Security Now!
I have been following a Security Now! show for a while. It is a weekly show where Steve Gibson and Leo Laporte talk about Security. You can find the show at GRC or TWIT. But usually, I subscribe to its podcast version on i-Tune.
Why do I like this show
Steve Gibson is not only a Security Guru, but also the one who know how to make things easy. The show is fun and insightful. I have learned a lot listening to this show during past few years.
Friday, March 26, 2010
Thursday, March 25, 2010
[BookReview] The Social Network Business Plan: 18 Strategies That Will Create Great Wealth by David Silver
Rating: 4/5
Summary
This book focuses on online recommender community, which is a platform (e.g., a website) where the members gather to rate, review, and recommend services and products. An online community will succeed since
Summary
This book focuses on online recommender community, which is a platform (e.g., a website) where the members gather to rate, review, and recommend services and products. An online community will succeed since
Sunday, March 21, 2010
Classifiers and Routing Modules: Configuration
Note: This is a detailed note for the book, Introduction to Network Simulator NS2. You may have to read the book for better understanding.
Introduction
This post is a sequel of the previous post, which demonstrated the relationship of classifiers, routing modules, and nodes: What are they, their purposes, and their relationship.
Great! Now that you know the relationship of classifiers, routing modules, and nodes. Let see how NS2 actually do it in Tcl!
Introduction
This post is a sequel of the previous post, which demonstrated the relationship of classifiers, routing modules, and nodes: What are they, their purposes, and their relationship.
Great! Now that you know the relationship of classifiers, routing modules, and nodes. Let see how NS2 actually do it in Tcl!
Saturday, March 20, 2010
Entrepreneurial Principles: Eighteen Sustainable Revenue Channels (for an online community website)
When operating a website, the first revenue people can think of is advertisement. David Silver provides us with a lot more revenue channels below:
Wednesday, March 17, 2010
Including New Modules into NS2
Your New NS2 Modules
You are doing research. One day you come up with a great idea, and you want to show it to the world how great your idea is. So you decided to go for NS2. You start learning NS2, while developing your idea using C++ and Tcl.
The Coding Completes; Frustration Begins
Great! After a long work, you finish coding in C++ and Tcl. Now, you are asking yourself, "What do I do next?"
Of course you would like to incorporate you codes into NS2, you don't really know how. Frustrated, eh?
Including Your Modules into NS2
The following slide shows you how new modules are incorporated into NS2:
Including Your Modules into NS 2
View more presentations from Teerawat Issariyakul.
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For more information about incorporating new modules into NS2, see Chapter 2 in the following book from Springer:
T. Issaraiyakul and E. Hossain, “Introduction to Network Simulator NS2”, Springer 2009.
You may also find lecture notes and other resource at the following website: http://www.ece.ubc.ca/~teerawat/NS2.htm
You are doing research. One day you come up with a great idea, and you want to show it to the world how great your idea is. So you decided to go for NS2. You start learning NS2, while developing your idea using C++ and Tcl.
The Coding Completes; Frustration Begins
Great! After a long work, you finish coding in C++ and Tcl. Now, you are asking yourself, "What do I do next?"
Of course you would like to incorporate you codes into NS2, you don't really know how. Frustrated, eh?
Including Your Modules into NS2
The following slide shows you how new modules are incorporated into NS2:
Including Your Modules into NS 2
View more presentations from Teerawat Issariyakul.
------------------------------------------------------------------------------------------------------------
For more information about incorporating new modules into NS2, see Chapter 2 in the following book from Springer:
T. Issaraiyakul and E. Hossain, “Introduction to Network Simulator NS2”, Springer 2009.
You may also find lecture notes and other resource at the following website: http://www.ece.ubc.ca/~teerawat/NS2.htm
Monday, March 15, 2010
My online platform
List of my choice of online platforms
Currently, I have several online platform. Even I am confused sometimes. So, I decided to list the online platform, and their purpose (specific to me):
Currently, I have several online platform. Even I am confused sometimes. So, I decided to list the online platform, and their purpose (specific to me):
- My Personal Blog (http://t-issariyakul.blogspot.com/): This is the place where I post most of the stuff including 1) audiobook summary and review, technology, interesting stuff I see in life, and things about NS2. I am planning to move NS2 contents to NS2Ultimate website, and will lightly maintain NS2 contents at this site.
- NS2 Ultimate website (http://www.ns2ultimate.com/): This is the main page where I post tutorial and FAQ related NS2.
- Twitter: Everytime I create a new post. I will let people know by Twitter.
- Facebook: This is the place where I interact with my friends. Most of it would be personal things.
- Facebook fan page: All the above platform do not allow people I don't know to send me messages. Facebook fan page allows people I don't really know to communicate with me. The created content could be interesting to others.
- To read my contents, please visit my blogs at
- Blogspot: Audiobook, technology, other stuff
- NS2 Ultimate website: NS2 contents
- To comment on my post, please reply to my blog
- To talk to me (e.g., ask questions on a specific topic), please become a fan on my facebook fan page
- To become my friend, add me as a friend on facebook. But remember, Facebook has a limit on the number of friends you can have online. But I don't remember the number.
- To be informed of a post, please follow me on Twitter and all the above platforms.
Sunday, March 14, 2010
Entrepreneurial Principles: Should you sell, or are you having too much fun?
6 Rules to Consider When planning to Sell Your Community
Strategic buyers are the ones who would like to have your community as a part of their business. They see the real value in your community. Financial buyers, on the other hand, seeks short-term capital gain. Their main goal is to come in, restructure your community to increase its value, and resell it to the others. They do not see the real value of your community, and therefore tend to offer much less benefits.
Arbitrage Flip: What a financial buyer is looking for.
Arbitrage means something can be purchased inexpensively in one market, and can be sold in expensively in another market. Financial buyers may spot an arbitrage opportunity. They may spend little money buying your community, and sell it dearly to a company who is looking for an online community. So why don't you sell your community to one of those strategic buyers.
Checklist for Those Who Want to Sell an Online Community
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About the summary: It takes time to finish up a book. And, when you do, sometimes, you want to review what you learn from the book. If you do not make notes as you read, you might have to go through the book once again. This can be time-consuming when you are dealing with a book. But you can still flip through the book and locate what you are looking for
However, when the material is an audiobook, it is extremely hard to locate a specific part of content. Most likely you will have to listen to the entire audiobook once again.
This book summary will help solve the pain of having to go through the book all over again.
I am leaving out the details of the books. Most books have interesting examples and case studies, not included here. Reading the original book would be much more entertaining and enlightening. If you like the summary, you may want to get the original from the source below.
Source: Social Network Business Model by David Silver, Chapter 7.
For more details, get this book online @ books.google.com [Link]
- Do not listen to free advice.
- Do not discuss your plan with your relatives.
- Do not develop an inflated idea of how much your community worths.
- Look for strategic buyers before selling to a financial buyer (see below).
- No one every lost money selling too soon: Do not rush selling your community. Wait for the right moment before selling. Your chance will finally come.
- Consider selling to the public: If you can't find anyone to sell, that's ok. Try the public.
Strategic buyers are the ones who would like to have your community as a part of their business. They see the real value in your community. Financial buyers, on the other hand, seeks short-term capital gain. Their main goal is to come in, restructure your community to increase its value, and resell it to the others. They do not see the real value of your community, and therefore tend to offer much less benefits.
Arbitrage Flip: What a financial buyer is looking for.
Arbitrage means something can be purchased inexpensively in one market, and can be sold in expensively in another market. Financial buyers may spot an arbitrage opportunity. They may spend little money buying your community, and sell it dearly to a company who is looking for an online community. So why don't you sell your community to one of those strategic buyers.
Checklist for Those Who Want to Sell an Online Community
- Positioning: Get to the best position to get the best offer
- Clean out the fat from your company: Make thing more efficient.
- The rate of increase in the number of members is important.
- High renewal rate of members
- Do not discuss about the plan to sell. Keep it secret.
------------------------------------------------------------------------------------------------
About the summary: It takes time to finish up a book. And, when you do, sometimes, you want to review what you learn from the book. If you do not make notes as you read, you might have to go through the book once again. This can be time-consuming when you are dealing with a book. But you can still flip through the book and locate what you are looking for
However, when the material is an audiobook, it is extremely hard to locate a specific part of content. Most likely you will have to listen to the entire audiobook once again.
This book summary will help solve the pain of having to go through the book all over again.
I am leaving out the details of the books. Most books have interesting examples and case studies, not included here. Reading the original book would be much more entertaining and enlightening. If you like the summary, you may want to get the original from the source below.
Source: Social Network Business Model by David Silver, Chapter 7.
For more details, get this book online @ books.google.com [Link]
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