Q&A Discussions

Null pointers and New Ints

12th Apr 2017, 4:52 PM

prg_Mohamad

1 Vote

How can i make a paragraph or text clear in javascript?

12th Apr 2017, 4:18 AM

Noah

dom innerhtml null type-error

8 Votes

How can I permanently delete all my data, my existence from SoloLearn Community?

7th Apr 2017, 7:29 PM

Yazdan Hamidi

null void

2 Votes

8 Answers

29th Mar 2017, 12:32 PM

Solo Wanderer 4315

Null Pointer

2 Votes

What does java return if nothing is entered in scanner?

26th Mar 2017, 9:53 AM

Lokesh Kumar

java null scanner

12 Votes

Cannot set propety 'innerHTML' of null

26th Mar 2017, 3:48 AM

Siddharth Saraf

html javascript

1 Vote

Uncaught error: cannot set property 'src' of null

25th Mar 2017, 7:24 PM

Santiago Pacheco

src

1 Vote

Error: cannot set property 'onclick' on null

16th Mar 2017, 10:41 AM

ZeroOne;

.onclick error uncaught:

4 Votes

7 Answers

14th Mar 2017, 3:18 PM

ZeroOne;

{Tips for Java} This doesn't give null reference?

java null string

23 Votes

[JS] Why does document.getElementById("myId") return null

4th Mar 2017, 4:19 AM

Ram chandra Giri

javascript objects

0 Votes

9 Answers

11th Feb 2017, 1:28 AM

Pete Wright

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

default mysql not null sql value

0 Votes

can Reference be NULL or NOt?

9th Feb 2017, 2:47 AM

SentalPL

c++java oop

0 Votes

Does anyone here know about null checks ?

1st Feb 2017, 6:56 AM

Somnath Ghosh

ecma

0 Votes

How do I check for null values in JavaScript?

27th Jan 2017, 6:35 AM

Alejandro

javascript

1 Vote

Understand if the variable is valid

24th Jan 2017, 3:49 AM

Didi Georgel Danaila

javascript not null website

0 Votes

Why i would need to use "Null"?

19th Jan 2017, 11:31 AM

Carlo Gagliolo

c#null

0 Votes

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

12th Jan 2017, 6:59 PM

Mohamed Ammar

java strings

1 Vote

10th Jan 2017, 6:00 AM

Nabajyoti Kumar Das

Not null

not null sql

2 Votes

Uncaught TypeError: Cannot read property 'value' of null Line: 1

3rd Jan 2017, 7:58 AM

COA

html input javascript

0 Votes

How can I catch Null Referencee Pointer exception

31st Dec 2016, 3:20 PM

ONLY JS PLEASE!

c++

1 Vote

Как исправить ошибку" Cannot set property 'value' of null "?

26th Dec 2016, 6:23 AM

Mattis BETOURNE Clara HORVENO

html javascript

0 Votes

What is the NULL and RESOURCE data type used for and how do I declare it?

23rd Dec 2016, 11:01 AM

ernwest

php

0 Votes

What is null time exception error how to resolve it

9th Dec 2016, 10:59 AM

Tukele Osareme C

java static

0 Votes

difference between null and undefined?

2nd Dec 2016, 2:47 PM

Neeraj Vaid

data-types javascript

0 Votes

Will distinct keyword returns NULL value from column?

1st Dec 2016, 3:04 PM

Tarun Juluru

0 Votes

What exactly does this mean --> Time(NULL)

22nd Nov 2016, 3:40 AM

Priya

c++null

0 Votes

what is the use of null in rand ? how it is work

4th Nov 2016, 7:40 AM

Jenilyn Salonga

c++

0 Votes

How to do a null check? Like if its in a 'if' statement. Plus what data types do support null

4th Nov 2016, 7:07 AM

KG Feignh

java

0 Votes

Can unique have more than one null value?

2nd Nov 2016, 12:25 PM

RaJat Thakur

2 Votes

25th Oct 2016, 7:55 AM

Ajay Nagaram

what is null

can someone tell me what the hell is NULL

0 Votes

8 Answers

16th Oct 2016, 12:02 PM

Ganpat patel

why is this throwing an error in js? var output =document.querySelector("#output"); output.innerHTML="Hello world"; reference error of output.innerHTML null line 2

0 Votes

5 Answers

10th Oct 2016, 6:33 AM

Seinsora x

javascript

5 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 2016, 2:27 PM

Abdoulaye Seck

javascript

0 Votes

How to insert a null value

1st Sep 2016, 1:49 PM

Thomas Oviedo

null sql

1 Vote

what is the effect of passing of NULL pointer(0) to delete pointer ? pls ans me

30th Aug 2016, 12:39 PM

Adithya Adi

c++

1 Vote

Why is it good practice to assign NULL to a pointer when declaring it?

8th Aug 2016, 6:06 PM

Santhosha S R

0 Votes

how to remove or avoid the error of "exception in thread main java.lang null pointer exception"

31st Jul 2016, 7:13 PM

Awni

java

1 Vote

5 Answers

24th Jul 2016, 5:59 PM

Mohammad Bhanpurwala

will someone could explain more about null pointer for me?

guys i've got a problem in android studio evrytime when i try to create a avd it says null pointer exception null and even the stand alone sdk manager doesnt open due to this exception any solution would be greatly appreciated thanks..

1 Vote

5 Answers

24th Jul 2016, 6:56 AM

Yousef Sayadi

java

1 Vote

interview questions select case when null = null then 'Yup' else 'Nope' end as Result;

22nd Jul 2016, 7:02 AM

Suhail Pappu

Error: Cannot find inner HTML property of null

0 Votes

7 Answers

14th Jul 2016, 6:57 PM

Tijo Joseph

dom javascript

1 Vote

Do we need to set the object to null to invoke the destructor?

16th Jun 2016, 6:05 AM

Pranjal

c#inheritance

1 Vote

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

16th Jun 2016, 5:03 AM

Michael Aries Malaca

sql tables

0 Votes

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?

8th May 2016, 2:22 AM

Andrew

functions javascript

1 Vote

How to avoid null values?

16th Apr 2016, 6:50 AM

zainul abedin

sql tables

0 Votes