3, d: 4 }, { a: 5, b: 6, c: 7, d: 8 }, { a: 9, b: 1...
DummyBean dum = new DummyBean();dum.setDummy(foo);System.out.println(dum.getDummy()); // prints 'foo'DummyBean dumtwo = dum;System.out.println(dumtwo.getDummy()); // prints 'foo'dum.setDummy(bar);Syst...
When you create an object in Java, There are times when you use Box-Box, such as Box<String> box = new Box<>();There are times when I use Set-HashSet, such as Set<String>set1 = new H...
var validation_messages = { key_1: { your_name: jimmy, your_msg: hello world }, key_2: { your_name: billy, your_msg: foo equals bar }}For example, I'd like to see a member of an object.How do you ...
| « | - 3 - | » |
© 2024 OneMinuteCode. All rights reserved.