MaxBarraclough

            System.Text.RegularExpressions.Regex separatorRegex1
                = new System.Text.RegularExpressions.Regex("a");

            System.Text.RegularExpressions.Regex separatorRegex2
                = new System.Text.RegularExpressions.Regex("(a)");

            string str = "a";

            string[] split1 = separatorRegex1.Split(str); // { "", "" }
            string[] split2 = separatorRegex2.Split(str);  // { "", "a", "" }

MaxBarraclough

## Amazon Lambda script: start all appropriately tagged instances
##
## Runs in Amazon Lambda as Python 2.7 or as Python 3.6.
## Intended to be invoked on a schedule by Amazon Cloud Watch.
## Tag relevant instances with label 'autostart', value 'True'.

## TODO It could be good to add logging to this script