Discussions Q&R

How printf() is able to take variable arguments as per users wish? Explain its complete architecture and use of va_start, va_arg

23rd Oct 2016, 1:39 PM

Pradeep C

c c++

1 Vote

What kind of generic helper functions have you created? What type of structure and processing do you use for such functions?

10th Jul 2017, 6:06 PM

beingBing

functions generics

1 Vote

What code do you prefer and why? What do you use it for? How long did it take you to learn?

10th Dec 2016, 9:19 PM

Jeffrey Hoffman

code question

1 Vote

After assigning value to the variable. Why dont we use the double inverted commas ( " ") in the cout function

25th Jan 2018, 1:48 PM

Alex Monroe

c++variables

0 Vote

You can use the \n newline character to create line breaks, or, alternatively, create the desired output using three double quot

25th Feb 2017, 3:09 PM

RAHUL PATIDAR

-1 Vote

You are an elementary school teacher and explaining multiplication to students. You are going to use multiplication by 3 as you

12th May 2021, 12:28 AM

Siva Kumar S

-6 Votes

If we use the command to order the first coloumn to order it alphabetically. Then, will the other coloumns be affected?

30th Jan 2022, 6:16 AM

SANTHA KUMAR V

are even.help.helping is not now pls.provide query question sql tags this to use what

0 Vote

Can anyone explain the usage(not the definition) of binary shift operators?? How and where do you use them in a code??

15th Oct 2017, 3:53 PM

Jayash Pandey

,c++,java algorithm c

1 Vote

who can help me ? I visited www.websitesetup.org , but i like hand-code , i dont like to use CMS .

15th Dec 2016, 3:35 PM

Pankaj Hazra

css html javascript php ruby sql

1 Vote

What is the use of local and external parameters? and what if we want to print \() with something inside it?

26th Mar 2017, 11:04 PM

Mousa Bagherpour Jahromi

swift

1 Vote

Hw can i then use my knowledge from Php and Sql . To make a dynamic web site including a Forum

4th Sep 2016, 6:24 AM

Ruchi Gupta

forum html j's php sql web

1 Vote

How can ı make a function with use floating point numbers(double)???? and I dont want to rounding my numbers and inputs.

8th Dec 2016, 8:03 PM

Ntirpang Louis

double floutin functions integer numbers point

0 Vote

I m coding but how to use in app building and Coding is easy but implanting in app is very difficult

29th Sep 2016, 7:16 PM

Şeref tahmaz

python

0 Vote

can we use a string nd a numeric calculation in same 'print' function? Like print('Hello world!\n'1+1) its not working I m

13th May 2018, 3:11 AM

SOURAV

Umair

0 Vote

What do you do if you want to use setinterval with a function that takes parameters (since you don't include parentheses)?

5th Sep 2016, 9:12 PM

Harry Andrison

date javascript

0 Vote

Do you use solo learn as a way to learn new skills or to revise on languages that you already know?

21st Mar 2016, 7:30 PM

Jeremiah

skills sololearn

1 Vote

can i use Python build a app to help people recording everyday eat,drinking data? how to begin with design and coding?

20th Apr 2017, 9:13 AM

Ruth G

health

1 Vote

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

5th Jan 2017, 1:43 PM

karlxu

php predefined-variables server-side

1 Vote

hi guys can anyone tell me what is the use of namespace with an example and why only namespace std not namespace cout and how I know which type of namespace s are used writing an program?

15th Aug 2016, 10:55 AM

Rupam Das

2 Votes

1st Jan 2016, 1:53 AM

sivasaiprakash

a different how in method namespaces of project to use

0 Vote

In php , while using echo we put d text to b displayed in quotation mrks but wen we use variables we dont put quotation mrks. Y?

28th Jun 2017, 1:58 AM

muhamad hardaniyan

php

1 Vote

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

25th May 2017, 11:22 AM

Koushikaa Dhinagar

css html html5

0 Vote

I want import data from localhost (easyphp) written in arabic I use for this code vector but a problem arabic dont display and I see only :$#&$# .....thanks

20th Oct 2017, 4:17 PM

Wafa Naqvi

java

1 Vote

How to name in spaces using string in structure in c++ i not use getline. there any other thing because I want to avoid std

3rd Aug 2016, 8:13 PM

Adjed boumediene

0 Vote

I'm having trouble understanding newlines with triple quotes. Python automatically runs the script when you press enter, so how are you supposed to use it?

24th Dec 2022, 10:46 AM

Adnan Ishaq

lines new python

0 Vote

Hi, i would like to be referred to any mobile app that one can use in carrying out all types of programming without restrictions

14th Feb 2017, 4:13 AM

JustWokeUp

,mysql ,php <html,css,javascript e.t.c

0 Vote

People always compare A.I. code to ancient Egypt. Can we use Python or PHP for databases along with OOP? Do you agree? if so, why? I am looking to build a A.I. Because my friend lives across the Galaxy.

9th Oct 2017, 7:37 PM

kezenna

oop python

0 Vote

5 Réponses

8th Jul 2016, 3:58 AM

Erick Hayes

How can i use class for font family and font size in a paragraph in HTML and reference them in CSS for styling?

css font

0 Vote

I can't take picture in my phone in the playboard I must put URL how I can use my phone like server thinks

28th Apr 2016, 11:16 PM

Uk-De Don

css html javascript

0 Vote

Python: through the use of modules, write a program that gives you this years calander and the current date and time as output:

11th Jun 2016, 2:33 PM

Ismail Ait Bella

calander modules python

0 Vote

import random for i in range(5): value = random.randint(1, 6) print(value) 1.Why we use import random ? 2.why we write value variable instead of i ? 3.why we include random.randint ? 4.what is randint ?

19th Mar 2017, 9:04 AM

Peet Van Der Walt

python

0 Vote

Why some programmer use char array of int instead of using strings,? And how to generate this char array from a string?

1st Aug 2016, 11:03 AM

Rupam Das

array char java strings

1 Vote

So Minecraft Pocket Edition is written in c++. What apps (android) can I use to open the code and be able to modify some codes to change the skins etc? Thanks.

24th Sep 2017, 12:45 PM

Aboelazm Mohamed

0 Vote

Given three integer numbers and knowing that they form a valid triangle as:(int side1, int side2, int side3), how can I use a single c++ statement to test if an angle is obtuse

2nd Oct 2016, 1:27 AM

Raul

1 Vote

i really want a basic concept of php? we can use html and css only to create a webpage then why php?? javascript is already there for external popups and more?? so why php??

15th Jun 2016, 4:22 PM

Abdulai Torfik

comments php

0 Vote

4 Réponses

27th Aug 2016, 7:14 AM

Shreetu Hada

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

functions python

0 Vote

Example: Console.WriteLine("value of a="); Char a= Console.ReadLine(); if(b>2 && c>3 || a>2) ...... Else ...... It gives error like... "cannot implicitly convert type 'string' to 'char'..." So now please tell me how to convert it... And how to use in code

15th Apr 2020, 5:03 AM

Sandhya L G

c#type-conversion

1 Vote

4 Réponses

17th Jun 2016, 7:04 PM

Ajay Mangaj

What sql select query can I use to display posts from one friend when user clicks on one of their friends' profile after login?

joins php select sql

0 Vote

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

25th Sep 2019, 7:23 AM

Starseed

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 Vote

A 1 B 2 C 3 D 4 E 5 F 6 G 7 H 8 I 9 J 10 K 11 L 12 M 13 N 14 O 15 P 16 Q 17 R 18 S 19 T 20 U 21 V 22 W 23 H 24 Y 25 Z 26 pleas help Me....java coding ......one looping use

26th May 2020, 5:17 AM

Ricardo

java

0 Vote

5 Réponses

29th Aug 2016, 4:53 AM

Aung Moe Hein

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

functions

0 Vote

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

19th Sep 2019, 1:06 PM

Ahmed

php

0 Vote

Pls What's the code to get what variable type a result is and how do I use it in conditional statements like 'if'?

14th Aug 2016, 2:21 PM

Rupam Das

python type variable variables

0 Vote

as it is given that we can declare variable any where . so why we can not use global variable in local function

7th Dec 2016, 1:00 PM

Ade-onojobi Oluwadewalade

php variables

0 Vote

Can anyone help me plz? When i use + sign the sum become wrong. But in case of -*/% that code looks fine.

16th Jul 2016, 7:20 PM

abhijit kushwaha

code codeplayground javascript

0 Vote

What code can i use to direct messages through a contact form to an e-mail address in a site or a phising page?

6th Jan 2018, 5:37 AM

M.I Shanto

zap

-1 Vote

when we can use the program with loop we can understand but how the error generated when there is no error in program?

29th Aug 2017, 9:03 PM

ADAMS KIPO WA-NAA

java loops

0 Vote

if I have 4 columns say id , name , address and zip and if I use query like - Insert into (name,id) Values ('suraj',8) then it will work ?

27th Aug 2016, 3:35 PM

Akshat Yash Jalan

insert sql

0 Vote