Cursos
Cursos
Compilador de Código
Compilador de Código
Debatir
Precios
Teams
Iniciar sesión
Registrarse
Menu
Sesiones de PyR
Buscar
Buscar
Haz una pregunta
Haz una pregunta
Uncaught TypeError: Cannot read properties of null (reading 'addEventListener')
html
javascript
1 Voto
2 Respuestas
10th Feb 2022, 2:32 AM
MANIKANDAN S
Is a void pointer same as a null pointer?
c
void
1 Voto
2 Respuestas
15th Jun 2020, 5:38 AM
Dipesh Das
How to give null value to a variable?
python
0 Votos
1 Respuesta
9th Apr 2020, 12:41 PM
madhan mallisetty
can someone tell me what the hell is NULL
c++
pointers
0 Votos
5 Respuestas
10th Oct 2016, 6:33 AM
Seinsora x
Why this code output was null character in encrypted & decrypted message place?
c++
character
null
operations
string
14 Votos
5 Respuestas
24th Jul 2020, 7:58 AM
Azhagesanヾ(✿)
Why mentioning NOT NULL while applying PRIMARY KEY constraint?
tables
1 Voto
2 Respuestas
23rd Jun 2019, 3:45 PM
Yasser AKBBACH
Pls why do I get null as the output on the console?
javascript
3 Votos
8 Respuestas
30th Sep 2021, 12:31 AM
Okafor Okwuchukwu Charisma
Uncaught TypeError: Cannot read property 'style' of null Line 33
animation
javascript
js
2 Votos
2 Respuestas
14th Nov 2020, 4:34 PM
Aravind-R-C 06
Uncaught TypeError: Cannot set property 'onmousemove' of null
error
javascript
js
0 Votos
1 Respuesta
27th Sep 2020, 11:34 AM
Rishbabh Sharma
What is the difference between null and a new empty object?
emptyobject
js
null
3 Votos
8 Respuestas
27th May 2017, 4:22 AM
Astghik Saghyan
Hi! What's the difference between null and 0 and""
.
0 Votos
2 Respuestas
9th May 2020, 9:58 PM
A.M
why it's showing cannot set textContent = null
error
javascript
textcontent
0 Votos
2 Respuestas
18th Jan 2018, 3:31 PM
ANSHIF BABU AS
will someone could explain more about null pointer for me?
c++
pointers
1 Voto
5 Respuestas
24th Jul 2016, 6:56 AM
Yousef Sayadi
How do I check for null values in JavaScript?
javascript
1 Voto
3 Respuestas
24th Jan 2017, 3:49 AM
Didi Georgel Danaila
What is the difference between null and empty?
empty
java
keyword
null
0 Votos
1 Respuesta
7th Mar 2019, 6:47 AM
Tarika
How is this possible that null and undefined is not equal?
javascript
node.js
0 Votos
4 Respuestas
28th Apr 2023, 6:00 AM
Farhad Rahmani
Getting Uncaught TypeError: Cannot set property of 'onfocus' of null line: 11
html5
javascript
0 Votos
8 Respuestas
19th Aug 2020, 8:57 AM
Pawan
Uncaught TypeError: Cannot read property 'value' of null Line: 1
html
input
javascript
0 Votos
4 Respuestas
31st Dec 2016, 3:20 PM
ONLY JS PLEASE!
How to insert blank value not NULL using mysql query
insert
into
2 Votos
2 Respuestas
3rd Dec 2019, 3:08 PM
Narendra Kumar
Java multidimensional array with null value of second [ ]
arrays
jaggedarray
java
1 Voto
2 Respuestas
26th Apr 2020, 7:54 PM
Sheraz Tariq
Why Scanner followed by a bufferedReader gives a Null pointer Exception ?
bufferedreader
java
scanner
2 Votos
3 Respuestas
30th Sep 2020, 3:17 PM
Mr.Curious
How can I catch Null Referencee Pointer exception
c++
1 Voto
1 Respuesta
26th Dec 2016, 6:23 AM
Mattis BETOURNE Clara HORVENO
Can I consider s as null string? S==null will be true?
java
null
strings
2 Votos
2 Respuestas
23rd Jan 2020, 4:01 PM
Hichem GOUIA
how to validate Null Byte Injection in php?
php
security
0 Votos
1 Respuesta
21st May 2017, 5:35 PM
Hein Htet
Iwant to delete null list items in c#
c#
delete
list
text
0 Votos
1 Respuesta
12th Apr 2017, 4:52 PM
prg_Mohamad
How to fix error of properties of null (reading, 'width')
javascript
jquery
properties
0 Votos
2 Respuestas
22nd Jul 2023, 2:21 PM
Indiphile Menziwa
May you explain me new, delete, NULL in this code, please?
c++
delete
dynamic
dynamicmemory
memory
null
2 Votos
2 Respuestas
6th Dec 2020, 1:17 PM
lifeismyschool
What is the result of converting Null to boolean in JavaScript.
javascript
0 Votos
5 Respuestas
30th Jan 2021, 9:05 AM
PRINCE TAWIAH
Why is the output null instead of the div element?
html
javascript
0 Votos
2 Respuestas
13th Jan 2022, 2:46 PM
Logos
What is the output of this code? a) error. b) 12. c) null
java
3 Votos
9 Respuestas
30th Dec 2017, 1:36 AM
Gustavo
Can someone help me with SQL project... I'm stucked on it over 3weeks
null
0 Votos
3 Respuestas
15th Jan 2021, 2:49 PM
NWACHUKWU STEPHENMARY CHUKWUKWE
how change all of null fiulds of the table to zero?
sql
2 Votos
4 Respuestas
9th Nov 2017, 10:45 AM
Sepehr Jafari
If i directly compare two strings on printf it produce only null value..why.?
c
2 Votos
5 Respuestas
22nd Aug 2018, 4:32 AM
M.MANIVANNAN
What is the difference between null and undefined in JavaScript ?
javascript
null
undefined
2 Votos
3 Respuestas
17th Jul 2017, 3:22 AM
kashish
What is the difference between character array with and without null terminating character ?
arrays
c
character
null
strings
1 Voto
9 Respuestas
25th May 2021, 9:19 AM
Krishna Kumar
Why the strrev[i] = '\0' null in the end of the code?
arrays,
c,
strings
0 Votos
4 Respuestas
1st Feb 2020, 4:40 PM
Veli-Matti
Doing somethig else and returning if null in one expression
kotlin
smartcast
0 Votos
2 Respuestas
13th Jul 2019, 9:27 PM
Chriptus13
What is the use of using null function.... In sql?
sql
where
0 Votos
3 Respuestas
22nd Aug 2017, 2:22 PM
Selva Raj
Null is an character then why not if part is evaluated here??
c
code
2 Votos
1 Respuesta
15th Nov 2019, 10:50 AM
Preity
Does a unique constraint allows a null value to be inserted once? Or the Check constraint
null
1 Voto
2 Respuestas
26th Jun 2019, 7:31 PM
mvtin
Is it good to learn a framework before knowing the basics
null
0 Votos
2 Respuestas
31st Jan 2020, 2:42 PM
gilberto Gilbert
What's wrong with my code?why is it showing "cannot set properties of null ?
css
html5
javascript
js
pizza
website
0 Votos
6 Respuestas
29th Oct 2023, 5:13 AM
Akanksha Raundal
JS help needed. Can not read value of null
beginner
javascript
0 Votos
1 Respuesta
17th Dec 2018, 5:37 AM
Webnell
What is the use of a Null Character("\0"). Is it used in all object oriented programming ?
c++
java
programming
15 Votos
7 Respuestas
2nd Dec 2018, 5:07 PM
$oftware Geek
Error de java jsf #{controlador.Persona.nombre}'':Target Unreachable, identifier 'controlador' resolved to null
java
jsf
1 Voto
1 Respuesta
2nd Jun 2020, 8:11 PM
Arnau Ribas López
JS - null (what does it stand for exactly in this case?)
concat
function-arguments
functions
javascript
js
null
2 Votos
2 Respuestas
3rd Oct 2021, 5:27 PM
Aykut AKSAKAL
Can anyone tell me this programme is right or not? If it is right than y it's not running in my programming hub compiler?
null
0 Votos
2 Respuestas
29th Apr 2021, 7:36 PM
Abhay Verma
Why doesn't this work?
null
python
0 Votos
8 Respuestas
12th Jun 2021, 8:35 AM
Calvin Thomas
Can anyone solve Oracle SQL exception: ora-00014 cannot insert null into{"system"..... }
java
sql
1 Voto
3 Respuestas
24th Jun 2018, 9:48 AM
Abid Ibn Habib
How many null values does a unique constraint accept in sql?
sql
0 Votos
2 Respuestas
28th Apr 2020, 4:42 AM
Konala Teja Sri
Haz una pregunta
Haz una pregunta
Haz una pregunta
Haz una pregunta
< Anterior
1
...
3
4
5
...
7
Siguiente >
En tendencia hoy
Why is it so hard to get a job as a junior dev? Or just wanting to do an internship.
1 Votes
Kernel in Jupyter
2 Votes
How many days will It takes to completely learn front end
4 Votes
SQL
2 Votes
JAVA PROGRAMMING
2 Votes
Solution to solving this bugged problem
2 Votes
What Does Pseudo Elements Mean.
2 Votes
HTML/CSS questions
0 Votes
IMAGE
0 Votes
Html
1 Votes