Q&A Discussions

Java /mq -how to check the mq connection using Java - like ping command

26th Oct 2020, 12:47 AM

Solus

java messaging

0 Votes

How would I compute this complex formula in python? [(2 - 5)^13 / [(157 + 594 * 7)^23 % 1337]-4^19] % 664

10th Nov 2019, 4:00 AM

Rkumar

coding python

0 Votes

11 Answers

19th May 2020, 3:51 AM

John Perez

Using header and .cpp file for Classes - don't completely understand

c++classes

0 Votes

Android Studio - Where is the navigation graph menu which I can create

12th Sep 2017, 8:02 PM

scott carlson

activity android-studio fragment kotlin menu nav_graph navigation xml

0 Votes

Deciphering Object Sizes of some classes - Why don't they appear the same as the calculated ones?

10th Apr 2022, 8:20 AM

Julius

c++classes sizeof

5 Votes

Why is ++/-- - different behavior for implementations of type int and my class ? ... there seem to be no errors.

12th Jul 2017, 3:56 PM

Solo Wanderer 4315

c++classes increment operator-overloading

8 Votes

What are the differences between a static variable and a non - static variable (java)?

9th Oct 2020, 6:55 PM

Michail Getmanskiy

java non-static questions static variables

3 Votes

I have a problem with Local Storage for To Do List - Can any one help me ?

29th Jul 2017, 10:18 AM

Danish Javed

css css3 help html html5 javascript sololearn

2 Votes

6 Answers

31st Jul 2018, 9:20 AM

Abdelrahman Ashref

Cozmo robot - has anyone used the Python SDK for it?

cozmo python

0 Votes

Random selection from a list - is there a better way?

8th Nov 2019, 5:41 AM

Duncan

lists python

0 Votes

For me - ii got an **error** on line 6 (multiple definition of 'main')

15th May 2017, 4:47 AM

Homer P

cout

0 Votes

check this code and give sln....has this any solution month is 0 - 11

6th Apr 2020, 5:56 PM

Shwadie Kidd

date

0 Votes

what is wrong with this code please? search scanner object in code playground - Michael Obeng

2nd Oct 2018, 6:01 PM

Y.Lechebo

java

0 Votes

6 Answers

17th Jul 2016, 6:37 PM

Michael Obeng

What to study after C++: Python or C#? - Что изучать после C++: Python или C#?

c#c++language learn new python

2 Votes

Flip coin till 3 heads or 3 tails in a row - help with my code?

4th Dec 2016, 10:28 AM

Alexander

1 Vote

What is the answer to the following - Functional Programming Question 1 in Tutorial

2nd Jun 2017, 3:51 PM

Nasheed Shams

functional functions higher-order programming

0 Votes

Can anybody please explain me why the result of 2.05 - 0.05 isn't 2?

24th Aug 2018, 1:00 AM

J. Gallagher

code java output

1 Vote

How to find the sum of the series which has + and - alternately? For eg: 1-x^2/2+x^3/3-x^4/4+x^5/5...

27th Jul 2017, 3:51 PM

Jnny

c++of programming series sum

1 Vote

Lorem Ipsum dolor sit amet - In case you are wondering what is it--just like i was :)

9th Apr 2018, 1:57 PM

S-Y 007

dolor ipsum lorem

5 Votes

{SOLVED!} JavaScript + Html Error - Uncaught TypeError: Cannot set property 'innerHTML' of null Line: 10

17th Jan 2018, 6:41 PM

Agnesness

help html javascript js

0 Votes

Is it possible to connect database with JavaScript ? if yes Give a Example -

27th Apr 2020, 8:28 PM

DevHaz

connect database example javascript

1 Vote

Function overloading - weird number returns when return is not provided. what is this number?

28th Aug 2020, 6:40 AM

आदित्य मद्धेशिया

c++functions

0 Votes

Mention the different techniques & approaches employed by J query UI - developer? Explain.

4th Sep 2017, 9:48 AM

rakesh c

jquery

1 Vote

What is the mistake i did in the code, please help me -

8th Aug 2018, 11:24 AM

Asim Farheen

java

0 Votes

sorting the linear linked list by using structures in c++ and display - this is main objective

18th Dec 2019, 1:02 PM

sabbani mahesh kumar

cpp data structute

0 Votes

How to create a multiplication table from 2 - 12 using c++

7th Dec 2021, 4:20 PM

Praween Gupta

c++

-2 Votes

Question No.25.3 : finding mid-element in python - not successful. What's the problem in my code?

7th Apr 2020, 7:27 PM

Emmanuel Blessing

lists midelement python

0 Votes

I can’t understand this JS arithmetic - Seems like a simple minus but the result is unexpected

11th Sep 2021, 10:21 AM

Suramuthu R

data-types javascript math strings

0 Votes

What is the output of - 5//2 in python I'm new please help

3rd Apr 2018, 4:42 AM

tazzy

0 Votes

Java - Why is there a 'cannot find symbol' error despite having already declared the variable?

7th Mar 2020, 5:27 PM

Luka Maghlaperidze

cannotfindsymbol java

0 Votes

I try to excuse the greatest number - what's wrong in the code, mathematics it's right

15th Nov 2020, 7:31 PM

Solus

if-statements java

0 Votes

sortA(x) - եթե զանգվածի տարրերը աճման կարգով են դասավորված վերադարձնում է true, հակառակ դեպքում false

27th Feb 2022, 3:23 PM

Jebreel Ziadna

javascript

0 Votes

#include <stdio.h> int main() { int var1,var2; var1=10; var2=10; var2=2*(++var1+2) - 2*(--var1-2); printf("Var1=%d \n Var2=%

4th May 2019, 1:56 PM

Arsen Grigoryan

1 Vote

How shows all the indexes "p" in exemple. - list = ["p", "i", "p", "e"]?

25th Mar 2019, 10:17 PM

Gab

list.index

1 Vote

Could anybody tell how to work with pseudo - classes correctly?

5th May 2019, 7:12 PM

Sergey Kramer

css3

-1 Vote

Help me fix my Binary Tree Traversal - Preorder, Inorder, Postorder

1st Mar 2017, 10:01 PM

St.Stephen

binary inorder postorder preorder tree

0 Votes

Y= ++X - X++ + --X if X= 5 In JAVA

13th Dec 2017, 5:05 AM

TJ Manning

java

-1 Vote

How to use remove all expression in c#. - lambda expression

17th Aug 2020, 3:50 PM

Vishruth M R

remove

1 Vote

Java - "Taking User Input" lesson looping me back to the beginning. Can't progress in lessons.

20th May 2017, 3:00 PM

Hadassah

controlflow help issue java looping

0 Votes

Get SoloLearn Python app on Windows 10 - Why only Windows Phone Store?

2nd Jan 2024, 5:16 PM

Katelyn Dempsey

app APPX store windows

2 Votes

But why it is 0 - 5 remainder in modulus. If I in calculator 8 divide 9 I get remainder 8. Please can someone explain me?

12th Nov 2016, 3:26 PM

LengZai

cpp

0 Votes

22 Answers

13th Jul 2018, 6:31 AM

Rytis Karalius

Why do I get this error someone explain please? Syntax Error - result = str(num1 / num2)

If we use if -elif statement with 'or' - 'and' in it then it isn't executed correctly. Why?

0 Votes

6 Answers

6th Feb 2017, 1:55 PM

P4tryk

help python

1 Vote

What is "2" + "2" - "2'" on JavaScript? Can I get explanation to it

31st Dec 2020, 1:21 PM

Japjot Singh Chauhan

javascript

0 Votes

Python - Why is the output None when the extend() method is placed inside print()?

17th May 2021, 3:06 PM

Onyeji Chiagozie Victor

extend()print()python

0 Votes

Can anyone please explain about 'Pure Function ' - in python.....i gone through the slides...but still not understood :(

13th Oct 2020, 9:29 PM

Solus

functions pure_function python

2 Votes

Help! A Mystery of Inheritance, Classes, Subclass - getting a None Error message.

24th Sep 2018, 1:42 AM

Praveen Kumar

inheritance python

0 Votes

Why is it that SVG looks hards - I normally think its maths

1st May 2019, 11:56 AM

Josie The Ritalin Dog

css3 html javascript svg web

0 Votes

error in Ruby - shebang line ending with \r may cause problems

21st Jun 2020, 6:01 PM

Ebuka Asianya

android hacking linux metasploit python ruby termux

0 Votes

The hidden trap in python function

3rd Jan 2019, 1:11 PM

Diluuu

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What is a web browser intension?

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