How does the regular expression " (aa)+\1" match "aaaaaa"?
Aug 24, 2013 · Here's the break up of the regex (aa)+\1: (aa)+ matches the first two aa in the string. Remaining string - aaaa. There is more to be matched by (aa)+, so it goes on to match next aa. Remaining string - aa. Again (aa)+ can match the remaining string. So it matches the next aa. Remaining string - "". Remember, the quantifiers by default act ...
How to match 'aA1' or 'Aa1' or '1aA' with regex? - Stack Overflow
Aug 24, 2012 · Regular Expressions javascript how to check aa_bb. 1. Matching one of two regular expression in ...
American - Airline Pilot Central Forums
Feb 22, 2025 · AA In-Person Interview (1 2) Aerospeed on 02-16-2025. 02-22-2025 03:50 PM by PilotMechanic. 19. 6,374. DAL ...
What does this regular expression mean /^[a-z]{1}[a-z0-9_]{3,13}$/
Jun 24, 2014 · Assert position at the beginning of the string «^» Match a single character in the range between “a” and “z” «[a-z]{1}» Exactly 1 times «{1}» Match a single character present in the list below «[a-z0-9_]{3,13}» Between 3 and 13 times, as many times as possible, giving back as needed (greedy) «{3,13}» A character in the range between “a” and “z” «a-z» A character in ...
c++ - .c vs .cc vs. .cpp vs .hpp vs .h vs .cxx - Stack Overflow
Historically, the first extensions used for C++ were .c and .h, exactly like for C.This caused practical problems, especially the .c which didn't allow build systems to easily differentiate C++ and C files.
Difference between regex [A-z] and [a-zA-Z] - Stack Overflow
Oct 5, 2022 · I am using a regex to program an input validator for a text box where I only want alphabetical characters. I was wondering if [A-z] and [a-zA-Z] were equivalent or if there were differences perform...
AA flight attendant killed on LO - Airline Pilot Central Forums
Jan 12, 2025 · AA or DL - 2 Class dates near each other. Posting Rules You may not post new threads. You may not post ...
2025 class dates - Airline Pilot Central Forums
Nov 7, 2024 · AA supposedly has about 500 CJOs out there right now, plus the flows. That would equal about 1000 pilots hired in 2025, but more than that are expected. Plus, Im guessing quite a few of the 500 CJOs have already gone elsewhere or will do so soon.
ORD 2025 Outlook - Airline Pilot Central Forums
Dec 18, 2024 · A few old classmates who are at AA now mentioned pretty quick movement to their desired base (DFW). Not too keen on long term commuting, but alreading living in an AA hub gives me some hope that it wouldn't be the end of the world for a few months. Especially after hearing about AA's commuter clause/jumpseat reserving. Thanks!
sql - How to find any variation of the number zero; 0, 0.0, 00.00, 0. ...
Jan 13, 2018 · Assuming the assignment is to exclude all strings that consist entirely of zero's, at most one decimal point and possibly leading and/or trailing spaces, here is one way to do it, which requires only standard string functions (and therefore should be faster than any regular-expression solution).