Q&A Discussions

javascript null undefined

24th Aug 2020, 2:36 PM

Pawan

undefined or null

0 Votes

9 Answers

23rd Aug 2020, 8:22 AM

Mr. 12

Can't read property... InnerHTML of null

javascript

0 Votes

Getting Uncaught TypeError: Cannot set property of 'onfocus' of null line: 11

23rd Aug 2020, 3:37 AM

Tanveer

html5 javascript

0 Votes

8 Answers

19th Aug 2020, 8:57 AM

Pawan

Is the order of NOT NULL and AUTO_INCREMENT statements after the column name important?

sql

0 Votes

How can I access user in the constructor of parent controller laravel 6? The Auth::user() == null

17th Aug 2020, 11:09 PM

Ali Rezaei

laravel php

1 Vote

Uncaught TypeError: Cannot set property 'innerHTML' of null

10th Aug 2020, 10:04 AM

Abdessamad Ait Si Bella

Output in C

null output string terminator without

2 Votes

5 Answers

1st Aug 2020, 12:27 PM

Yogeshwaran P

error javascript

1 Vote

7 Answers

28th Jul 2020, 2:15 AM

Pankaj Kumar

Why this code output was null character in encrypted & decrypted message place?

c++character null operations string

13 Votes

5 Answers

24th Jul 2020, 7:58 AM

Azhagesanヾ(✿)

I created spy life program but it has wrong output, null should not be in output, how to avoid it

beginner coadcoach help java spylife

3 Votes

22nd Jul 2020, 6:17 AM

Pratik Shinde

Java Problem I

interfaces null

1 Vote

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

9th Jul 2020, 6:00 AM

James Clark I. Vinarao

and displa var

1 Vote

25th Jun 2020, 6:30 AM

Malick Diagne

Null

java null

0 Votes

why I'm getting this error in js console... in where other editor can play this without error.. but solorlearn is giving me erro

24th Jun 2020, 8:39 AM

Kyle Vincent Villamor

addeventlistener null of property

1 Vote

6 Answers

20th Jun 2020, 5:55 AM

Moshiur Rahman Rony

How do I change the image src attribute through javascript?

javascript null src

2 Votes

8 Answers

19th Jun 2020, 9:42 PM

tori the crafter 💛

Uncaught TypeError: Cannot read property 'value' of null

cs html javasc

0 Votes

Is a void pointer same as a null pointer?

18th Jun 2020, 5:51 PM

kaustubh patil

c void

1 Vote

Error de java jsf #{controlador.Persona.nombre}'':Target Unreachable, identifier 'controlador' resolved to null

15th Jun 2020, 5:38 AM

Dipesh Das

java jsf

1 Vote

2nd Jun 2020, 8:11 PM

Arnau Ribas López

Javascript NaN

javascript nan null

3 Votes

Can do this guys. Showing null value.Plz Help me out.

23rd May 2020, 11:53 AM

Lalis

java oop program

0 Votes

20th May 2020, 5:22 PM

Student 31

NULL pointer

c++pointers

0 Votes

cannot read property context of null

16th May 2020, 6:50 PM

Kumudu_Mohottala

canvas css html website

2 Votes

Hi! What's the difference between null and 0 and""

13th May 2020, 3:53 PM

Venkadesh. A

0 Votes

function-arguments functions javascript null undefined

9th May 2020, 9:58 PM

A.M

Functions in javascript

1 Vote

What's so bad about null? Why is it called the "billion dollar mistake"?

8th May 2020, 3:31 AM

Prosper Emebo

c java null

3 Votes

Cannot set property InnerHTML of null !!!

7th May 2020, 3:04 AM

SapphireBlue

javascript

2 Votes

cannot read property 'value' of null in console

1st May 2020, 11:08 PM

DAYLINER BAND

javascript

5 Votes

How many null values does a unique constraint accept in sql?

30th Apr 2020, 3:18 PM

Kashyap Kumar

sql

0 Votes

{SOLVED!} JavaScript + Html Error - Uncaught TypeError: Cannot set property 'innerHTML' of null Line: 10

28th Apr 2020, 4:42 AM

Konala Teja Sri

help html javascript js

0 Votes

Java multidimensional array with null value of second [ ]

27th Apr 2020, 8:28 PM

DevHaz

arrays jaggedarray java

1 Vote

26th Apr 2020, 7:54 PM

Sheraz Tariq

How to use null in c# ?

c#null uses what-is

1 Vote

How to add multiple values in an existing new coloumn where there were already null values present in SQL …

21st Apr 2020, 9:34 PM

Joseph Oritseweyinmi

help sql

1 Vote

How to give null value to a variable?

16th Apr 2020, 5:32 PM

Naveen

python

0 Votes

Why my JS giving null value error in Web?

9th Apr 2020, 12:41 PM

madhan mallisetty

error html javascript

1 Vote

8th Apr 2020, 6:34 PM

Souptik Nath

Why null is used

rest-parameters

1 Vote

Hey guys , how to check if an element in an array of integer is empty? Is it equal to null or 0?

7th Apr 2020, 2:10 PM

Sarthak Gupta

java

1 Vote

TypeError: Cannot set property 'innerHTML' of null

3rd Apr 2020, 4:37 PM

David Bukedi Diela

'innerhtml''uncaught cannot null'of property set typeerror:

0 Votes

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

3rd Apr 2020, 4:25 AM

Bill

compiler java null web

1 Vote

Why is this code returning null

31st Mar 2020, 5:44 AM

Bibek

queryselector

0 Votes

What is NULL in SQL server ???

27th Mar 2020, 9:38 AM

Ramon Rasheed

sql

0 Votes

Why, using same String name variable in every class gives the name null except the last child class ( cinematographer)?

16th Mar 2020, 7:15 PM

Prabhanshu Srivastava

childclass derivedclass inheritance java parentclass string superclass variables

0 Votes

Why mostly in c program using pointer pointer is daclared in this way ? *ptr = NULL

12th Mar 2020, 2:50 PM

Rohan c

c pointers

1 Vote

What happens when we use arrow operator on NULL structure pointer ?

6th Mar 2020, 8:17 AM

Yash Chaudhari

arrow_operator c null structure_pointer

0 Votes

Uncaught Type Error : cannot read property of 'addEventListener' of Null line : 5 . In my code check the code

29th Feb 2020, 2:55 PM

Chris Jones

javascript node.js

1 Vote

Why does it end with "none"?

16th Feb 2020, 6:07 AM

Hari kanani

help none null

0 Votes

7 Answers

7th Feb 2020, 10:36 PM

MyNameIsMutable

Why the strrev[i] = '\0' null in the end of the code?

arrays,c,strings

0 Votes

Is it good to learn a framework before knowing the basics

1st Feb 2020, 4:40 PM

Veli-Matti

null

0 Votes

What's the difference between an empty string and a null string? And both of them will have an address in the memory?

31st Jan 2020, 2:42 PM

gilberto Gilbert

empty java memory null strings

1 Vote

Can I consider s as null string? S==null will be true?

23rd Jan 2020, 4:02 PM

Hichem GOUIA

java null strings

2 Votes

<?php echo null == Null; ?>

23rd Jan 2020, 4:01 PM

Hichem GOUIA

php

-1 Vote