F&A Diskussionen

class A{ public: int x=2; ~A(){x++;} }; int main() { A ob; cout<<ob.x; } Why does it print 2? And why does it print 3 when you remove the ~ and turn it into a constructor?

13th Oct 2019, 10:50 AM

Pavan Karthick M

I want a code to be executed when a user scroll on a website? ?? I heard jQuery can do that...if it xan then how do I go by it?

0 Stimmen

5 Antworten

5th Aug 2016, 6:58 PM

jigoku_tenshi

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how to make automatic scrolling arrow function to operate websites ?

24th Apr 2019, 9:03 AM

Bernard Arhia

arrow automatic how make move scroll to we website when

0 Stimmen

I was confused using void and return method, when i can use a return method or void method in program ? Thanks :)

16th Oct 2017, 3:53 PM

Ali Hussain Dhuniya

java methods return void

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how can u rmember all those codes .. is there any book or sites to find all the codes when i forget them I am bigenner (;

5th Aug 2018, 2:59 AM

Dimas Chandra

1 Stimme

text field and also an button pls help ,, i want that when i click the button send the writen on text field will send to gmail

6th Oct 2020, 10:59 PM

Yasmina

help

1 Stimme

When making a blog, during the media section. How do I place the videos side by side like a dividing the page into two.

9th Jun 2017, 6:07 AM

MR UNKNOWN

css html

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When I enter two numbers the sum comes.. but when I input character as yes not y... Then it goes into an infinite loop... can anyone explain why? int a,b; char ch; do { cout<<"Enter two numbers: "; cin>>a>>b; cout<<"The sum is "<<a+b <<"\nDo you want to try again (y/n): "; cin>>ch; }while(ch=='Y'||ch=='y');

18th Sep 2019, 10:13 PM

A+ Mickie

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I made a script in Unity to any object(enemy) such that when I click it it's health decreases,I found the tutorial on YouTube and it works for him. I re-checked the code and I even typed the whole code again but still doesn't work It just shows health = 100

10th Oct 2016, 1:14 PM

Soutik

c#games unity

1 Stimme

8 Antworten

3rd Feb 2017, 3:49 AM

TheSainMan

Is it normal when I try to verify my email address my browser says that the page is trying to take my credit card informations ?

email verification

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I am trying to make a dice and I want to make it so when a certain number is rolled It will add 1 to a variable. How would I do this?

3rd Jan 2019, 2:29 PM

Maxence

python variables

1 Stimme

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

22nd Aug 2016, 3:25 PM

Ezie

formatting html

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Is it safer to link multiple html files to one css file. I am concerned about how large the css file can get when a web grows?

14th Mar 2017, 3:44 PM

Akshit Alva

css development html5 minimizing-code web

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I made project and I used multiple views.but when i run program .the debag show message .. couldn't find storeboard named in bundle .i search about this problem much time but no solution

2nd Jun 2019, 7:01 PM

prime omondi

swift

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4 Antworten

10th Aug 2017, 12:44 PM

Zaid AlObeidy

Write a C++ while clause that stops the loop when the value in the variable called even variable is not an even number

-3 Stimmen

In variable input when i run my code it requires input and say to submit some information in 100 world what i do

30th Jul 2021, 6:44 PM

Elvis Noko Kgomo

-2 Stimmen

i didn't understant when i excuteed the program below , how the " New A " appeared :p ? and thank you <3

28th May 2022, 3:45 AM

Palak Kushwaha

inheritance java

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i am trying to prepare for a bootcamp here but when i am done, i don't know a good one in Boston, ma.

6th Aug 2017, 3:21 AM

Khouloud ZOUAGHI

bootcamp javascript objects

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[RE_UNSOLVED]my program is not able to read data from file on pc , its just printing bunch of zeros when testing the input

1st Mar 2018, 3:56 PM

Jn-François Pierre

c file file_io zero

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i want to use do..while loop to write a program about n positive number and the program will terminate when there were negetive

25th Feb 2018, 6:32 AM

Hridyansh Thakur

coding dowhile flowchart gcc pseudocode student termination

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I there any way to execute a statement for one time only , when all values in for loop or satisfying the condition.

24th Jan 2017, 10:56 AM

nsazw

array for if-statements loops

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when reaching num value to 1 then the method called again and and again with argument 0 (num-1) then how it is working

13th Nov 2017, 12:25 PM

Aamir Sultan

c#recursion

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It is possible? Problem is textbox1.text = XYZ and textbox2.text = XX. And when i click the subtract button the result = YZ.

4th Jul 2016, 6:10 PM

Seenivasan

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When i pass an object like this; for example: SomeMethod(this); How i do point to this object inside body function?; like "this" too?

23rd Aug 2017, 2:36 PM

JM Gabriel

c#this

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Y would i want to use getters and setters when i can assign the value of a property from inside the main class?

27th Apr 2016, 7:08 PM

Daniel Jaimes

java

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Plz help me with this code!? when i write this code there is no compiler error but i end up with endless lope

13th Jun 2017, 4:55 AM

suryapoojary

c++endlessloop goto

1 Stimme

Can any one explain why we got this kind of output and also say me when " float is true " and "double is false" gets printed ?

30th Jan 2017, 11:33 AM

Mina Ghaly

c doubt sololearn

1 Stimme

How can i show another page ?? For example i have a basic web that i want to when click something show them in other web. I don

25th Aug 2019, 9:41 AM

Kiran Deep Naidu

elements

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In java int /int is always an int how can i get a double value when input2 int value example if i enter 1/2 i will get 0.5

21st Mar 2019, 12:46 AM

ali Ghaderi

java

1 Stimme

What happened to all the videos that were on here? They really helped when I was first starting out? Were they all removed? :(

4th Feb 2018, 2:31 PM

rohit

javascript video

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When creating a calculator, is it possible to create a range of values... and work with them to see if your code actually works

4th Nov 2016, 10:08 AM

Mike Tucker

list

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I want a code that select from database mysql automatically when a text is selected from a drop down list and populate it's valu

1st Aug 2017, 10:42 PM

Abuye Oke

pdo

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I deleted a Gridview and when i run my program i still see it in my for. But it isnot in my design form

9th Feb 2019, 10:51 PM

WISDOM BENEDICTUS ADEVU

c#studio visual

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How come sometimes when you use the 'if' statement and then the 'else' statement, you get a syntax error saying 'else:' is an error?

29th Mar 2020, 7:53 PM

Hamed Niazmand

python

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if protected is accessible by all the classes inside a same package and outside of the package too then what is the difference it does when compared to public?...

15th Aug 2016, 9:38 PM

Andrew Wheatley

access-modifiers java

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When you go out to eat, you always tip 20% of the bill amount. But who’s got the time to calculate the right tip amount every ti

15th Aug 2016, 6:39 AM

Gowtham krvz kv

-1 Stimme

javascript (*Whats wrong with this Javascript code hurry plz) i have said that when i click on the checkbox, a check mark will a

4th Apr 2022, 10:36 AM

Meet Sharma

html5 javascript

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Can anyone explain why I need to create a constructor at all when I can just make an regular object and do the same things?

8th Jun 2020, 6:22 PM

Syed Asheer

constructors java

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Why cant i use mod operator to find remainder of a floating point no. Divided by any no even when we use floating point datatyp

4th Feb 2016, 2:11 PM

Syed Ruman

c++operators

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hy. When i run this code on shell it gives me an error of unindent does not match any outer indentation level....how to handle t

19th Aug 2017, 2:25 AM

Harsh Wellengsly

functions python

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Wh're's the prblm in this codes when usin loops to mke a progrm that calculates the amount that I owe after 3 months of debts

10th May 2017, 11:50 AM

Shah Zaib

help please

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I created .py file for telegram bot and run it on python. bot started working, and when I closed running .py file my bot stopped

10th May 2021, 9:03 AM

6Cødës

bot python telegram telegram_bot

1 Stimme

I don't quite get this, it means that if I have an array, say 3 elements, when I say foreach($elements as $element) every one of this three elements will go one by one to the variable $element?

20th Mar 2017, 1:52 PM

GooDMooD_JY

loops php

2 Stimmen

In the code below the output is 2. This code is used in a challenge and I get an error when I select the answer 2. It accepts as correct the answer 1 which I believe is wrong. If you agree please thumbs up. If you find any other errors please post them here! #include <iostream> using namespace std; int main() { for(int i=1; i>=1; i++) { if(i<1 || i>1){ cout << i; break; } } return 0; }

10th Mar 2016, 9:02 PM

Eduardo Tito

c++challenge correct error errors

8 Stimmen

8 Antworten

24th Aug 2016, 7:40 AM

GTimo

How do you distinguish between paragraphs in the html when editing in css? like if I wanted to have different images behind different paragraphs, would you use the class ""? know it's basic, but I can't think through all the new stuff I've learnt lol thanks!

background css

1 Stimme

6 Antworten

24th Apr 2016, 11:52 PM

Jonothan Pinchen

please help me when i try to open some of tasks in html course i see this worning does it relate to what country i am from ??

html

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when I wrote int x; cin>>x; if(10<x>15) it is always false 10<x<15 always true 10>x<15 always true 10>x>15 always false 3<x<0 always false 3>x>0 true for x less than 3 can anyone explain why this is happening????

11th Aug 2022, 3:41 AM

mahdi

2 Stimmen

When i run my same code on computer and on this app I get different results, why is that? What does time limit exceeded mean?

13th Oct 2016, 1:44 PM

Soutik

java

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When i made a code with. .jar it said it is corrupted on my pc i made that code which is used as example why???

6th Jul 2017, 11:02 AM

Gaurav Raj Ghimire

java variables

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