Ohai plugins are very important components in chef client which aims to provide resource management automation on a server. The data discovered by Ohai plugins are describing the current state of the server and they will be used to maintain the server in a desired state. Each Ohai plugin discovers a specific pierce of information about the server such as cpu, memory, middleware etc.However, there are rare occasions(well I am a bit optimistic here) someone may find that the chef client run is hanging and it hangs at Ohai plugin discovery stage. Given every server has its own unique co...

There are two ways to install Oracle database on Linux :1). Using GUI; 2). Using response file. In this post, the method for using response file will be introduced.To install Oracle, please first get the Oracle database installation file ready. It can be downloaded from Oracle OTN. You need to have an Oracle account before you can download them.And there are three major components of the Oracle database installation : 1). The installation itself; 2). The network configuration; 3). Database creation. Each of the component can be completed with a response file. There are sample response files in...

Stuff we startups do that doesn't delight users:Office spaceLaunch partiesHealth insurance plansSalary negotiationsFounder equity splitsSeries F stockOffice Food Team-building activitiesCRM systemsBookkeepingHead countWorking in SOMAConvertible debt capsValuationsTechCrunchKarma scoresISOsPowerpointBusiness CardsBanksLawyersDesks1099sBug TrackersAgile ProcessesAdvisory BoardsHiringCap TablesPayrollMeetupsMeetingsOf course, much of this stuff still needs to get done.  At some point.  And some of it really is important to the process that eventually creates delight for users. ...

Recently, YouTube has developed its new design, but is is still not officially released. But you can check out the new design now by following the steps below:1. Open http://www.youtube.com on your Chrome or Firefoc2. Press Ctrl + Shift and J in Chrome to open the Developer Tools and Press Ctrl+Shift and K in    Firefox3. On the bottom part of the development tool, you can type some commands there. Copy the following code and paste on the console window on the bottomdocument.cookie="VISITOR_INFO1_LIVE=ST1Ti53r4fU";4. Done, now refresh the YouTube page then you will be able to vi...

I have a probably unusual habit: I'm applying for jobs as programmer at least once a year. It 's not that I don't have a job, or that I don't like what I do, but since I am self employed and running my own company I have the feeling that I am coming out of touch of what the current job market is like, and so I started to apply for jobs at different companies once in a while. Just to keep in mind how this is like and for the fun of it.I think this is also a good training should I need to be employed again in the near future: As 'CEO' of your own company, you tend to become a bit arrogant and te...