Mar 23 2017

Enable Google Authenticator 2FA for the SSH on your Raspberry PI

1.Install the lib and the program @raspberrypi:/# sudo apt-get install libpam-google-authenticator Reading package lists… Done Building dependency tree Reading state information… Done The following extra packages will be installed: libqrencode3 The following NEW packages will be installed: libpam-google-authenticator libqrencode3 0 upgraded, 2 newly installed, 0 to remove and 0 not upgraded. Need to get 59.7 …

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Status update

Time passed… piano had gone… I still miss you…

Dec 05 2016

“Hello” greeting in Korean

Here’s an example using the standard “Hello” greeting in Korean Deferential Polite/Formal: 안녕하십니까 (annyeong haseumnikka) Standard Polite/Informal: 안녕하세요 (annyeong haseyo) Common/Informal: 안녕 (annyeong)

Status update


Nov 13 2016

Mac OSX terminal command line for wifi

Show and List all your network adaptor networksetup -listallhardwareports   Turn off wifi on your macbook networksetup -setairportpower en1 off   Turn off wifi on your macbook networksetup -setairportpower en1 on   Scan and list the available wifi network /System/Library/PrivateFrameworks/Apple80211.framework/Versions/A/Resources/airport scan

Nov 11 2016


你说你会来,我说我会等待, 我在这等你,一直等你。 陌上花开,可缓缓归矣。

Nov 11 2016


说“我爱你”,但我无法能和你一辈子陪伴。 但一辈子的陪伴,就是最深情的“我爱你”。

Nov 08 2016



Oct 17 2016

How to fix Perl warning setting locale failed on Raspbian

perl: warning: Setting locale failed. perl: warning: Please check that your locale settings: LANGUAGE = (unset), LC_ALL = (unset), LC_CTYPE = “UTF-8”, LANG = “en_GB.UTF-8” are supported and installed on your system. perl: warning: Falling back to a fallback locale (“en_GB.UTF-8”). locale: Cannot set LC_CTYPE to default locale: No such file or directory locale: Cannot …

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Sep 12 2016

Apple iOS 10 releasing on 14th September 2016 (0100 HRS – SGT)

The most anticipated Apple iOS 10 will be releasing on 14th September 2016 at 0100HRS Singapore time and this is the moment that lot of Apple fan been waiting for. Not all Apple device will be receiving this major iOS updates, especially those devices that are still on 30pin sync/charger connection.

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