Quite a while ago, Salesforce introduced some very significant changes to custom settings. If you aren’t sure what custom settings are please take the time to read my How To Use Salesforce Custom Settings post. This post covers a lot of the changes and when you should start looking at using Custom MetaData Types.…
When developing on Salesforce’s force.com platform it’s essential to avoid hardcoding application settings because a deployment will be required every time something needs to be changed. Application Settings could be anything really, but often it’s things like an email address, ip address, or even a passkey. For those not already aware, a Salesforce deployment can take hours to finally happen which may cause significant downtime in some businesses. …