Discussions Q&R

How do the selection operators (#ifndef, #define, #endif) prevent header files from being included more than once within one fil

29th Dec 2017, 7:43 PM

Danlee Platnumz

c++classes

0 Vote

i want user to not enter his/her name twice when he or she once creates his/her account. What code should i write guys tell me??

6th Dec 2016, 3:08 PM

Krithika Ramesh

If there is a list then we need to find the numbers in that list which occurs only once in python.. Pls help

0 Vote

3 Réponses

16th May 2021, 12:33 PM

Davinder Kumar

python

0 Vote

guys what do they mean by the switch expression is evaluated once someone please explain how the process unfolds i

14th Sep 2020, 5:53 AM

Ganesh S

javascript switch

0 Vote

Once I have my code ready to be put on the actual web what are the steps? How does it work?

28th May 2017, 10:26 PM

wazha

website

0 Vote

Pizza parlor accepting maximum M orders. Orders are served in first come first served basis. Order once placed cannot be cancell

12th Oct 2020, 7:46 PM

Steven Rodriguez

-1 Vote

Enter data in Table. click once add button Add new row and enter the data in table. Data store in database

31st Dec 2021, 11:38 AM

Manjunatha K

data dataadd design web

0 Vote

Why I can't use id more than once and shoulf I use Id or class and Can I use id in different html?

5th Oct 2018, 5:47 PM

A.G.Dilshan Dilip Udara Gunawardhana

css3 html html5

0 Vote

If id is unique and can't be used more than once in a document why do we use it, why not just use class???

21st Apr 2020, 2:30 PM

Sorder Rakib Hassan

css html

0 Vote

3 Réponses

24th Dec 2017, 3:50 PM

Eyob G. Hagos

Guyz if you online please help how do you learn code and not forget it and what are the best resources for biggeners free once

biggeners code css html java methods resources script self-learning

2 Votes

I tried installing pygame but once i install it, it keeps saying it cant fund the module. How do i fix this?

10th Jan 2018, 6:48 PM

ramoholokhathu

install pygame python

0 Vote

What causes a php coded website to breakdown and not respond to a button - Add to Cart- once it goes live after some time...???

21st Dec 2016, 5:21 PM

Levi

php

1 Vote

Can this app help me become a programmer? And also can this app help me get a company to work with once I master programming?

22nd Jan 2019, 9:15 AM

Makumi Wainaina

@iwanttobeaprogrammersobadly

0 Vote

Has it ever happened wid any1 that once you start learning new language you tend to forget the language learned at past

9th Jul 2024, 4:18 PM

kuami billonaire

progress

0 Vote

Create 5 workers concurrent print out numbers from 1 to 1000. Note: for the whole result each number only can display once only.

11th Nov 2017, 3:52 PM

R.Archith Bhat

0 Vote

Can anyone tell me if the output is 2 it prints 2 two times and if 5 five times but I just want to print once it's about lab num

1st Apr 2020, 4:37 AM

Yen San

java

0 Vote

4 Réponses

3rd May 2020, 8:35 AM

Shivam Rawal

Once I learn coding, are there any apps that let me code on them? How do I start coding my own things and what do I use to do it

code

1 Vote

Once we reset our course progress it also clears the challenge records. And tat kinda hv a devastating effect on ur xp. : (

21st Jan 2022, 7:18 PM

tshxue Boi

challenge Courses level progress reset xp

0 Vote

Can someone explain how a destructor would work if I was to kill an enemy in a text-based game. Specifically the syntax I would use to make sure it was destructed once it's health reached 0

20th Jun 2017, 9:51 AM

Saurabh Sharma

c++classes games

0 Vote

4 Réponses

2nd Aug 2016, 12:04 AM

The Klespyrian

i want to make the ball move up and down once as this ball is the black in the eye so it will be like a facial emotion how can i

animation html javascript problem website

-1 Vote

if the following Java code were to appear in a control program that used the classes A,B and C what would be the outputs

27th Sep 2020, 6:51 PM

Youssef Ashraf

classes control implements inheritance interface java once program twice

0 Vote

I downloaded Eclipse IDE for java developers. Once I sawy friend making a calculator from net beans IDE , I am trying everything but i can't do in my Eclipse why is it so ?

1st Jan 2018, 5:08 PM

Martin Toomey

eclipse java

0 Vote

In html how to clear typed texts in textarea one by one by clicking the button instead of clearing all typed text at a instant.

2nd Nov 2016, 12:59 PM

Aditya Kumar

at button clearing click html5 once one text textarea

0 Vote

can someone help me find some logic for this? The method PlaceInside gets a list of squares and returns them once inside each other with the same centre and placed so the biggest square lays on the X and Y axis..

30th Jan 2020, 12:37 PM

Yogeshwaran

0 Vote

When I get to the console application part and put in the project name etc.. once I hit next it does not continue and I basically get a failed message. I assume because I'm using a mac and it does not have a c drive. What's the work around?

11th Jul 2016, 5:14 PM

Shubham Agarwal

0 Vote

In a dart game, you hit 5 points once, 10 points 2 times, 20 points 2 times. What is the average number of points you hit per at

28th Dec 2016, 6:46 PM

Laz

10 2 20 5 a attempt?average dart game hit in is number of once per points the times times.what you

-7 Votes

4 Réponses

5th Jun 2021, 5:23 PM

Harshith Nalla

At a college cafeteria, 1 free meal is provided in a day to every student who has a valid gym card. An attendant at the cafeter

1 12 a access.an at attendant cafeteria cafeteria,card.characters.college day deny every free gym has his/her if in in,into is it java logged login meal mobile number number,of once provided shall student successfully system the to using valid who wrong

-2 Votes

6 Réponses

14th Mar 2022, 1:53 PM

kadewere john

I want write once program but I can't!, if we write "cout<<"Hello world" ; in a console we can see momental"hello world" and nothing, but now I want see hello world like a gif animation, every letters must be showing step by step, first "H" second "e" and "l" all letters step by step in every sek time, it's possible?, excuse me I am Russian.

0 Vote