base64 encoding/decoding

One of the biggest problems nowadays is to being able to encode or decode to/from base64.

Jokes apart, if you need to quickly check a base64 string, try this encoder or this decoder (mind the note before using them).

Facebook Lexicon

Pretty nice application for Facebook - It enables you to see statistics on keywords on the public walls.

Give a look to it here: http://www.facebook.com/lexicon/ and try for example: "brawn, ferrari" or "iphone, ipod".