Disable Guest Session account

My scenario:

Ubuntu 14.04

Tried to disable the Guest Session by editing the /etc/lightdm/lightdm.conf with following value.

allow-guest=false

The lightdm.conf was empty before edit, somehow by writing that caused the screen blank after logged out ...

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Connected to WiFi but not internet - Ubuntu 14.04

The wireless driver installed properly, able to connect to WiFi but not able to surf internet.

My case:

Dell INSPIRON N4050WPA/WPA2

Solutions:

1) Connect to WiFi

2) Edit Connections > IPv6 Settings > Method: Ignore > Save

3) Disconnect and ...

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Cara tukar nama komputer

1) sudo gedit /etc/hostname

2) sudo gedit /etc/hosts

Pastikan tukar kepada nama yang sama, sepatutnya berkesan selagi tidak ada tetapan yang bergantung kepada "nama" yang lama.

3) sudo service hostname restart

Masalah aku tadi tak boleh nak surf ...

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