Q&A Discussions

The type of variable is auto-defined by assigning a value to it? because in java, we have to declare the type of variable before assigning value

15th Aug 2016, 10:55 AM

Rupam Das

data-types php

1 Vote

What is the meaning of the first P in php as we know php means hypertext preprocessor. So y p in first y not only hp

6th Mar 2016, 4:07 PM

ThisTNTSquid

php

1 Vote

If we create page on computer and page open on mobile so page interrupt so how create page so change page size

3rd Sep 2016, 12:04 PM

jyotirmoy

css html.javascript

0 Votes

In Java pl, int are strictly for numbers, also strings are strictly for letters. Then how do we write stuffs like 50cm?

17th May 2017, 8:28 AM

huzaifa

java

0 Votes

Having issue with adding to the"hello world". I need further explanation on how it work. And wat way we can continue it.

22nd Jul 2017, 9:41 AM

Success Daudu

c++html

0 Votes

I am a beginner,while studying c++ to end program we should use return 0,but when i change 0 to99 ,code was still working,

30th Dec 2016, 2:20 PM

Adeyemi Olanrenwaju

0 Votes

In the simple calculator, in the given example 1st line: While true: True here is not defined.... Will it work if we only use while rather than while true??

6th Apr 2020, 12:59 PM

Sameer Kulkarni

calculator python

2 Votes

I think tht this app has taught us limited however thr r tons of concepts to learn can u guys say the concepts which we didnt learn?

26th Jun 2016, 12:54 PM

Kanishk Gangwar

0 Votes

Can anyone help me to Prgm a dropdown list in java..like if we touch gender button it should show male r female like that..

11th Jun 2016, 12:41 PM

Suhail Pappu

dropdown java list

0 Votes

Q.2 I couldn't get line 3. module name is available as global var but from where we are accessing this ?in same/different file ?

22nd Jun 2017, 4:17 PM

Saravanan.B

python3

0 Votes

In my website if i want to put code or write code on page wich tag i have to use that it looks like same as we write here in app

4th Jun 2021, 4:17 PM

lisa

code css html javascript website

0 Votes

as you scroll in solo learn app I mean html CSS JavaScript course how we can scroll than left to right right to left that same t

2nd Aug 2018, 6:49 PM

Bhavesh Kalkani

css html5 javascript

0 Votes

For a number n, we shall define it's k counterpart as the amount needed to be added to n to make it equal to k.

22nd Mar 2019, 11:19 AM

Bhavesh Kalkani

a in insert list python ways

0 Votes

Write a program to enter any number from user and convert into Binary number e.g we enter 10 and his answer display 1010

15th Sep 2022, 9:21 AM

Komalika Jeetham

0 Votes

I am new to Python,i can't understand python is oops concept based language but we don't have to create any classor main method

25th Feb 2017, 11:46 AM

Aftab ali

java oops python

0 Votes

Does the Sololearn Web dev course completely teaches the most important and required part of Web dev or we have to study more??!

11th May 2017, 2:21 PM

Harshit Kaushik

css html html5 javascript website

0 Votes

If a template type can take any data type, why would we need multiple template types? Why not just make one template type and use it for everything?

19th Nov 2022, 5:42 AM

iONE

c++templates

2 Votes

The question is to accept marks of a student in 3 assignment and make it a list. Then we need to create a new list such that it

3rd Jan 2016, 6:26 PM

Taylor Street

python

0 Votes

plZ how can we make a program in c++ enum type for all possible results rock paper scissors and its out put would be

23rd Nov 2018, 11:25 AM

Mara

0 Votes

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.

7th Oct 2017, 7:40 AM

Muhammad Usama

friends sololearn

2 Votes

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

17th Jun 2017, 10:02 PM

Stephen Mumbi

css html html5

0 Votes

We are told that an abstract method is a method that is declared without an implementation. What is an implementation, and how does this method look like exactly ?

20th Oct 2017, 4:17 PM

Wafa Naqvi

abstract-classes java

0 Votes

a = 4 b = 7 operation = multiply print(operation(a, b)) in which operation= multiply , can we use it another like substraction

2nd Dec 2016, 2:36 PM

Aka

functions

0 Votes

Which command is used to create a package for java program so that we can install and run it in a computer ?

19th Sep 2019, 1:06 PM

Ahmed

java

0 Votes

for(a=0;a<50;a+=10) in the first iteration a=0 hence 0=10 is the case why are'nt we writing the output from 10.I am a beginner n

2nd Jan 2017, 1:26 PM

harjinder Kalsi

c++loops

0 Votes

How we use superglobals in our practical life ? Explain with some example give some practical example of server script , server host

24th Jan 2017, 6:24 PM

fahad baroba

php

0 Votes

I thnk its time to bring Advance Java,Servlets tutorial ,Jsp slowly one after another we should add this ..agree or nt my frnds

14th Aug 2016, 2:21 PM

Rupam Das

advance java

0 Votes

Help! I do understand the last part where we put esle: but i do not know what to put for x and y?

23rd Jul 2017, 5:33 PM

Ashish Shukla

else-statements python

0 Votes

Is it required to code for CSS in html code workplace or we can do separately as well or how to link it?

31st Dec 2016, 3:03 AM

Luis Garibay

css html

0 Votes

In the 3° question of number 4class of HTML5 the app asks you to rearrange the order. Why we must use header before nav?

8th Jul 2017, 6:41 PM

Shivanshu

html5

1 Vote

I thought we had to put units (either px or %) with attribute measurements? Looking at the below code, they don't use any units

2nd May 2018, 9:53 AM

Pedro Soares

html

0 Votes

As static method can access only static data members & methods so how we can manipulate non-static data inside main method ?

26th May 2020, 5:17 AM

Ricardo

java;methods static

0 Votes

Why are we using virtual functions in C++? What is the usage of attack function in virtual function? Can anyone explain me?

14th Jan 2017, 10:11 AM

Atish Kadu

c++polymorphism

1 Vote

How can we be sure that C# as a programming platform have future because of lack for support for non Microsoft platforms

11th Feb 2017, 3:59 PM

Nithyapriya

c#microsoft open os platform programming source windows wp xamarin

0 Votes

After finishing solo learn java app, can we build java app or game? Or needs deeper knowledge to build apps and games?

31st Jul 2017, 2:46 PM

radebg

android apps game java mobile softwares

0 Votes

Is there some big reason behind using int and return 0; lines since we still get same results when not using them.

3rd Jan 2017, 11:01 AM

Mohamed Kalith

c++return

0 Votes

In python how do we use open file operation in computer .how to create text file and how to connect to python?

29th Jul 2016, 12:15 PM

isijola ladipo

python

-1 Vote

in c language get the value using printf and print the value using scanf statement . But we using (console.writeline ) command

16th Jun 2017, 4:27 PM

lorshan

-5 Votes

Can we implement a binary search tree in a multidimensional array? If so, how? Please give me an example code in java.

1st Nov 2016, 9:31 AM

Hari Haran

java

0 Votes

Can we overload the Encapsulation over the Constructors in the C++ object oriented programming if you think it as yes then how?

25th Jan 2018, 5:02 PM

Su Su Hlaing

1 Vote

in c/cpp, how can we check the returned value to the OS of main(or exit, ...) function? just i want to know.

21st Jun 2017, 12:04 AM

Taneem Jan

cpp,exit main

0 Votes

When we perform Arithmetic Operation in SELECT query It also reflect to our original DATABASE or it only Display the result (i.e

18th Oct 2017, 6:22 AM

MD QAYAMUDDIN

database query sql

0 Votes

Can we make an array and read the randomly generated values one by one into the array using a for loop ??

8th Oct 2016, 6:08 AM

Pranay Neema

c++loops rand

0 Votes

Is macbook air m1 8gb ram variant can we do full stack development with it. Any one having experience same model reply.

27th Dec 2015, 2:09 PM

Abhishek Raj

air development full m1 macbook stack

-3 Votes

By repeating some lines of code , will it form an error ? and is that why we are made to use functions and modules ?

29th May 2021, 6:31 PM

Prince Yadav

functions python

0 Votes

Now when we put a break in a line using a <br /> tag, is it necessary to write it as <br /> ? Because only <br> works too

15th Apr 2020, 5:03 AM

Sandhya L G

formatting html

0 Votes

We know the pre-defined function str_repeat();. Now how to make our own user defined function that works exact same as str_repeat. For eg str_repeat("John ",10); ( this will print John 10 times ). Help will be appreciated .

14th Mar 2017, 3:44 PM

Akshit Alva

functions php

0 Votes

5 Answers

9th Aug 2016, 2:36 PM

Sajen "The Empathy"

In my laptop I use #include<iostream.h>. Here while practice we use using namespace std. I get error if I use both in opposite platform. Why?

0 Votes