Q&A Discussions

how to validate Null Byte Injection in php?

20th Oct 2020, 9:40 AM

Shipu Dubey

php security

0 Votes

How can i validate searchbox in an html document?

21st May 2017, 5:35 PM

Hein Htet

css html javascript

1 Vote

How to validate user input as an integer when using cin

16th Jan 2018, 2:04 AM

Rocky

c++cin error help validation

1 Vote

Javascript: how to validate if text is meaningful in an input field

25th Jul 2018, 1:45 AM

Parker king

forms javascript validation

1 Vote

6 Answers

5th Aug 2020, 7:39 PM

Prof. Dr. Zoltán Vass

Has anyone had a "real world" need to evaluate, classify, and validate an algorithm's complexity using Big O notation?

algorithms big_n(o)big-o bigo complexity

25 Votes

21 Answers

21st Nov 2018, 1:48 AM

David Carroll

How can I generate a otp and validate it for my form

otp validation

1 Vote

how to validate a login form using php and mysql??

22nd Sep 2020, 12:14 PM

ANKIT

css html javascript web

2 Votes

Is there a way to ping and validate an email address?

2nd Sep 2017, 10:40 AM

I Am RG

e-mail forms validation web

2 Votes

How to Validate Local database form using Jquery.? 🤷 🤷🤷 🤷

25th May 2018, 11:39 AM

Harish

css html jquery w3schools

0 Votes

How can I do to validate what the user enters by keyboard with Python?

8th Nov 2019, 11:48 PM

Oduola Rasheed Olaide

python

0 Votes

7 Answers

13th Nov 2019, 4:56 PM

Juan Miguel Campos Marchan

How to validate confirm password by js in JSP(java server page) ?

javascript Jsp

1 Vote

How can I validate with many options in a program? ?

23rd Feb 2018, 5:47 PM

Vishnu T

c++

0 Votes

how can i make a regular expression to validate an email? using while

5th Jun 2019, 11:27 PM

Coder learner

comments java regular-expressions

1 Vote

I wanted Read input in a loop, and keep asking for input until user chooses a valid choice. Please help me

5th Oct 2018, 12:00 AM

Ian Peralt

c++input validate

3 Votes

20 Answers

8th Dec 2021, 7:49 AM

shlee_

how can i validate username and password in my login Form ?

css forms html javascript password php username

0 Votes

How can I use the function keypress to validate the input on Javascript?

16th Jul 2021, 10:16 AM

Ramzi Jebalia

functions regular-expressions

3 Votes

How to validate name but it should have space in between two characters

12th Sep 2017, 7:33 PM

Abraham Mora

java javascript

0 Votes

Solo learn Password validate must be build as the nested conditional. There are 3 main requitement: the password string must co

18th Sep 2019, 2:22 PM

sushmitha R

c++

3 Votes

22 Answers

6th Jan 2021, 10:32 PM

Oliver Pasaribu

I am trying to make my form validate using html and js.

html javascript

0 Votes

Can php be used to send a otp to a user and validate it

14th Jun 2018, 10:37 PM

Chisom

otp php validation

2 Votes

Hello, if i do r"[A-Za-z0-9]+@.+(\.).+" does it really validate all valid emails or are there any exception?

23rd Sep 2020, 12:37 PM

ANKIT

regex

1 Vote

What is the best way to validate all keyboard characters in Java ?

3rd Aug 2021, 11:36 PM

Jaspe Micael

java regex regularexpression

0 Votes

Can anyone tell me how i can associate a loader with this form? And how i can alert not filled for each unfilled input?

24th Sep 2019, 10:41 PM

Nik

form validate

0 Votes

Please how to send information on a form to my email and validate it

3rd Jul 2019, 11:07 AM

Lucky victory

forms

0 Votes

Please , I need anybody to explain to me how to validate html forms using js

25th Sep 2023, 9:59 PM

Daniel Jones

javascript

0 Votes

Can anyone tell me what is the problem with my code??

21st May 2020, 1:03 AM

Oladele Eliot

form password validate

3 Votes

How to imtegrate json and php. What is token? How to create token and validate the token using php?

12th Feb 2019, 1:54 PM

JEET DHOLAKIA

android backend header integration json mysql php token validation

3 Votes

How make a login form and fetch username & password also validate it from REST api call.. no use of framework. Code examples

6th Aug 2019, 2:16 AM

Kirubha Karan

css3 html php,

4 Votes

16 Answers

18th Feb 2018, 8:38 AM

Rajkumar Yadav

"You may validate the given value in the setter before actually setting the value". Explain this?

access-modifiers java sololearn

1 Vote

How can I validate my input is a string or not using hasnext() or hasnextline?

3rd Nov 2021, 10:07 AM

NIKHIL JOSHI

hasnext hasnextline java

2 Votes

How can I redirect from a php page to html page when the user click validate

22nd Jan 2018, 1:09 PM

jomar ibarra

forms html php

1 Vote

Please how can I validate my code ( like inputting scores) and also grading system in C++.

6th Dec 2021, 12:30 PM

Amal Gil

c++

1 Vote

I have made a registration form. But don't know how to validate the password. Can anyone help?

27th Sep 2019, 11:55 PM

James Harrison

form password registration validate

1 Vote

How do you validate to only input 5 digits number? If it's more than 5, then it tries again.

22nd Sep 2017, 7:04 AM

Yatish Suwalka

0 Votes

Should I validate user input inside or outside of the User object when creating a new account?

12th Nov 2021, 3:19 AM

Kaizuke

oop php

1 Vote

Header tag doesn’t work after a user validation

20th Feb 2020, 1:47 PM

Colin

header login php validate

1 Vote

8 Answers

24th Jan 2019, 5:14 PM

Carlos Martinez

Can anyone validate this code and tell me wats wrong pls. The 1st part of transition and transform method ain't working.

div nav,transformation,translation,

1 Vote

27th Oct 2017, 11:13 AM

function vince () { alert ( "PLATINUM");}vince ();

Validation

bitwise if validate

0 Votes

Create a form in html5 .It must have pattern attribute which should validate the input given by you

17th Oct 2020, 2:14 PM

Logos

form input

0 Votes

Write the function isValid to Validate an IPv4 Address. The function takes the address in the form of string and returns true.

16th Feb 2018, 5:59 AM

Dattatraya Shinde

data_structur python string

1 Vote

How to make a perfect registration form ???

9th Apr 2023, 12:10 AM

Ghassan Sawalha

css forms html5 javascript validate

5 Votes

What is the better language to validate form ? JavaScript Or Php, please I really need an answer.

19th Mar 2019, 2:45 PM

Nithya Yamasinghe

javascript php validator

0 Votes

javascript loop validate while

17th Dec 2016, 5:39 PM

Elmahfoud Majidi

Zero Validates?

1 Vote

19th Oct 2020, 9:16 AM

Logos

Validation form

form java validate

-3 Votes

How to validate my input? the input is positive number, if i put character or negative number, it will send me output error

2nd Apr 2022, 4:12 PM

Mayur Patel

0 Votes

can any one explain me here how to validate ip address ( include Class A , Class B and Class C) using regex in python

11th Nov 2020, 12:55 PM

Hào Đặng

python regex

2 Votes

Can anyone help me here i am trying to validate information on 2 textboxs using JavaScript and i dnt know where am making mistak

30th Jul 2018, 10:56 PM

kranthi

javascript validation

0 Votes

Is there a python library of the English dictionary? I want to find all words for a set of letters and validate it

12th Nov 2017, 7:49 PM

Khorommbi Nkhangweleni

python

0 Votes

Given a number in the range of 100 and 999, write a program to accept input and validate this range. The program should exit if

15th Jul 2020, 11:55 PM

Kerbad Palkhivala

progress

0 Votes