How to avoid inserting two same records twice when double-clicking the submit button?
99295
How do you prevent a user from posting data multiple times on a website
66402
Insert error, Incorrect syntax near '2'
86693
Trigger to prevent duplication of records in Salesforce
43391
prevent user creating a duplicate node title
58936
why does IE need for me to click twice
90310
Database DML method executes twice in any record has been failed
67721
can you have duplicate Call to Actions (CTA) on a Page?
51517
Why should users have to press Return twice to insert new lines?
137735
Can enter() selection be reused after append/insert?
154568
Optimal way to ignore duplicate inserts?
149172
Java: Avoid inserting duplicate in arraylist
91934
How to insert multiple records and get the identity value?
19108
One form with multiple submit actions
24417
"INSERT IGNORE" vs "INSERT ... ON DUPLICATE KEY UPDATE"
62976
Concatenating a string and primary key Id while inserting
78555
Double booked - User bookmarking question recorded twice
56251
How to submit a lightning:recordEditForm from a button that isn't nested?