Q&A Discussions

Do you find it helpful to redo courses to gain a better understanding of them? Please share some of your learning strategies

10th May 2017, 3:03 PM

Iwan

c++

1 Vote

Can somene explain more about sum of digit instead of just adding them? It really helps me alot !

12th Aug 2024, 8:52 PM

Andrew Decker

cprogramminglanguage mathematics sum

1 Vote

When you know JavaScript, and you want to learn some of it's libraries and frameworks, will it still be hard to learn them?

13th Feb 2019, 10:10 PM

Alvin Aw Eng Chien

javascript

7 Votes

is that possible to select twice a column from a table and modify only one of them?

17th Feb 2018, 1:07 PM

Spider012

sql

0 Votes

Why are there so many curly braces in the nested if 'try it yourself'. Can't the code be completed with a single pair of them?

15th Dec 2016, 12:20 AM

Rane Foong

nested-if

0 Votes

8 Answers

19th Jan 2019, 10:57 AM

Haider Rassiwala

When creating a website for someone's personal business, do you ask that they have the complete outline or do you help them?

business outlines website

0 Votes

How can i use css to style all elements with same class when the cursor is over one of them?

17th Mar 2020, 6:29 AM

Tee

css html

0 Votes

In sql for datatypes can we use VARCHAR or TEXT for the same purpose? Is there any difference between them?

30th Aug 2020, 1:01 PM

parsa

data-types sql tables

0 Votes

How many lives are given at the start? How to earn lives for playing shortcuts if you ran out of them?

21st Feb 2017, 9:35 AM

RICKMAN

coding lives shortcut

3 Votes

Why doesnt Sololearn provide more exercises on every element in every language that way we can become more familiar with them?

21st Nov 2016, 4:58 PM

Suman Anand

c#c++css html html5 javascript jquery

2 Votes

If we have two files one of HTML & other of HTML5, how could we be able to find the difference between them?

18th Apr 2017, 3:39 PM

Emlin The Coder

html html5

0 Votes

6 Answers

26th Jun 2015, 10:29 AM

Shekhar Jha

Big question, what is the most i can do with html, c++, python, and java script and SQL. What awesome tricks can i do with them?

c++html java javascript python sql

0 Votes

10 Answers

10th Nov 2017, 8:21 PM

Serverlock

Why is it so costly for a programming course? And having said this how would you get qualified without them?

career code course courses mobile work

0 Votes

The size of double and long double in floating point data type is same 8 bytes. Then what is difference between them?

22nd Jun 2019, 6:26 AM

Callum Richards

c++sizeof

1 Vote

In a try-except if u have more than 1 except, which 1 is going to be executed? The first exception it will catch or all of them?

16th Jun 2016, 3:02 PM

Shrishail Mulawad

exception python try-except

0 Votes

I know all about java and python but dont know how can i make websites,apps and other things with them? Kindly help!!!

4th Dec 2016, 3:42 PM

Nektarios Marmaras

java python3

1 Vote

what is the major difference between postfix and prefix..and in what conditions do we have to use them?

23rd Mar 2020, 9:03 PM

Farhan_Arif 🔱

c++

0 Votes

what's the difference between 'text' and ''text''? when should i put one ' and when more of them?

11th Sep 2016, 11:35 AM

Ali Haider

operators python

0 Votes

Does it reflect badly on a new learner who engages in many challenges but loses the majority of them?

8th Sep 2016, 8:27 AM

Angist

challenges

2 Votes

In some web page structured tag(html head body) r not use.Do I really need to include them if pages work just fine without them?

1st Jul 2017, 6:06 PM

Mr. Amatuer

body head html

2 Votes

5 Answers

23rd Jul 2017, 5:09 AM

naveen bisht

Are there any event handlers in C++? If there are, which are they and how to use them?

c++events

0 Votes

Pls I need help understanding the Id, class and tittle attributes what do they actually mean? what are their functions? when do we use them?

29th Jun 2017, 7:53 PM

Manish Jha

html

1 Vote

6 Answers

12th Jul 2016, 5:16 PM

Denewbie

think that there is enough interest in shell scripting (bash, csh ,ksh) where sololearn would consider classes for them?

bash csh ksh

1 Vote

I am able to use both class & id multiple times on the same page and it works just fine. So, whats the difference between them?

19th Oct 2017, 3:12 AM

greg vazquez

css selectors

3 Votes

I want to become an animator. Please can you show me the provided courses here and how to cope with them?

10th Feb 2017, 7:45 AM

Gurpreet Singh

farhanaz

0 Votes

What are the plugins in wordpress and why we use them? Can you tell the types of plugins that mostly used to make sites?

7th Jun 2020, 8:37 AM

Khazhis Styles 1134

designer developer front-end-developer plugins programmed trends web website wordpress

0 Votes

I am getting wrong answers for questions related to pointers and classes used together. How should I approach them?

27th May 2018, 9:22 AM

Asad Javed

answers c++challenge cpp learning practice self-learning stuck wrong

0 Votes

Did the people who post complex stuff in the code playground learn anything from outside sololearn to make them?

21st Sep 2017, 5:32 PM

Siraz Naorem

beginners codeplayground

0 Votes

Can anyone tell me what are the types of checkboxes in Bootstrap and provide a link to study on them?

22nd Feb 2017, 5:11 PM

Daud Salvador

bootstrap css html5

0 Votes

If we use 'append' and 'insert' both in a program, then is there any kind priority thing in between them?

7th Jul 2017, 7:27 AM

Goutam Bose

lists python

0 Votes

Anyone here is a data scientist or data analyst? What program should i learn if i want to becime one of them?

22nd Aug 2016, 3:49 PM

Sourav Kumar

data

1 Vote

Can we use two different methods in a single class? For exmaple, 1) sayHello();. 2) sayHome(); if yes how to calll them?

6th Jun 2017, 8:42 AM

Real Blank

class java methods

0 Votes

With the update, I can't comment on my non public codes, wondering if I can share them. or if y'all can comment on them?

7th Nov 2016, 3:43 AM

Shridhar Naik

update

3 Votes

(C++) Could anyone help me to create a binary file with some variables and how to access and change them?

19th Jun 2017, 7:29 PM

Russel Reeder

c++

0 Votes

How can I master the languages? Is their a way or tricks to understand them effectively and be good at them?

21st Nov 2017, 2:49 PM

Botrom

c#c++css html java javascript php programming scripting-languages website

0 Votes

if i got 2 inputs in my java code, how should i write them? one after one or write them both?

5th Apr 2017, 6:17 AM

James Michael Kasangga

java

0 Votes

Will the waiting challenges be missed if i challenge a lot of people at the same time and disrupt them? I hope you understand.

20th Jul 2016, 9:56 AM

Yuval Mor

challenging coding python

1 Vote

How does one make a Twitter follower randomiser that picks one of the people you follow and let's you check up on them?

18th Sep 2018, 7:23 AM

Saeed Mozaffari

twitter

1 Vote

What are frameworks in programming? Like I hear of Django in Python and Spring in Java. When does a developer need to use them?

31st May 2017, 1:45 AM

Dee freeman

c#html5 java javascript jquery python

2 Votes

If I want to become mobile apps developer, what languages do I need to learn and how long can it possibly take me to learn them?

26th Feb 2017, 6:34 PM

Zemuldo

android app mobile swift

0 Votes

Print ('enter a no. ') and input ('enter a no. '), both are giving same out put, does that mean I can use either of them?

22nd Jun 2019, 8:01 AM

Roland

python

1 Vote

I am done with the html course ,but i kinda skipped the projects because i was rushing to get to CSS. Can i go back and do them?

24th Jan 2018, 2:03 AM

Deadpool

html

0 Votes

So what's your favorite base OS for programming? Windows mac or linux? Can you use only one of them? How and why?

23rd Oct 2019, 10:12 AM

Robert Orazu

api framework linux mac os programming windows

0 Votes

So the only difference between interface and an abstract class is that you can't encapsulate them and can't use properties in them?

5th Feb 2017, 10:44 AM

Mira Mirabeau Mirabel

c#interfaces

0 Votes

When someone calls you over nd over again while your doing a challenge! 😠🔫 Anyone else have had this happend to them?

3rd May 2016, 5:51 PM

Tomasz Grochowski

annoying challenges handicappedchallenge

0 Votes

I am currently working on a code. I just did <a href="#" on three different text. How can I write on them and still link them?

21st May 2017, 2:03 AM

Codex

css html

1 Vote

Once I learn coding, are there any apps that let me code on them? How do I start coding my own things and what do I use to do it

19th Mar 2020, 5:46 PM

Amuwa Timothy

code

1 Vote

If i got a column to put some big texts, how can i make a query with pieces of this texts to select them?

21st Jan 2022, 7:18 PM

tshxue Boi

sql

0 Votes

Would it be good practice to have the catch-all except statement followed by a raise statement to catch all possible exceptions and name them?

5th Sep 2016, 7:14 AM

Elias Simoes

exceptions python

1 Vote