Discussioni Q&A

0 Voti

Please guys make me understand what exactly is inheritance and how to use it in a java program?

13th Mar 2017, 6:27 PM

BHUSHAN PATIL

0 Voti

C - Why can't you compare two structs?

10th Dec 2016, 3:14 PM

Anand Chourasiya

c equals structs

0 Voti

What does it mean when we equals content of a pointer variable to address of 1st element of array?

4th Jan 2020, 8:20 PM

Paolo De Nictolis

array c++pointer

0 Voti

If hashcodes of two object is same, objects are equals?whats mechanism in equals?

6th Mar 2018, 10:06 AM

Purvank Bhiwgade

0 Voti

What should we write in hashCode() method when overriding equal()

14th Sep 2018, 8:28 PM

Mohammad Askari

1 Voto

What if i have two instances of a class named student and both students have the same name, would == return true?

25th Jun 2016, 6:18 AM

Jigar Thacker

1 Voto

Explain to me why "Whenever you implement equals, you MUST also implement hashCode"?

29th Mar 2016, 12:16 AM

brendon

equals hashmap

1 Voto

what is scope of programmers in pakistan?

21st Jun 2017, 7:26 PM

Pragyanshu Sharma

equals java pakistan

0 Voti

8 Risposte

6th Mar 2017, 1:29 AM

Syed Anees Raza

In c, can i used equals() function to compare the two values of character variable? If yes, then how?

()==b a.equals

2 Voti

Which data structure that implements a Map interface uses an == operator, rather than the equals method for objects comparison?

25th Mar 2018, 4:13 PM

varun pawar

java

0 Voti

No break in case 1 but why enters case 2 and also prints tuesday? Since Day equals 1 and is not equal 2 ?

18th Feb 2017, 4:53 AM

Kartikeya Bhardwaj

switch

0 Voti

Why is there name.hashcode()...?

10th Mar 2019, 4:07 PM

αλφας βήτας

0 Voti

what is the purpose of using equals() or hashcode() method in java?

10th Sep 2017, 4:30 AM

Vijay Chavda

equals hashcode java

6 Voti

I did not understand equals, hash code methods how they are coded. Anyone can explain

10th Apr 2017, 8:52 AM

maruf sikder

0 Voti

can anyone explain to me every line of this code and what can this code do?

6th Mar 2017, 7:59 AM

Nagaraju Kandula

0 Voti

How to spot mistakes when comparing two strings

7th Apr 2017, 3:53 PM

Hazem Essam

c#equals

0 Voti

Noob sanitycheck [String comparison]

29th Dec 2017, 10:01 AM

Tho5mas

equals python3 strings

0 Voti

Hi all, equal method is used for what?

21st Jan 2020, 2:39 PM

ren[paused]

1 Voto

assignment equals javascript python

6th Dec 2016, 2:39 PM

ehsan shahbazi

Just typical JavaScript

1 Voto

10 Risposte

27th Aug 2020, 5:26 PM

Bright Londa

I need the basic rules for any kinds of coding?

basics equals namespaces

1 Voto

Equal method and hashcode

7th Sep 2019, 1:50 AM

Adil Abdullah

equals hashcode

0 Voti

2nd Nov 2017, 9:00 AM

oyl

Overriding equal method

1 Voto

31st Oct 2017, 10:10 AM

oyl

why use hashCode()

0 Voti

Hi all, what does it mean? Please someone explain it for me

21st Dec 2016, 11:22 AM

Muktashim & Rosmalina

1 Voto

6th Dec 2016, 2:35 PM

ehsan shahbazi

comparing object

0 Voti

How to design using java?

12th Aug 2018, 6:29 AM

jyoti dhakad

1 Voto

8th Jul 2017, 3:19 PM

NAVEEN S

Why so crappy?

0 Voti

6th Nov 2017, 10:32 AM

Alexander

Notice

0 Voti

What exactly is data overriding?

4th Apr 2017, 2:00 PM

Talib Muhammad

0 Voti

I cant under stand why and when we use this method?

10th Dec 2016, 3:19 PM

Anand Chourasiya

0 Voti

How can 2 objects be compared to be equal if there are multiple data variables?

16th Mar 2017, 7:02 AM

ali lashkari

0 Voti

need explanation:I don't know how the code runs here ,help me out if anybody else there

10th Mar 2016, 7:57 AM

Ernest Tan

0 Voti

16th Nov 2017, 6:42 AM

Santhosh Selvam

equals()

0 Voti

What is the meaning in following java code: String s1="hello"; String s2="hello";boolean c=s1.equals(s2); System.out.println(c);

20th Feb 2017, 1:15 PM

Harsh Dhaundiyal

equals java strings

1 Voto

Hello all technicien friends! Could you tell me what is the second printed line?the location adress of a1? Thanks👍

1st Dec 2016, 8:03 PM

Sagar Maharana

equals java memory methods

2 Voti

6 Risposte

9th Jan 2021, 9:08 AM

Theo Martier

Compare 2 Strings

compare equals java string

3 Voti

7 Risposte

26th Jan 2018, 6:27 PM

Sad

Equals() method here i dont get Object obj and this==obj. What is it plis help

equals java methods

1 Voto

Has anyone realised that although programming may be fast in reality to do, that in our reality it takes much time to perfect?

17th Aug 2018, 2:37 PM

stephen haokip

equals perfection programming time

6 Voti

Why do you override the equals() method?

2nd Mar 2018, 8:29 PM

Daniel William Rutter

equals java methods override

7 Voti

22nd Mar 2017, 5:01 AM

Dev

No idea about ((A)o)

classes equals java objects

2 Voti

7 Risposte

30th Aug 2016, 11:17 AM

Edd Palencia-Vanegas

Conditional

==c conditional equals

2 Voti

Have multiple values and need to evaluate.

26th Mar 2019, 11:43 AM

Sergiy L 🇺🇦

equals html javascript

-1 Voto

String a = "a"; String b = "b"; if(a.equals(b)){ System.out.println("a equals b"); } in above why we wrote " a.equals(b)" i cant understand.. describe in details plz.. i m a beginner

19th Jul 2018, 2:54 PM

Ritheesh

if-statements java

2 Voti

Ruby - Why is output 2 and not 3?

28th Jul 2016, 7:43 AM

Niki Patra

conditional equals operators ruby

3 Voti

assume user can input 2 integers, let it be (15,3) so we have to print all the possible sums of 3 digits which equals input1(15)

2nd Feb 2020, 10:57 PM

Paolo De Nictolis

java logic

0 Voti

Can somebody explain below code line by line or can somebody give me simplified version.

11th Jul 2017, 2:01 PM

Jay Parekh

equals hashcode java

0 Voti