January 26, 2011 at 10:12 pm
· Filed under innovation, social network, web2.0
Read a real- time trend of Australian Open and notice the description of status doesn’t have to contain a very specific data, but a trend that tells a movement of interests in graphical. This is about the whole story.

This service @ Google derives from Google Trend

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January 13, 2011 at 11:55 pm
· Filed under cloud, linux, virtualization
After default install of Ubuntu 10.04 LTS, here are the additional dpkg to apply:
network-manager-vpnc ubuntu-desktop p7zip gimp imagemagick seamonkey chromium-browser pidgin kvm libvirt-bin ubuntu-vm-builder bridge-utils acroread sun-java6-bin sun-java6-jdk ubuntu-restricted-extras scim-pinyin skype usb-modeswitch rcconf ssh openconnect
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December 21, 2010 at 6:46 pm
· Filed under web2.0
I’m surprised that I have so many applications linked in my Facebook account. Adding an application in your account of Facebook is as simple as just one- click. But how to remove your unwanted and spammy application? In 3 steps >
- Account
- Privacy Settings
- Edit your settings, Apps and Websites @ the bottom left
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December 18, 2010 at 7:49 am
· Filed under android, linux, opensource, security
Credit: http://ubergeeky.com/blog/167-vpnc-android-gui-package
Forget my post about running VPNC from the G1 terminal. Wmealing has just released the Android package that does it all in GUI form. Grab the get-a-robot-vpnc package now.
Not much to add, except “oh the awesome!”. Here’s a little screen shot of the add connection GUI…

If you have trouble figuring out what to enter into those fields, check out my old get-a-robot-vpnc post for some hints.
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October 3, 2010 at 6:33 pm
· Filed under cloud
ALL file downloaded from eXtremeLeverage are good. The files naming reference + md5 checksum for verification:
ISDM_for_System_x_6of12_V721.tar CZK1BML > icbtivsam_part01.tar 278b95932fdb8405acbb1d6c11ea019a
ISDM_for_System_x_7of12_V721.tar CZK1CML > icbtivsam_part02.tar f665c8b7dd5a6ea8b2b78fc5b07b341f
ISDM_for_System_x_8of12_V721.tar CZK1DML > icbtivsam_part03.tar f68225a101fdf9a529870c5f4120b075
ISDM_for_System_x_9of12_V721.tar CZK1EML > icbtivsam_part04.tar d2a0222f7422ca9b1b3ac2005132e565
ISDM_for_System_x_10of12_V721.tar CZK1FML > icbtivsam_part05.tar d40cdf1c1d497180cba5b358fde7684e
ISDM_for_System_x_11of12_V721.tar CZK1GML > icbtivsam_part06.tar 8b2b0eb70d8ba5e9a4a57e976812db95
ISDM_for_System_x_12of12_V721.tar CZK1HML > icbtivsam_part07.tar ea6eb6d14c52de4fcdfc665cf1be9dc3
Cat all above 7 files overall tar, after merging the pieces: f511d9e075eb953ea962db7f720dea2b
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September 26, 2010 at 8:08 pm
· Filed under fun, linux, opensource, script, security, shell
I was asked by my manager & team to compose a tiny test of Linux command line for new hire @ development. Share it here:
- ssh -X: what does “-X” mean?
Answer: enable X-window forward over SSH on port 22
- What is “authorized_keys2“? What does 2 mean”? Where is it supposed to stay?
Answer: enable passwordless login in SSH2 protocol in ~/.ssh/
- What is “createrepo Server”
Answer: to create a YUM repository in directory of “Server”
- How can I know detailed launched kernel in Unix?
Answer: uname -a
- How can I know whether KVM package installed in Redhat and Ubuntu?
Answer: rpm -qa | grep -i kvm and dpkg -l | grep -i kvm
- What does “lvcreate -L5G -n redhat VolGroup00” mean?
Answer: to create/ new a logical volume (lv) in 5G size, named “redhat”, on top of volume group (vg) named “VolGroup00″.
- What does “set -o vi” mean? Where could it be run?
Answer: to set vi editing mode in shell. Either in a BaSH shell or put it in bottom of /etc/bashrc for login shell
- What difference between “rpm -Uvh PACKAGE_NAME” and “yum install PACKAGE_NAME”
Answer: rpm one = install specific & particular rpm package named PACKAGE_NAME. yum install = install rpm package named PACAGE_NAME, and with associating dependent package(s) from repo.
- What is “yum install kvm libvirt virt-manager“? What purpose of such command?
Answer: to install kvm libvirt virt-manager packages. To install/ enable Kernel- based Virtual Machine in Linux
- What does “gpg –output doc.gpg –encrypt –recipient blake@domain.org doc” mean?
Answer: to encrypt “doc” file, by using public key of blake@domain.org, then output result into doc.gpg
- What is “iptables -L -n -v?
Answer: to list (-L) firewall rules in selected chaim in iptables. -n = in numberic, -v = verbose
- How can I check default installed java info?
Answer: java -fullversion
- How can I know default java home setting?
Answer: echo $JAVA_HOME
- What is result of “lslpp -l bos.rte.libc” on AIX?
Answer: rte = runtime environment. To tell runtime libc version, aka AIX version.
- What does “chkconfig xinetd off” mean?
Answer: to disable xinetd daemon from all runlevels.
- What is “sysctl -w net.ipv4.ip_forward =’1′“?
Answer: turn on IP_forward in system control. Take effective immediately without reboot.
- What is “tcpdump -i eth1 ‘proto UDP and (port not 53)’“?
Answer: to capture all UDP traffic packet, but besides on port 53, in tcpdump.
- Describe the following block in httpd.conf?
<virtualhost *:80>
ServerName smallblue4.watson.ibm.com
Redirect / http://spirit125.watson.ibm.com/smallblue
</virtualhost>
Answer: redirect all http traffic hitting smallblue4.watson.ibm.com over port 80 to spirit123.watson.ibm.com/smallblue
- What is “echo 0 > /selinux/enforce“?
Answer: temporarily disable Security Enhancement Linux
- What is “/etc/init.d/iptables status“?
Answer: to check iptables (firewall) running status.
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July 22, 2010 at 5:48 pm
· Filed under cloud, linux, misc, mobile, opensource
WCDMA 3G Wireless: Huawei e1750 
Service Provider: China Unicom
- Install USB driver then reboot
sudo apt-get install usb-modeswitch
- Go to nm-conntion-editor > Mobile Broadband > Add … >

- Configure
APN: uninet
PIN: 1234

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