Dyskusje Q&A

What's the difference between ruby vs ruby on rails, ruby vs php, and ruby vs python ?

27th Jun 2017, 7:19 AM

Okba Khenfer

php python ruby

0 głosów

How do the calculators solve the equations like ax³+bx²+cx+d=0? Is there any specific formula of it? If yes, what's the formula?

5th Jan 2017, 10:14 AM

Baptiste Legrand

calculator equation mathematics

-1 Głos

What's the ouput of the following: f = None for i in range (5): with open("data.txt", "w") as f: if i > 2:

20th Nov 2020, 3:53 PM

MD Siddiqur Rahman

python

1 Głos

Why or when we use (None) in code? What's the benefit in it? When compiler returns its output as (None)?

1st Jan 2021, 6:27 PM

JurgenV

cpython none python python3 strings

2 głosów

I don't get. what's the point of typing in a code to know the length when we can just count it

24th Feb 2018, 3:16 AM

New_Bin

arrays

0 głosów

I have downlead codeblock in my lap top but i can't run my program. What's matter please ?

25th Sep 2018, 10:59 AM

Emekxx🤓

problem

0 głosów

Whats wrong with the code?

23rd Mar 2022, 1:15 PM

jeand

c++classes code in printf the what's with wrong

0 głosów

I want to get the average in double and the output must be 50.5. How do I get it and what's wrong with my code?

14th Oct 2018, 2:24 PM

Sainath Dora

and average java sum

3 głosów

What's the best way to retain everything we learn in Sololearn? Do we take notes or just practice daily?

8th Sep 2017, 3:04 PM

jomar ibarra

best-practices learning python self-learning sololearn

0 głosów

What's the problem in my code if it's showing "(" expected line 0 in loan calculator challenge

9th Nov 2020, 1:06 PM

John Santos

"("calculator expected loan

0 głosów

What's a good app to write code and run what you've gotten down so far? For Android

29th Sep 2022, 4:56 PM

Mohd Nadeem

app#code

0 głosów

What's with coding that's its addicting? Maybe because of nicotine, heroine, morphine Camela Cabello?

14th Aug 2017, 6:20 AM

Vince Everett

cabello camela

-3 głosów

What's mean XP(your Score), and how I can increase my score in specific course

14th Aug 2019, 2:45 PM

Ed Caneda

sololearn xp

1 Głos

Can anyone please tell me what's the use of this app in my work?

18th Mar 2017, 12:40 AM

ZeroOne;

app cannot easily i this use

-2 głosów

What's is purpose to use @font-face property in CSS3? Anyone explain to me, please?

5th Sep 2019, 1:58 PM

Blind play

css css3 gradients

0 głosów

What's everyone in sololearn have a job as a pro-programmer?can you share your experience?

11th Sep 2016, 11:25 AM

Chhem Leangheng

html5 java javascript php profession programming python ruby

0 głosów

Hi what's am I shoud to do until I can to bild new project?

25th Jan 2018, 11:37 AM

Aldiansyah Wijaya

0 głosów

can anyone find the mistake in line 6 or explain for me what's wrong

11th Jun 2017, 9:39 AM

mohamad

error python

0 głosów

What's the best place in your experience to learn JavaScript and or its variants?

20th Oct 2016, 6:14 PM

Mohamed Amine Aouainia

javascript math self-learning

0 głosów

what's is API and how it can help getting the user geographic location ???

26th Aug 2017, 5:13 PM

Hikeem Sosa

geolocation html html5

0 głosów

Why We All Learning Here !? What's The Sense??! How Can We Use It Practically Use it In Our Lives?!?

8th Feb 2017, 11:07 PM

Zoheir El Houari

advance answer dailylife help programming reallife sololearn

5 głosów

Hi! DS with Python, first end of module project: means of rows: what's the problem with my code? It's ok in 3/5 testcases.

12th May 2017, 11:20 AM

Ayushman Paliwal

code dswithpython

-1 Głos

5 odpowiedzi

10th Mar 2021, 12:00 PM

Dalma Hajek-Simonyi

What's the best way to add an automatic image slideshow with captions to a webpage with javascript,css and html

javascript,css,html

2 głosów

leaderboard scores; What's the difference between all three scores? How do you earn points for each score?

13th Feb 2018, 9:06 AM

4South

python

2 głosów

I don't really get what's the difference between "float" and "double", can someone explain it to me?

24th Aug 2017, 10:21 AM

Melissa De La Cruz

0 głosów

What's the difference between typing in return 0; or return 1; at the end of a program?

29th Nov 2016, 7:57 AM

Alvy

0 głosów

Anyone know what's the reason why i can run my java code from command prompt but i couldnt run it on my IDE like Netbeans?

3rd Oct 2016, 9:24 PM

Shyam

java

0 głosów

5 odpowiedzi

9th Jan 2022, 11:45 AM

Jacky

Can someone please explain to me what's the differences between these and what and when they are used for?

javascript operators

0 głosów

This code in python doesn't work when I run it but it works just fine in pc. can anyone tell me what's the issue

17th Jul 2016, 6:23 AM

Azwan Abdullah

code python3

0 głosów

What's a good application to create, with GUI and everything that can demonstrate extensive Java or C++ knowledge?

12th Nov 2020, 9:28 AM

Srijan Arya

c++java javascript

3 głosów

What's wrong with this code? It's supposed to show the text in red through the js getElementById function but it's not working

6th Mar 2018, 12:47 AM

Brian Johnson

para

1 Głos

Please what's the code to find the determinant of a 2*2 matrix. Thank you guys

24th Jun 2018, 4:47 PM

Ahmed Yakubu

0 głosów

What's the different between programming using console application and programming using code playground for python?

24th May 2017, 10:20 PM

IB Maurice

python python3 q&a

0 głosów

How this function working and what's mean by $u = $u + $y? And explain more about return (i mean what next after "return $u?" )

17th May 2018, 7:03 PM

Badr Artib

functions php

2 głosów

What's the difference between inserted and underlined? I'm trying to use <u></u>and the output is underlined too like the insert

19th Oct 2017, 5:11 AM

Irezer

formatting html

0 głosów

What's the difference between using svg width and height & rect height width bcos when both changed acc to need gvs same result

29th Sep 2019, 3:33 AM

SlametAr.

html html5 svg

0 głosów

What Is the meaning of this operator- [::]. And what's the difference between these two- [:] and [::]

6th Apr 2017, 5:44 AM

Shreya Parmar

python

0 głosów

what is the meaning of rang like for float in java i mean what's the rang 1.4e-045 to3.4e+038?????

28th May 2020, 5:48 PM

Devang Soni

java#datatype

2 głosów

@Sololearn pls solve this bug 🐛 it gives me 1xp after every victory of Java weapon and10 for other languaes what's the problem?

16th Aug 2017, 5:23 PM

Bhavin Kanzariya

it java sololearn weapons

0 głosów

Why is it so that even without using return 0, the program runs? What's the actual use of return 0

27th Sep 2017, 1:07 AM

Zohrab Alexanian

0 głosów

How we can use "inherit" value for font-variant property in CSS?! What's the result of its usage?

28th Feb 2016, 5:19 AM

Ritwik Madhukalya

css html

1 Głos

What's the difference between an empty string and a null string? And both of them will have an address in the memory?

30th Jan 2018, 5:05 AM

Ahmad Heidari

empty java memory null strings

1 Głos

Please some help! what's wrong on my code? It works on my IDLE but Sololearn doesn't accept it to go on.

23rd Jan 2020, 4:02 PM

Hichem GOUIA

python3

0 głosów

Can anyone tell me what's wrong with this code? It supposed to submit value to purchaseAmount variabel 3 times. But why??

3rd Mar 2023, 8:15 AM

paul amiell

-1 Głos

What's is your goal from learning those languages*?don't tell me programming and tepical answers..impres me

3rd Jul 2021, 4:12 AM

FARIZI FATTAH

c++java javascript programming

0 głosów

What's the difference between : {cout << x*2 ;} and {return x*2;} in a function?

26th Apr 2017, 11:45 AM

Mohammed Aidaros Ali Al-Sharif

c++functions return

0 głosów

if we call the getName function in an sebuahobjeklain, we will get an undefined output. What's wrong ? And how to fix it ?

15th Feb 2017, 6:51 AM

mohammad mazhariroshan

javascript

1 Głos

Can someone tell me what's wrong with my code?? I'm trying the military time problem in the code coach. But i only get 2/5

16th Jun 2020, 8:43 PM

Febriantika Triarini

code codecoach help python3

1 Głos

Hi friends i'm solving problem 23.2 in python for beginners and i can't figure out what's wrong with my code

25th Oct 2020, 7:47 AM

ghali lawal

beginners python

0 głosów