What is the difference between $(function () {}) and (function () {} ())?

in jquery
$(function(){

})
What are the differences between

and self-closing functions?

(function(){}(

))

jquery that is the callback function, which is equivalent to:

  

upstairs explanations are all in place!

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b40dfd-348fb.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b40dfd-348fb.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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