Q&A Discussions

How to align image in center. I am only able to move it left/right

19th Mar 2016, 4:38 PM

Rubén Aguado Cosano

html images

0 Votes

how can u backup the data in your db to a csv using sql?

19th Mar 2016, 4:12 PM

Abdul Manan

sql

0 Votes

Below is my program for reverse method which I couldn't get the output of: could you tell me the reason?

19th Mar 2016, 2:35 PM

Lloyd Mwaluku

python

0 Votes

Can someone please explain to me detaily what polymorphism is all about?

19th Mar 2016, 6:29 AM

Jay Khamar

java polymorphism

0 Votes

Is it possible, that I'll make an android app in 11 months?

18th Mar 2016, 2:50 PM

MOUZONG DJAM Andreas

android java

4 Votes

9 Answers

18th Mar 2016, 11:41 AM

Raman Kumar

What would be the purpose of a nested comment?

comments java

0 Votes

What is meant by return type?

18th Mar 2016, 11:20 AM

Dave Irwin

c++functions

2 Votes

What is the advantage of article over div?

18th Mar 2016, 4:19 AM

Adele Lawal

html html5

4 Votes

I didn't actually get the thing - "ArrayList are for random access of data whereas LinkedList are for huge no of deletions and insertions".

18th Mar 2016, 4:06 AM

Nadir Laskar

java linkedlist

0 Votes

Where is save the session on client?

17th Mar 2016, 6:44 PM

Debdeep Ganguly

php session

3 Votes

Why do we have to return always 0 in case the return type of the main() is int. What will happen if we return some integer other than 0?

17th Mar 2016, 9:08 AM

Dennis Glowiszyn

c++functions

1 Vote

Can someone give a good example of the use of Threaded classes?

16th Mar 2016, 9:29 PM

Rahul Singh

java threads

2 Votes

Does it require some education level to learn programming or anyone can study it?

16th Mar 2016, 7:20 PM

Vitaly Yudin

java

0 Votes

6 Answers

16th Mar 2016, 4:55 PM

Waile Hijji

I didn't quite understand the arrays, could explain it to me in a easier way?

arrays java

0 Votes

Can anybody tell me why the below doesn't work in the code playground part of this app please?

16th Mar 2016, 4:54 PM

Waile Hijji

functions javascript

2 Votes

7 Answers

16th Mar 2016, 1:12 PM

Malachi Jones

So does having modules written in C in the Standard Library imply you can run them with your own Python code in the Python compiler?

modules python

0 Votes

How much of Css should i know to start this JS course? Thank you

16th Mar 2016, 4:22 AM

Ben

css javascript

0 Votes

Hello experts, what is the best IDE for PHP?

15th Mar 2016, 10:20 PM

Mario

php

1 Vote

12 Answers

15th Mar 2016, 9:06 PM

Jaber Al Nahian

In HashMap if you have element value can you access to the key?

hashmap java

0 Votes

I didn't get it... how can an oerator be overloaded?

15th Mar 2016, 4:33 PM

Beka Sazuashvili

c++operator-overloading

0 Votes

Is the order of the columns really important when using UPDATE?

15th Mar 2016, 2:45 PM

Praman Kasliwal

sql update

1 Vote

What is difference between background-color and bgcolor?

14th Mar 2016, 11:51 PM

Kevin Kiambe

html tables

1 Vote

17 Answers

14th Mar 2016, 11:31 PM

hackeroromis

How do you make a heading be aligned to the center?

attributes html

0 Votes

It is not possible in PHP to rename the named key in an associative array. Am I correct?

14th Mar 2016, 9:35 PM

dlimusa

arrays php

0 Votes

Can anyone please explain below line for me print("{0}-{1}%".format(char, round(perc,2))).??

14th Mar 2016, 4:10 PM

Swarup Selvaraj

python strings

1 Vote

Which advantages do we get using recursion?

14th Mar 2016, 2:38 PM

pruthvirajkankipati

python recursion

2 Votes

What is the Difference between if(age < 19) and if(age <= 19)?

14th Mar 2016, 11:33 AM

Michele Paci

if-statements java

0 Votes

8 Answers

14th Mar 2016, 9:05 AM

Ali

what is an api in the context of java programming?

api java

0 Votes

Is concat different from join?

14th Mar 2016, 6:11 AM

Lloyd Mwaluku

join sql

0 Votes

13th Mar 2016, 9:01 PM

behnam

What are member methods?

java methods

1 Vote

What's the difference between writing "continue" and not writing anything?

13th Mar 2016, 5:54 PM

Anshul Raman

loops python

-1 Vote

how to search for string starts with % itself for example %john , name is started with % itself

13th Mar 2016, 9:24 AM

Taner

sql

2 Votes

Can you explain the setter? I know it's supposed to "set", but I don't know what each piece means and why is it in the class?

13th Mar 2016, 9:15 AM

Gaurav Dwivedi

classes java

1 Vote

What is different between multiple inheritance vs interface?

12th Mar 2016, 4:37 PM

also trebeck

inheritance interfaces java

0 Votes

I don't understand the difference between parameters and arguments, if they're both being sent to a function to be processed, and they're both variables, what's the difference?

12th Mar 2016, 10:33 AM

Zayed Rais

functions php

2 Votes

11th Mar 2016, 9:14 PM

Heather Brown

Are sets mutable?

python sets

1 Vote

What would be the correct syntax for making an entire paragraph of text Capitol

11th Mar 2016, 7:29 PM

Abhishek Jain

css text

0 Votes

How do you differentiate a method and a variable of an object?

11th Mar 2016, 5:17 PM

Anthony D'Amico

javascript methods objects

1 Vote

Can someone gave me an example of generating dynamic inputs using html and javascript

11th Mar 2016, 4:47 PM

yujjjkjh

arrays javascript

1 Vote

What is the difference between a markup language and a programming language?

11th Mar 2016, 10:09 AM

AJ Carlos

html

3 Votes

What is the differnce between blank and top?

11th Mar 2016, 6:51 AM

Alexa Todd

html links

-1 Vote

Hi! Everybody. I use an sqlite in firefox with an sqlite plugin, i got a database with some tables but when i execute the SHOW TABLES or SHOW TABLE an error occurred. Somebody can help me please!!!!

11th Mar 2016, 4:38 AM

laksh srivastava

sql

0 Votes

Anyone knows if there is big difference between Python 2.7 (pre installed in my Linux distro) and 3.5?

11th Mar 2016, 3:06 AM

Wal Fombrun Bouzi

python

0 Votes

What is the point of arrays? When are they used when programming for a website?

10th Mar 2016, 11:57 PM

Décio

arrays c++

0 Votes

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?

10th Mar 2016, 10:13 PM

krisd1

loops php

2 Votes

Why I must implement hashCode() when overriding equals ()?

10th Mar 2016, 9:02 PM

Eduardo Tito

equals java

0 Votes

When I use ADD can I choose position in columns where it will be adding?

10th Mar 2016, 3:09 PM

🇧🇷 Caio Amaral

sql tables

0 Votes

Can any one explain me how overloading is a compile time polymorphisam?

10th Mar 2016, 10:27 AM

Shchokin Artem

java polymorphism

0 Votes

How can 2 objects be compared to be equal if there are multiple data variables?

10th Mar 2016, 9:19 AM

Swapnil Gapchup

equals java

0 Votes