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What is the use of 'name, type' attributes? What if we don't use them? and Why we should use them?
forms
html
0 Votes
1 Answer
27th Sep 2016, 7:05 PM
Vaibhav
using with alert("this is alert"); this display a box with string in centre but also found ABOUT BLANK why this,
javascript
0 Votes
1 Answer
8th Feb 2017, 6:23 PM
ASHISH PANDEY
What is the difference between float and double variable's use and why we write f after declaration of float variable
variables
0 Votes
1 Answer
25th May 2018, 2:50 PM
Masterpeice #changed_man
Why does SoloLearn suggest users to be friends with other users even though they only give the option to "Follow"?
follow
friends
sololearn
0 Votes
1 Answer
6th Dec 2017, 1:15 PM
1604064_Sharif
Why talk about the tools to write code but then give examples with a database that we do not have?
sql
0 Votes
1 Answer
5th Jan 2017, 10:32 AM
Rick Bigelow
Why can't I rate quizzes on HTML? I can only rate every language except HTML.any of you with this problem????
quiz
0 Votes
1 Answer
21st May 2019, 2:57 PM
Yishak
why we use return in this prog. #include <iostream> using namespace std; int timesTwo(int x) { return x*2; } in
c++
functions
0 Votes
1 Answer
16th Sep 2016, 7:45 AM
Mayur Patil
Why is it so hard to get a job as a junior dev? Or just wanting to do an internship.
impatient
0 Votes
1 Answer
26th Feb 2025, 7:18 PM
Lay
What is the use of magic method __add__?? In below code why result not returning addition of first and second???
magic-methods
python
0 Votes
1 Answer
21st Feb 2018, 5:48 PM
Pankaj Kumar
If auto increment is on, why we need to mention not Null, as the value will increment automatically from 1.
sql
tables
0 Votes
1 Answer
20th Jun 2018, 7:36 AM
Virendra Ramteke
Why would my package cause the code to come up with an error when I put it int Code Playground?
@error
@intellij
@java
@package
0 Votes
1 Answer
22nd Nov 2019, 7:39 PM
Raymond Johnson Jr.
I am a beginer and will like to under the reason why codes on html must be compacted before run.
html
-7 Votes
3 Answers
12th Aug 2021, 5:04 AM
Prince Flash
Why do we increment N by 1 after inserting an item to the mid of the array in Data Structure?
arrays
datastructure
1 Vote
1 Answer
28th Oct 2017, 6:19 PM
Esmatullah Sayeedy
Can you explain the setter? I know it's supposed to "set", but I don't know what each piece means and why is it in the class?
classes
java
1 Vote
2 Answers
12th Mar 2016, 4:37 PM
also trebeck
double Max = 12.7; if (Max >= 12) System.out.print("FRENCH"); else System.out.print("FRIES"); Can the code be converted to Switch ? If yes why ? If no why?
1 Vote
2 Answers
1st Dec 2016, 2:12 AM
sara alshehri
I can't understand, why do sin(x) and tan(x) return wrong values when I put Math.PI as x. It shows 1,22 for sin and -1,22 for tan, when it should be 0 in both cases?
javascript
math
1 Vote
3 Answers
24th Dec 2015, 12:51 AM
astar95
why sometimes the circle is forever when i input very big number to long int as i choose long int to save
0 Votes
2 Answers
19th Sep 2017, 3:49 PM
learnlearnlearn
why if else is not working here public String theEnd(String str,boolean front) { if(front=true) return str.substring (0,1); else return str.substring (str.length()-1,str.length()); }
java
0 Votes
2 Answers
1st Oct 2016, 7:26 PM
Aamir Alam
how to show the numbers in textbox in c# . it is show to me 11 does not show 2 why ??
c#
0 Votes
2 Answers
27th May 2017, 10:38 PM
ALAMOUDI, WAEL MAKKI S
Why is setInterval called "method"? I see it's called like a function — does not have an object and dot before it.
date
javascript
0 Votes
2 Answers
3rd Apr 2016, 1:51 PM
exetwezz
I dont know why my min variable is keep showing zero (0). The min variable meant show what is the lowest pancake that was ate.
c++
0 Votes
2 Answers
29th Apr 2020, 7:36 AM
Deniel Moises Tolibas
Why does not split the word from string list by letter by letter??? When the user input any word from list then will show split
python
0 Votes
1 Answer
4th May 2020, 3:50 PM
Amxl Amixul
if html is used for coding web and html5 is too used? than why we use CSS ? i think CSS play same role of HTML & HTML5
css
html
html5
0 Votes
3 Answers
20th Oct 2017, 4:17 PM
Wafa Naqvi
Why is the js code on the third illustration of Dom and Events displaying an uncaught error of childNodes when you invoke the fu
dom
javascriptdom
0 Votes
1 Answer
3rd Aug 2020, 1:03 PM
Mwiti kelvin
Why is that not all code are able run, on this app, i tried alot of project, but it didn't run.
java
0 Votes
1 Answer
13th Jul 2022, 2:16 PM
Abdulquadri Abdulquadri
Why the SolaLearn community is the most desirable part of the app? What if it was never introduced in the app?
c
html
java
javascript
python
ruby
1 Vote
1 Answer
23rd Nov 2017, 5:43 PM
Ramanagoud Padnur
Why Android Developers Goto Kolin language Instead of Java? Its this possible that android studio is now not totally depend java
android
java
union
1 Vote
1 Answer
23rd Jan 2018, 12:31 PM
Baset Eli
Why is it that i can not be able to link the database with codes only withouth starting with the database.
sql
1 Vote
1 Answer
3rd Mar 2018, 8:28 PM
Sospeter Waweru
why this output is 339 ??? #include<iostream> using namespace std; int x(int &a,int &b) { a=1; b=3; return a*b; } int main() { int a=3; int b=4; int c=x(b,b); cout<<a<<b<<c; }
c++
0 Votes
3 Answers
1st Sep 2016, 4:36 AM
Lekhraj Singh
Trying to code triangle numbers from 4 ie 4 + 3 + 2 + 1. Why does it not work with the while loop. Appreciate your comments...
recursion
recursive
trianglenumbers
0 Votes
2 Answers
16th May 2021, 4:32 PM
Grandad
what's wrong in calling list.len() rather len(list) .?? why python defined len() just as a normal method unlike those with dot operator ?
lists
python
0 Votes
2 Answers
13th Jul 2016, 11:59 AM
Subhankar Paul
Error:Could not find or load java main class , why show error ,i change my drive and my class name is same ,
java
0 Votes
2 Answers
6th Feb 2017, 7:47 AM
Abhiii
I am a beginner why at front its print ('Hello world!) Then answer is Hello world! But when we do programming we need to add '''
python3
0 Votes
1 Answer
7th May 2020, 7:31 PM
Rakesh Jain
why using these long methods and then get output small words such as hello if we have direct court statement and small program to print this ,why we use classes,objects to do this typical small functions.
c++
classes
1 Vote
3 Answers
6th Jul 2016, 12:15 AM
Karanveer Singh
hi, me newbie, started last day, right now I wrote a code using "do", the out is 2,4,6, while condition is <5. why or how output is exceeding 5. thanx in advance int a=2; do { cout<<a <<endl; a+=2; } while (a <5);
c++
0 Votes
5 Answers
25th Jun 2016, 5:38 PM
Abdullah
I tried following code try: num1 = 7 num2 = 0 print("Done calculation") print (num1 / num2) except ZeroDivisionError: print("An error occurred") print("due to zero division") It's throwing an error I don't understand why can someone explain me plz
exceptions
python
2 Votes
3 Answers
2nd Aug 2016, 12:02 AM
nikitha gireddy
What is your main reason why u want programming? Let us kwn what we want not jst to kwn programming and it goes in veins.
friends
sololearn
2 Votes
1 Answer
17th Jun 2017, 10:02 PM
Stephen Mumbi
In HTML, what does the inserted text (formatting element) do? Does it underline a text? If so, why is it called inserted?
element
formatting
html
inserted
text
underline
1 Vote
1 Answer
22nd Jan 2017, 3:33 AM
Yuan Lin
it dont work for me... i put 1*2 or 2**5 or anything it either sais syntax error or no output but why
python
0 Votes
2 Answers
3rd Aug 2016, 11:49 PM
Tarik02
If output is correct and func is called acc to function overloading is used then why cout statement inside func isn't printed?
function-overloading
0 Votes
2 Answers
21st Aug 2017, 12:23 AM
leevansha
Can anyone tell me why we need pointer and what will happend if we use it? What is the use of pointer?
pointers
0 Votes
2 Answers
21st Apr 2017, 8:44 AM
Yasin Arafat
why in the postfix increment , x increases and y equals " old x" , even if the equals x after increment?
c#
operators
0 Votes
2 Answers
19th Aug 2016, 7:58 PM
Omar Hossam
Can anyone tell me why does the system keeps on telling " cant find symbol " when i have written the code perfectly ?
error
0 Votes
2 Answers
19th Dec 2017, 2:23 PM
Manas Laud
why do we use VirtualFunction to allow derived class to use to base class function , yet we already have the inheritance acces s
c++
function
inheritence
virtual
virtualfunction
0 Votes
2 Answers
23rd Aug 2018, 3:28 PM
S. Kaouche
So, according to the app, generators are like for loops, but they have a yield statement, instead of return. Why do we use generators then? They're practically the same.
generators
0 Votes
3 Answers
23rd Sep 2016, 12:19 PM
1-up Man
By repeating some lines of code , will it form an error ? and is that why we are made to use functions and modules ?
functions
python
0 Votes
1 Answer
15th Apr 2020, 5:03 AM
Sandhya L G
Why does sololearn app shows me 'oops something went wrong' in android even my internet connection is well connected. Give some
sololearn
0 Votes
0 Answers
30th Nov 2022, 5:25 AM
Anonymous
Was that the case that before there were links to video lessons in the courses? Why can't I see them now?
clips
links
video
0 Votes
1 Answer
16th Sep 2016, 2:45 PM
Danail Dimov
After assigning value to the variable. Why dont we use the double inverted commas ( " ") in the cout function
c++
variables
0 Votes
1 Answer
25th Feb 2017, 3:09 PM
RAHUL PATIDAR
what will be the output of the program? and why string name is private?what was the effect of private string name?
c++
encapsulation
1 Vote
1 Answer
25th Sep 2017, 5:53 PM
Shivani Goyal
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