DB Fiddle
SQL Fiddle
Online SQL Editor
db<>fiddle
SQLZOO
ExtendsClass SQL Online
SQLBolt
Codecademy
RegExr
regular expressions 101
rubular
Expresso
Regex Crossword
i Hate Regex
RegEx Generator
RegexPlanet Ruby
DB Fiddle RegExrBased on our record, RegExr seems to be a lot more popular than DB Fiddle. While we know about 367 links to RegExr, we've tracked only 5 mentions of DB Fiddle. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Conducting some quick tests using https://db-fiddle.com/ it looks like this project was designed to run on MySQL 5.5 and changes to MySQL since have caused it to break. Source: over 2 years ago
UPDATE: Thank you all for your help! I appreciate it, made an appointment with the CI and turns out I had a bunch of syntax errors(surprising, I know.. lol). CI told me to use db-fiddle.com. Do the create table statements one at a time and if it all works add the insert statements. Source: over 2 years ago
I think ive got 90% of this correct. However when you enter it into db-fiddle.com to validate it. It produces 3 errors and its proven beyond me to figure out whats wrong. Please and thank you to anyone that can tell me whats the deal is. Source: over 2 years ago
There are also https://db-fiddle.com (I use this one personally) and https://sqlfiddle.com. - Source: Hacker News / about 3 years ago
e.g. db-fiddle (there are others as well). Source: over 3 years ago
However - here it becomes weird - when testing the original regex rule (the first one, without the \u00A0 part) on the same string in an interactive visualiser (https://regexr.com/ for instance), there is a match:. - Source: dev.to / 7 months ago
Learned regex in the 90's from the Perl documentation, or possibly one of the oreilly perl references. That was a time where printed language references were more convenient than searching the internet. Perl still includes a shell component for accessing it's documentation, that was invaluable in those ancient times. Perl's regex documentation is rather fantastic. `perldoc perlre` from your terminal. Or... - Source: Hacker News / 9 months ago
I read a lot on https://www.regular-expressions.info and experimented on https://rubular.com since I was also learning Ruby at the time. https://regexr.com is another good tool that breaks down your regex and matches. One of the things I remember being difficult at the beginning was the subtle differences between implementations, like `^` meaning "beginning of line" in Ruby (and others) but meaning "beginning of... - Source: Hacker News / 9 months ago
Mostly building things that needed complex RegEx, and debugging my regular expressions with https://regexr.com/. - Source: Hacker News / 9 months ago
For username: You are using the min() function to make sure the characters are not below three and, then the max() function checks that the characters are not beyond twenty-five. You also make use of Regex to make sure the username must contain only letters, numbers, and underscore. - Source: dev.to / 10 months ago
SQL Fiddle - A tool for easy online testing and sharing of database problems and their solutions.
regular expressions 101 - Extensive regex tester and debugger with highlighting for PHP, PCRE, Python and JavaScript.
Online SQL Editor - Free Online SQL Editor
rubular - A ruby based regular expression editor
db<>fiddle - An online tool for testing, demonstrating and sharing database commands and scripts.
Expresso - The award-winning Expresso editor is equally suitable as a teaching tool for the beginning user of regular expressions or as a full-featured development environment for the experienced programmer with an extensive knowledge of regular expressions.
