14 questions
As far as I know, i+=j; and i=i+j have the same meaning int i = 5; long j = 8;If I = i+j;, it can't be compiled. If I = j;, it runs well I wonder why.
If you use isdigit(), only the integer is true, and the real type shows FalseI don't think there's anything like isfloat() what should I do?
What is the best way to avoid data loss when converting from long to int?public static int safeLongToInt(long l) { int i = (int)l; if ((long)i != l) { throw new IllegalArgumentException(l + cannot b...
public enum MyEnum{ EnumValue1, EnumValue2}MyEnum enumValue = (MyEnum) x; //Doesn't work???How can I cast int as enum?
What is the best way to change boolean to int?
I want to cast an object as int. How do I do it
I'd like to change the value received by crawling the website to int with the string ex : 1,551 consisting of numbersI don't think I can convert to int because of comma.error message : Could not conve...
I am studying Java again, and I am posting a question because I have a question.public class super{ public int one= 11; public int two= 22; public void one_method() { System.out.println(super one_met...
Hello, everyone I'm running Python on Jupiter laptop I'm asking because I'm not sure how to write a for statement for a variable.The variables are from Year1 to Year10.# Year1 type conversion index = ...
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