Online tools are great – until they disappear

Skeptical Software Tools

Closed Sign by James Alan, licensed under CC BY-SA 3.0 via WikipediaClosed Sign by James Alan, licensed under CC BY-SA 3.0 via Wikipedia

Facebook announced last week that the service FriendFeed would be shut down in April. I was a FriendFeed user, I even used to have a link to it here on the Skeptic History page – for those who wanted to see the daily history posts using that service. But it’s been increasingly less useful as it has been supplanted by newer services like Twitter and Facebook itself.

As we use online tools to achieve specific goals, we must be mindful that they do disappear like this. It’s always wise to have a good idea what benefit you are getting from which tools, and which alternatives are available should one disappear.

Let’s take a moment to consider a few tools that have disappeared recently, why that happens and some good strategies for might replacing them.

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Perl default defined variables – store and restore

Perl special variables.

Paul Scheinast

This is a little Script to store all default defined variables from Perl into an Scalar ant then to restore everything like it was before the store function.
use strict;
use Data::Dumper;
my %store = ;

sub StoreDefVars{
$_[0]->’DefVars1′ =…

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