Q&A Discussions

Can comments exists in SQL?

22nd Sep 2018, 3:25 PM

Lorenzo Sandoval

database sql

0 Votes

Does Math.atan2() exists in sololearn?

2nd Jan 2019, 7:45 PM

Ярослав Юсюз

html javascript

-2 Votes

Does pointer concept Exists in JAVA???

23rd Sep 2022, 7:33 AM

Yeeter

c c++java memory pointers

1 Vote

Testing if value exists in a dictionary

17th Oct 2020, 4:35 AM

Ashutosh Patel

dictionaries dictionary python testing values

1 Vote

6 Answers

7th Aug 2019, 10:41 AM

Luna

Creating object that exists with numbers

c++class creating object

0 Votes

Which simple python 3d engines exists for android-developing?

20th Nov 2017, 10:39 AM

Mustafa K.

3d android python

2 Votes

exists another way to get exp without do challenges?

30th Dec 2020, 9:31 AM

Arman

experience

5 Votes

Why showing Match 2 while there 'A' is exists in string.

5th Feb 2018, 8:22 PM

Ansuz

python3 regular-expressions

6 Votes

How to test if a float number exists between two int numbers?

25th Jul 2019, 4:18 PM

Sanjay Soni

python python3

1 Vote

8 Answers

15th Feb 2022, 12:30 PM

Lenoname

MySQL : How update record if exists else insert record?

exists insert sql update

0 Votes

5 Answers

9th Jun 2017, 12:36 PM

WEN HAN KHO

Does exists command for printing on the specific line?

console int line number output print println specific text

0 Votes

[SOLVED] Python Lamda expression to see if item exists in array

25th Jun 2017, 1:03 PM

You don't know me

python

0 Votes

[c++] How to check if a file exists or not in c++?

21st Aug 2020, 8:47 AM

Charlie C

all c++

0 Votes

6 Answers

6th Jun 2017, 6:40 PM

anonymous

There should be a dictionary, a base of terms and labels. Maybe it exists !?

elements formatting html web

7 Votes

What other PHP Frameworks exists assist from larsvel? And which is the best

10th Apr 2018, 10:02 PM

Vučko/Вучко/Vuchko

application css framework html javascript laravel mysql php sql website

2 Votes

I am opening a file but it shows file not exist even if it exists

7th Jul 2018, 7:48 AM

Jackson Adebayo

solve

0 Votes

11 Answers

25th Jun 2020, 4:37 PM

ALL IN ONE GYAN

I dont find the challenge on the site? It exists only on the applicatioon?

challenge

3 Votes

How to check if an element exists in an array or not? (C++)

4th Aug 2017, 11:02 AM

sfeuh

arrays c++if-statements

2 Votes

How can I write in a file that already exists without overwriting it?

13th May 2020, 7:30 AM

Amit Dubey

java overwrite

1 Vote

Someone knows if exists another best application learning to code like SoloLearn?

13th Sep 2017, 7:52 PM

igokra

css html javascript

1 Vote

Write a Python script to check whether a given key already exists in a dictionary.

21st Jan 2018, 6:15 PM

Angel Iscoa

python

-4 Votes

6 Answers

30th Apr 2022, 2:24 AM

haha

Is !DOCTYPE HTML the only type tha exists or there are others too

html html5

0 Votes

is it possible to check if a digit exists in an integer without converting into string?

3rd Dec 2016, 5:43 AM

CodeOnTheWall

challenge integers python python3

2 Votes

Hi. Which ways exists for transfer folder "Users" in windows to linux mint without problems?

30th Jan 2022, 4:59 AM

cal

linux mint windows

0 Votes

I'm having trouble writing a path to fetch an image that exists in a different folder. I tried and it didn't work

27th Dec 2020, 2:26 PM

Arman

<ahref

0 Votes

31 Answers

25th Dec 2017, 4:21 PM

Jerry

When i create a file and write some text. Next time i run, the file does not exists :-(

files python

5 Votes

7 Answers

2nd Sep 2019, 8:40 PM

🍂B. Eitan 🌵

What do you do when almost every app you think of developing already exists and is very successful?

afraid,idea,information,programming

1 Vote

7 Answers

29th May 2017, 10:14 PM

John Bob Ayensu

Why did you start to learn php when it exists so much beautiful languages like java?

php

0 Votes

How to check if user input exists as values in dictionary if the value is given inside lists

12th Jul 2016, 4:10 AM

Dmytro Bratiushchenko

cpython python python3

0 Votes

5 Answers

5th Oct 2020, 9:32 AM

Model Pilot

Please, am i doing anything wrong, every time it runs it updates the email even if it exists in the database.

mysql pdo php

1 Vote

12 Answers

31st Jul 2020, 4:04 PM

Okanlawon Anuoluwapo

There's no way to access the personal feed trough the browser? Do I need to install an android emulator just to access the feed?

doesn't exists feed

3 Votes

I need to know what the difference exists between getche, getc, getch and getchar? and how and when to use them?

26th Jul 2020, 9:24 PM

Aaron Stiebler Carneiro da Silva

8 Votes

Is there any website that exists which can turn me into pro hacker or atleast a good hacker??

22nd Jul 2019, 2:47 AM

José Cleto

hacking

0 Votes

5 Answers

4th May 2017, 4:21 PM

Akshay Sarmalkar

Is code playground something that exists within this app or is it something I must download separately?

java jdk

1 Vote

advance challenges progress sololearn

25th Jul 2016, 10:52 PM

Karlyne Killebrew

2 Votes

This app exists in Spanish then how can we contact and contribute for the french version??

22nd Apr 2017, 7:55 AM

Thanh Le

app contribute french sololearn version

1 Vote

[SOLVED] Will the query 'CREATE TABLE IF NOT EXISTS table_name' raise an error if the table exists?

18th Sep 2018, 7:51 PM

Kinton JACQUES

sql

0 Votes

Write the code to check if a triplet of key values with given sum exists in a BST.

8th Jul 2018, 6:06 AM

Christopher

bst

-1 Vote

In every programming language exists at least one topic we hate or its just hard at first sight to understand it...

26th Apr 2022, 4:45 AM

Alddd

c++destructors struct

1 Vote

eclipse shows error,says Java was started but returned exit code =13, and the application exists when I click ok

12th Jul 2017, 7:58 PM

Káfefe

eclipse java

-1 Vote

I want to add a row to a database table but if a row exists with same unique key I want update that.

29th Aug 2016, 4:53 PM

Mohammed Marjan

sql

1 Vote

How can I find suitable join keys between two tables if I have more than one same columns Exists in two tables

10th Jan 2017, 12:56 PM

alireza shokri

sql

0 Votes

I want to make a function that searches my library.txt and returns a prinf output on whether the book exists within the file

28th Nov 2020, 3:03 AM

vijay

c fgets program search

0 Votes

I'm a beginner c++, I'm trying to write a program that checks if a record in a file already exists or not through a flag variabl

16th Dec 2018, 8:25 AM

Keith Owino

c++code error

0 Votes

Hello. What code should I use to add delay in my code? I saw it exists sleep (); and delay; but which is best?

23rd Aug 2022, 6:44 PM

Vick

c++

0 Votes

Can someone write a Python program which returns the longer of the shortest way between two points(for ex. fixed A and B) if there is a way exists between points and if there s no way between those 2 points the function returns -1

18th Apr 2017, 8:45 PM

Ascor 8522

python

2 Votes

Why I can’t make quizzes?

21st May 2017, 10:21 PM

Ali

c#c++exists html programmers quiz quizzes sololearn thistagdoesn’t web

0 Votes

JS: How do I remove the contents of an array if those contents exist in another array? ...

21st Dec 2018, 5:59 AM

Daniel Batiz

array array2 arraymain css duplicate exists html js mainarray remove

1 Vote