I got another question about regex. The requirement is quite easy:
Given a string that has length of a even number.
12
1234
123456
12345678
abcdef
Write a substition regex to get the first half of the string:
After substition:
1
12
123
…
I’ve stumbled upon a regex question.
How to validate a subtract equation like this?
A string subtract another string equals to whatever remains(all the terms are just plain strings, not sets. So ab and ba are different strings).
Pass
abc-…
I want to test a string that contains the pattern \[[A-Z]+\].
But if there’s a — before it, the string should not pass.
Pass
[GET] test
test [POST] test
test [POST] –test
test [GET] test –test [DELETE] test
Even there’s a — before […
I have a grid layout which can be simplified like this.
What I want to achieve is the .side should take whatever space the content needs to by default using max-content, but user can enlarge it by increasing the –size custom css property….
I have a grid layout which can be simplified like this.
What I want to achieve is the .side should take whatever space the content needs to by default using min-content, but user can enlarge it by increasing the –size custom css property….
Write an expression to match strings like a, aba, ababba, ababbabbba, etc. The number of consecutive b increases one by one after each a.
I’m learning regex and struggling with this regex quiz for several days but still could quite get i…
Input:
Hello world👩🦰👩👩👦👦
Desired Output:
👩👩👦👦👩🦰dlrow olleH
I tried several approaches but none gave me correct answer.
This failed miserablly:
const text = ‘Hello world👩🦰👩👩👦👦’;
const reversed = text.split(”).reverse().j…
I have an issue that some crawlers that crawl the email address from my website and send spam emails.
Is there a way that allows the normal user to copy the email but not crawlers(That can’t detect xxx@xxx.com format in the html source cod…