An event that occurs only once
54630
Word/phrase to mean something that just happens once
151750
Header file included only once in entire program?
137119
Does binding events to elements in jQuery multiple times have a knock on effect?
98375
How to make an event happen only at the first start of the game?
95927
one document.createElement, append it twice, only shows once
142016
one to one distinct restriction on selection
88141
A family of events such that all proper subfamilies are independent, but the entire family is not
70792
Split string once in javascript?
115955
Prove the Probability of Two Events
41957
srand() — why call it only once?
107613
Why does the setInterval callback execute only once?
55630
scheduled event
57541
How to ensure only a single instance of my application runs?
77719
Does the likelihood of an event increase with the number of times it does not occur?
56732
Can I use a one time pad key twice with random plaintext?
61763
Mutually exclusive events
26593
How do you handle multiple instances of setTimeout()?