Q&A Discussions

Is "" as same as null in javascript?

1st Dec 2018, 12:16 AM

Kishor Jena

javascript

2 Votes

How to stop getting an error for not having a value?

28th Nov 2018, 6:34 AM

Isurujith Wijesundara

error javascript null type-error

0 Votes

20th Nov 2018, 10:34 PM

Yosharu

Output <null>

canvas html javascript js null

0 Votes

19th Nov 2018, 6:00 PM

jelger.js

What's null value?

null sql

3 Votes

PHP Warning: mysqli_real_escape_string() expects parameter 1 to be mysqli, null given

16th Nov 2018, 6:08 AM

Ashutosh Singh

1 be expects given in mysqli mysqli_fetch_assoc()mysqli_query()mysqli_result null parameter php to warning:

1 Vote

6th Nov 2018, 7:04 AM

Keaikitse Zlatan Modise

SQL not Null

insert mysql sql sqlite

0 Votes

Why console is displaying error ??

30th Oct 2018, 7:19 AM

Sam

error javascript null

4 Votes

8 Answers

29th Oct 2018, 8:42 PM

Arushi Singhania

Canvas why do I get null error getContext

canvas

0 Votes

Can any one tell java does not support pointer then why get null pointer exception.

29th Oct 2018, 6:44 AM

Jason Kennedy

java operators

1 Vote

getContext() returns null

24th Oct 2018, 4:18 AM

DEVENDRA KUMAR

canvas getcontext()html5

1 Vote

10 Answers

16th Oct 2018, 12:28 PM

Umeozulu Tochukwu

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

???c#null vars

0 Votes

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

7th Oct 2018, 12:26 PM

Gabriel Felix dos Santos

game help java javagame javahelp null output outputnull problem string variable

0 Votes

Can someone explain how this works?

29th Sep 2018, 10:31 PM

Rostislav Kravchenko

class java null static-variables

1 Vote

Y primary key use null value

13th Sep 2018, 4:18 PM

StealthyTaco

key primary

0 Votes

Cannot read property "getContext" of null

9th Sep 2018, 6:11 PM

M.Kishore

beginner error getcontext html javascript null

1 Vote

12 Answers

24th Aug 2018, 6:54 PM

Thomas Teixeira

[SOLVED] Length NULL value error

javascript length null properties value

2 Votes

If i directly compare two strings on printf it produce only null value..why.?

22nd Aug 2018, 6:16 PM

🌴Vincent Berger🌴

2 Votes

5 Answers

22nd Aug 2018, 4:32 AM

M.MANIVANNAN

Can I have a Double (object) with null value in Java?

double java objects

1 Vote

Initialise a null character in a string??

20th Aug 2018, 1:27 PM

Andrés Felipe Moreno Torres

strings

2 Votes

18th Aug 2018, 5:58 PM

Rahul Jain

Null character?

c null

0 Votes

Reason for value cannot be null in c#

9th Aug 2018, 5:02 PM

Ahmed Mamdouh

0 Votes

5 Answers

12th Jul 2018, 6:15 AM

Vijaya Priya Viji

C# value cannot be null

0 Votes

How do I handle null in this code?

12th Jul 2018, 5:08 AM

Vijaya Priya Viji

html javascript

1 Vote

Can someone explain me what null keyword does?

7th Jul 2018, 11:05 PM

Daniel Cooper

0 Votes

Can someone please explain why (in what situation) a pointer is initialized with NULL?

27th Jun 2018, 7:28 AM

Dror Dahary

c++null pointers

7 Votes

8 Answers

26th Jun 2018, 5:00 PM

N@G3

Can anyone solve Oracle SQL exception: ora-00014 cannot insert null into{"system"..... }

java sql

1 Vote

Is there any simple way to declare a null array of size n in python?

24th Jun 2018, 9:48 AM

Abid Ibn Habib

array null python

0 Votes

23rd Jun 2018, 2:23 PM

Akshaya Rajesh

null - SoloLearn editor

bug editor error hackerterminal javascript null sololearn

3 Votes

How to use inArray to check whether an array contains null value?

14th Jun 2018, 9:22 PM

damyco

#inarray #javascript #jquery #php #sololearn #validation

0 Votes

What is the difference between null and not null

8th Jun 2018, 6:30 AM

anshu

and notnull null sql

0 Votes

null == undefined , null === undefined, which one will return true in JavaScript ?

5th Jun 2018, 3:26 AM

Venkata Sukesh Battula

html html5 javascript json node.js

1 Vote

Why we cannot store null into reference in c++?

30th May 2018, 1:28 AM

Jalal Uddin

reference-types

1 Vote

28th May 2018, 4:43 PM

rushi joshi

NULL Vs. 0

c++cpp

1 Vote

How to add arithmetic symbols like +,-,×,÷,% in the output(print) of the python program like as in c++ '/÷' A null character ???

21st May 2018, 7:59 PM

Zuke

c c++python

8 Votes

5 Answers

21st May 2018, 5:12 PM

Arvind Raj

Why null==undefined and null == 0 but undefined!= 0

funny

0 Votes

13th May 2018, 6:59 PM

nareko

None and null?

none null python

0 Votes

PHP Warning: mysqli_real_escape_string() expects parameter 1 to be mysqli, null given in

11th May 2018, 9:56 AM

Yugabdh

$thevalue php

1 Vote

What is the use of null pointer..?

6th May 2018, 9:21 PM

Kelly Arnold

What does null means?

0 Votes

19 Answers

2nd May 2018, 10:40 AM

Mohit

c++

3 Votes

Uncaught TypeError: Cannot set property 'innerHTML' of null

22nd Apr 2018, 3:03 PM

Sai Aravind ch

ammu

0 Votes

Uncaught TypeError: Cannot set property 'value' of null

21st Apr 2018, 7:56 AM

ammu

html javascript website

1 Vote

16th Apr 2018, 1:25 AM

Daniel Zhang

.innerHTML is null

html javasript

1 Vote

When a string ends '\0' (null) gets added at its end but does it also gets added at the end of an array if not then what ?

6th Apr 2018, 5:27 PM

Bradley

array null strings

3 Votes

5th Apr 2018, 6:30 AM

Rishu Kumar

What is a null pointer ?

c c++pointers

2 Votes

What is size of void , null , undefined ?

2nd Apr 2018, 5:34 PM

Nieb Hasan

Chrome's null Bug

bug chrome else elseif if javascript js

4 Votes

10 Answers

24th Mar 2018, 11:31 AM

Naeim Rahimzade

data size type void

6 Votes

Why do we need to store a null value in vTable for a pure virtual function?

24th Mar 2018, 9:01 AM

Amar Dahake

c++functions overriding polymorphism virtual

1 Vote