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Whenevet we use an interface , is it necessary to include or call all the functions in that interface? I
interfaces
java
optimization
2 Votes
1 Réponse
31st Oct 2017, 5:45 AM
Arshpreet Bagga
Why do we need linear and binary search in python if I can work with say if 120 in range(0,1000):\nprint('f')\nelse:\npass
beginner
python
0 Vote
1 Réponse
17th May 2020, 1:52 PM
swaggy tarret
Can we print special character like ' * ' by using its ASCII value ? If not wat is the conceptual reason behind it?
ace
c
john
paulo
0 Vote
2 Réponses
8th Jul 2018, 2:48 PM
Deepak Bhalode
Why this program gives error. It doesn't gives error if we remove the definition of fun() function in derived class B. Why it be
c++
classes
inheritance
oop
oops
0 Vote
2 Réponses
13th Jun 2021, 6:00 AM
Rahul Kumar
Does the print function would be written as >>>print or it is wrong if we write it as >>>Print. What's the reason of it
python
0 Vote
2 Réponses
7th Jun 2020, 6:06 AM
Saumya Pratap Singh
I have question does anyone know how can we create a folder in a root directory of php with html file
php
1 Vote
1 Réponse
25th Jun 2020, 12:42 PM
Harshit sharma
What sites can we go to to see java or c or any program in developing am app, game, software, etc.?
c
c++
java
python
1 Vote
2 Réponses
6th Jul 2017, 10:38 PM
Karey Montrel Heyward
Do we have developers who are vast in Xamarin? How relevant is this cross platform in the 21st century digital technology?
<xamarin>
1 Vote
2 Réponses
7th Sep 2017, 10:35 AM
Sunday Michael
If there are multiple divs with the content written on it how can we overlap those divs one above the another
border
0 Vote
2 Réponses
30th Jun 2018, 6:54 AM
Vanshika Ludhani
Hi guys, "Do developers have an idea to all worldlangues"It could better if we could understand each other in whatever language
contact
for
me
more
0 Vote
1 Réponse
8th Dec 2019, 6:21 PM
Jeff
What is the difference between CSS, HTML and JAVASCRIPT ? What can we do by learning all these tgree languages ?
css
html
javascript
1 Vote
2 Réponses
17th Dec 2017, 8:04 AM
Ronak Bothra
What happens when we exceed the value of LIMIT than cardinality (number of rows) in SQL or MySQL ?
mysql
sql
0 Vote
1 Réponse
28th Oct 2020, 5:02 PM
Lakshya Mittal
Are the icons in built in the font awesome library of css? How do we get to use them
css3
0 Vote
2 Réponses
9th May 2017, 9:54 AM
prakhar dixit
In scanf() fn, we use & ("adress of" operator) before a variable... Then why & is not used before a variable in printf() fn in C
input
output
0 Vote
2 Réponses
25th Aug 2019, 6:35 AM
Vandana
How to turn the hard mode in this app, so that during learning we are asked the full code rather than filling up the blank spac?
coding
course
hardmode
1 Vote
1 Réponse
29th Oct 2020, 11:39 AM
Tushar Agarwal
These courses , Are they enough for us to get jobs in IT. I mean all these are fundamentals right then how should we get jobs
title
0 Vote
2 Réponses
27th Jul 2020, 7:20 PM
Perikela Raghava
If we complete this lessons in this app . Am i a professional are its just the basic lessons they are teaching
python
0 Vote
3 Réponses
12th Sep 2017, 5:09 AM
hrithik jain
What are some good projects for an undergrad CS student ? And what are resources where we can see these projects ?
development
full
programming
projects
stack
web
1 Vote
1 Réponse
10th May 2017, 8:52 PM
Junaid Magdum
Why we add comma at the end of every URL in URL patterns in DJANGO and other thing is what is FORIEGNKEY
django
python3
website
0 Vote
2 Réponses
11th Oct 2019, 12:26 PM
Nikhil Tale
Is it possible to use #PRAGMA directry seen in C ,can we use same directry in other languages or in other form.
pragna
0 Vote
1 Réponse
4th Jun 2020, 6:56 PM
Akshay C Hangaragi
what is the major difference between postfix and prefix..and in what conditions do we have to use them?
c++
0 Vote
2 Réponses
11th Sep 2016, 11:35 AM
Ali Haider
how do we use for loop in multi dimensional arrays ? Please explain with a simple example thanks
arrays
java
0 Vote
2 Réponses
14th Sep 2016, 5:24 PM
chirag shah
Do we need to declare a function if it is being used as a method in a class??
encapsulation
0 Vote
2 Réponses
14th Mar 2018, 8:02 PM
Abcdefg
If we create an object of a class in java then does it automatically call all its methods?
java
objects
0 Vote
2 Réponses
18th Dec 2016, 4:58 PM
Programmer
Anyone knows how can we do to have a new column sum which increase incremental on each row?
functions
sql
0 Vote
2 Réponses
30th Jul 2016, 8:18 PM
Ghinea Bogdan
Hi, I was wondering why can't we do this kinda competition on PC as well? And it would be great if given projects to complete.
code
programming
1 Vote
3 Réponses
13th Apr 2017, 6:10 PM
Biraj Adhikari
How can we make the values in a 2D array in C# move from one square to another by using the arrows on the keyboard?
2d
arrays
c#
games
1 Vote
1 Réponse
8th Mar 2022, 10:03 PM
Sirenix
We can overload + operator. But how is it possible in case of ! Operator? It just converts logical 1 to 0 or vice versa.
c++
operator-overloading
0 Vote
4 Réponses
4th Aug 2017, 8:19 PM
Bhavesh Mahale
My phone is supporting this.can we expand the textarea by simply holding its border and dragging to change its size in pc also
and
border
clicking
draging
expand
its
simply
textarea
0 Vote
2 Réponses
25th Jan 2020, 1:58 PM
Yogeshwaran
When do pointers and dynamic memory come into handy? (C++) Why would we need to store memory? Is the stack worse than the heap?
c++
dynamic
memory
pointers
2 Votes
2 Réponses
8th Aug 2017, 7:10 PM
HJ🐓TDM
How much time should be spent on trying, if we couldn't able to build a logic for a cp question, even after understanding theme.
@helpforbegginer
0 Vote
2 Réponses
6th Mar 2021, 2:26 PM
sanju bhargav
How Can we connect MySql with our website and store Data Like of I own an blog provided by blogspot, can I change it's path ?
backend
data-types
database
html5
javascript
magic-methods
mysql
python3
sql
website
1 Vote
2 Réponses
13th Jun 2020, 12:40 AM
ReDaDDi
Why this code giving different answer when i = 1 . Please give me logical reason . And how to that we have to put i=0 or i=1 ?
c
loops
prograam
1 Vote
2 Réponses
8th Mar 2022, 8:40 AM
Abhay mishra
Can we program hardcore games with Java? If no, then which language is used? Or if multiple languages are used ?
java
1 Vote
2 Réponses
9th Jul 2016, 3:52 PM
Johns Cody
How we can animate a object more than one time change the position i mean continuous moving in different directions. .
animation
css
1 Vote
1 Réponse
1st Jun 2018, 4:36 PM
Sai Dinesh
What c++ is used for? Can we make games softwares from it?and if yes then what is use if if else while and so on...
c++
1 Vote
3 Réponses
15th Apr 2017, 5:04 AM
Yk Jain
Why do we use categorical cross entropy for classification of handwritten images into the numbers, instead of binary cross entro
deeplearning
keras
neuralnetworks
0 Vote
1 Réponse
9th Feb 2020, 2:05 PM
Punyasloka Sahoo
Guys ! Why do we need UX design in Web Development and how to create a requirement search tree ?
responsive
ux
web
0 Vote
1 Réponse
12th Jul 2022, 12:00 PM
Ermias Kebede
Can we use two different methods in a single class? For exmaple, 1) sayHello();. 2) sayHome(); if yes how to calll them?
class
java
methods
0 Vote
3 Réponses
7th Nov 2016, 3:43 AM
Shridhar Naik
Can anyone give me the steps by steps process of building an app ,like in web we first make html css and etc ,so in app what?
@app
0 Vote
2 Réponses
30th Jul 2023, 4:44 AM
Ritik Jaiswal
String a = "a"; String b = "b"; if(a.equals(b)){ System.out.println("a equals b"); } in above why we wrote " a.equals(b)" i cant understand.. describe in details plz.. i m a beginner
if-statements
java
2 Votes
4 Réponses
28th Jul 2016, 7:43 AM
Niki Patra
Why we can define the font weight property with a number from 100 (thin) to 900 (thick) and not 1 to 100 ?
code
css
css3
help
html
html5
web
1 Vote
1 Réponse
17th Jan 2020, 9:36 PM
Ambitious Coder
If there is a list then we need to find the numbers in that list which occurs only once in python.. Pls help
python
0 Vote
2 Réponses
14th Sep 2020, 5:53 AM
Ganesh S
What is the use numpy module in the python why we are using it what uses of it ?
0 Vote
2 Réponses
17th Feb 2018, 2:57 PM
shiva ganesh
I want to know whats the use of MyDict class do it matters, If we inherit and pass the class? And from where the content method
django
python,
python3
1 Vote
2 Réponses
22nd Oct 2018, 5:54 AM
Amrish Mishra
Can we convert a def variable to a new variable like suppose def i (tp) :,,, i (tp) = ncb i think it easy to call
def
1 Vote
2 Réponses
27th May 2018, 5:33 PM
Prateik Jindal
How much it effects when we hv learnt core java nd want to work on java 10? Does the version makes too difference ?
ace
java
java10
paulo
vijay
1 Vote
2 Réponses
10th Aug 2018, 5:39 PM
Deepak Bhalode
What is use of using "import java.util.Scanner" in a code,while when we run a code without using that also giving the same o/p ?
if-statements
0 Vote
2 Réponses
30th Oct 2020, 4:58 PM
Sri Laya
Does the while loop print \n automatic after any one of the loops ? What should we do to not print that \n ?
java
loops
2 Votes
2 Réponses
31st Jan 2018, 11:08 AM
K e V i N
There is an array which consists of n integers . we have to delete items which are equal . First equal item is declared .
c++
2 Votes
1 Réponse
18th Mar 2018, 10:22 AM
Jakhongir
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