afair

Perl References

Simple Perl variables are called scalars. Examples of scalar values are

   $number      = 123;
   $string      = "String";
   $file_handle = open "<filename";
   $null_value  = undef;
 $instance = MyClass-&gt;new;

hhromic

Slimming Down Raspbian Stretch Lite

Notes for slimming down a fresh installation of Raspbian Stretch Lite. This guide does not strip Raspbian of basic functionality such as Bluetooth and mDNS.

Instructions

Install a fresh Raspbian Stretch Lite image into the SD card ([source][1]).

$ unzip -p 2018-04-18-raspbian-stretch-lite.zip | dd bs=4M of=/dev/sdX conv=fsync