Q&A Discussions

I do this relation between two interface child. I want to display farther and son. Why it is null in this place? Thank you.

28th May 2021, 3:42 PM

SATYAM SINGH

and displa var

1 Vote

25th Jun 2020, 6:30 AM

Malick Diagne

Output in C

null output string terminator without

2 Votes

Why the commented out statements change the output if uncommented ?

1st Aug 2020, 12:27 PM

Yogeshwaran P

arrays c character null pointers strings

2 Votes

11 Answers

25th May 2021, 6:39 AM

Krishna Kumar

Please someone help me in JavaScript DOM when I select the elements from HTML and tried to change the contents it return null 🖐

javascript

0 Votes

Hey guys Idk why when i creat a new file and i write on it when i try to read from by program the pointer always stay in null va

30th Sep 2022, 10:25 PM

Ibrahim Habibu

c files handling in

0 Votes

7 Answers

10th Jan 2022, 11:38 AM

Coderalgeria

Pls how can i solve this issue on my code cannot set property of 'onplaying' to a null ,it was working before it just started

website

2 Votes

C++ STRINGS CONCATENATION USING POINTERS

3rd Sep 2020, 4:22 PM

Okonkwo Emmanuel

c++concatenation null pointers string

0 Votes

Why is this code not working?

11th Jan 2021, 10:22 PM

Hammad Yaqub

game null style typeerror

0 Votes

What difference between two statement in my code?

29th Sep 2020, 5:17 PM

alliedgalaxydev

arrays java null objects oop

2 Votes

6 Answers

31st Mar 2019, 9:23 AM

shreyash joshi

Why is the output null? Is it the error in code?

compiler java null web

1 Vote

Does string in java terminate with NULL and does it occupy any space? What will be length of the string "HELLO" ?

31st Mar 2020, 5:44 AM

Bibek

java strings

1 Vote

difference between blank and null???

10th Jan 2017, 6:00 AM

Nabajyoti Kumar Das

blank null php

0 Votes

Below is my simple tic tac toe game. I have a problem in single player mode an error shown up as unable to set innerHTML of null

19th Jul 2017, 7:06 AM

dixu

html5 javascript

3 Votes

Can we use normal javascript event function on jquery document selector?

13th Mar 2019, 5:55 PM

viknesh vikky

event function jquery js null

1 Vote

Which is the difference between: "string test;". "string test = "" ; ". "string test = null; "

14th Oct 2020, 4:55 AM

El Roy Situmorang

???c#null vars

0 Votes

6 Answers

7th Oct 2018, 12:26 PM

Gabriel Felix dos Santos

Can someone explain how this works?

class java null static-variables

1 Vote

What if I send null as one parameter and try to perform operation on it in the function like adding, then what would the function return?

13th Sep 2018, 4:18 PM

StealthyTaco

functions javascript

1 Vote

I want to input in java from console, but it is throwing NullPointerException

16th Apr 2016, 6:50 AM

zainul abedin

exceptions java null nullpointerexception system

0 Votes

4 Answers

12th Jul 2021, 8:07 PM

Yuvraj Singh

Output <null>

canvas html javascript js null

0 Votes

is it necessary to specify not null on a column you are defining as the primary key? Seems like that was included in the definition of pk

19th Nov 2018, 6:00 PM

jelger.js

sql tables

0 Votes

4 Answers

8th May 2016, 2:22 AM

Andrew

Understand if the variable is valid

javascript not null website

0 Votes

function-arguments functions javascript null undefined

19th Jan 2017, 11:31 AM

Carlo Gagliolo

Functions in javascript

1 Vote

How to insert data in a foreign key

8th May 2020, 3:31 AM

Prosper Emebo

crud css foreignkey html mysql null php primarykey webapp xampp

0 Votes

[Solved]Why output of this two code is different?

5th May 2021, 8:42 AM

thatstupidcoder

attributes java null string variable

1 Vote

I have a table consisting of datas where some are null.I want to use search filter but tolowercase error occurs beacuse of null

25th Aug 2019, 11:50 AM

Amir01

javascript

0 Votes

19th Sep 2019, 9:11 AM

Yasik Raam

Code not Working Why? JS

cannot null of property set style

0 Votes

I am getting an exception error when running the my ASP.NET web application,

17th Aug 2019, 8:58 AM

MightyJohn

asp.net exception mvc null parameter source

0 Votes

8th Sep 2020, 5:02 PM

Love Coding

No Undefined javascript

dom javascript null undefined

1 Vote

14th Mar 2018, 5:19 PM

Jordan S Reynolds

Why error occurs? (null)

appendchild error javascript js null web

4 Votes

access-violation c++memory null nullptr pointer

3rd Jan 2018, 6:56 PM

Amadeus

Memory access violation

0 Votes

What is the result of the following expressions?

15th Feb 2022, 4:03 PM

Ketan Lalcheta

addition concat expression integer null string sum

0 Votes

Kotlin- When minOrNull() returns null?

5th Feb 2022, 10:48 AM

Martyna Tomaszewska

array extension kotlin maxornull()min()minornull()null return

6 Votes

Why is document.body null? Javascript

21st May 2021, 8:36 AM

Muhd Khairul Amirin

appendchild body button document.body html javascript null

1 Vote

i am getting bunch (null) printed

4th Dec 2019, 10:07 PM

JJ McSquiggles

arrays c c++loop null

0 Votes

29th Sep 2017, 6:47 PM

Hridyansh Thakur

C++ RANDOM

c++code null rand random srand time

0 Votes

How to access the pointer to the character array?? What is the expected output ?

2nd Jan 2021, 10:01 PM

Hammad Yaqub

arrays c c++dynamic memory null pointers

0 Votes

What programming language that can read and analyze html family(include css) code and put it into analytics document or program?

8th Nov 2019, 9:10 PM

Puneet Goel

c cpp java js nodejs null php py

3 Votes

Weird behavior of javascript or html

13th Oct 2020, 2:36 AM

El Roy Situmorang

console css html id innerhtml javascript null object

1 Vote

Why it shows me this eror

8th Sep 2020, 4:12 PM

ASP

cannot error itshow javascript null of set style

1 Vote

Why does my practice example output null?

28th Oct 2020, 5:12 AM

Çrèàtìvè Sàt

getter help java null question setter sololearn

1 Vote

Sql: "int default 1 not null" - how it works?

3rd Mar 2018, 4:18 PM

Jaren Dogan

default mysql not null sql value

0 Votes

[Python] How should I do?

9th Feb 2017, 2:47 AM

SentalPL

coding error file files null nulls program python save saveas

1 Vote

I have seen the below validation. Could someone explain me what exactly does it implies or the use cases why we are going for it

18th May 2019, 1:39 PM

Alfarrel

code if java microservices null programming request response springboot validations

0 Votes

Help! Why is the output of variable String "null"? ("Dies Game" in my profile)

27th Aug 2021, 4:39 AM

!v@R

game help java javagame javahelp null output outputnull problem string variable

0 Votes

I have a project in school and i want to add some login functions. know im planning to make an external js and there i will get the input of the user.In the login button i will put there the username input but how do i cancel the funtion if the users input is null and where should i put these method THANKS FOR THE FUTURE HELP :)

29th Sep 2018, 10:31 PM

Rostislav Kravchenko

javascript

0 Votes