Linux and Web Development

After booting your Ubuntu, you are always asked to unlock the default keyring for wireless connection, the simple solution to avoid this:

Step 1: delete the following two files:

default.keyring
login.keyring

Find the two files at Place--> Home Folder
.gnome2/keyrings/

Or In Terminal, type the command:

Step 2:
Next time, if it asks to type a default key for the keyring, just left it as blink, and choose unsafe storage.