Always use UTF-8 without BOM.
Namespaces and Variables
Do not overwrite existing global objects.
Declare variables inside anonymous functions, and not as global variables.
Use a namespace object if a variable needs to be used between function scopes.
id/class attributes that are used in Kintone
The id/class attributes of each element used in Kintone may be changed without any notice.
The DOM structure may also change without any notice.
Retrieving the URL
kintone.api.url() or the
kintone.api.urlForGet() method to retrieve the Kintone URL.
Effects of Kintone Updates