Harit, in his own thoughts…

June 13, 2008

Ten Years Public Domain for the Original Web Software

Filed under: Internet, W3C — haritkothari @ 3:13 am
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Document1Document2

“CERN’s decision to make the Web foundations and protocols available on a royalty free basis, and without additional impediments, was crucial to the Web’s existence. Without this commitment, the enormous individual and corporate investment in Web technology simply would never have happened, and we wouldn’t have the Web today.”

Tim Berners-Lee, Director, WWW Consortium

June 6, 2008

Java VM Options

Filed under: Uncategorized — haritkothari @ 3:05 am
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Ignoring VM options costs a lot.

Here is an example:

In NetBeans (Java IDE), an option in Project Properties set for Run like this -Dendian=big will return System.getProperty(“endian”) as big.

However, when, from terminal the application is run by java –jar x.jar (ignoring -Dendian=big), the application will return null when System.getProperty(“endian”) is being called, and so forthcoming NullPointerException etc.

VM Option can be set like below:

-Dname=value

E.g. “endian” property can be set by -Dendian=big

June 1, 2008

Autologin to Windows XP

Filed under: IT, Windows — haritkothari @ 4:00 pm

There is a default and simple way to work around….

Create a single user (of course, Administrator rights), and do not provide any password.

By default, Windows will automatically log into the single account.

Now, here are the alternates:

1. http://support.microsoft.com/kb/315231

2. http://www.microsoft.com/windowsxp/using/setup/learnmore/tips/knox2.mspx  (Simple to follow)

Googgly

Filed under: Google, IT — haritkothari @ 3:33 pm
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For most of us, google is one source of information. Whether its technical or non technical, for work or fun, almost whatever.

However, I recently come to a major limitation of basic search. It is not easy, perhaps, impossible as of now, to search some special symbols (like ?, ;, ‘, “, # etc.) in Google search results. It might be possible that the crawler is not that sufficient, or it might not be made that sufficient to capture such symbols.

Of course, alternatively, Google provides this for its special feature called Google Code Search. Of course, it is made for technical, typically in terms of computers and languages (programming, coding etc.!) search.

For example, when you search like “select * from” where “? = ?” , it gives really useful search results in Code search, but not in google Search!

March 11, 2008

Low Vision

Filed under: Low Vision, Nystagmous — haritkothari @ 11:10 am
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Dear Netizen,

Few of you may know about my disease. For the rest, I have started publishing documents / reports about it.

There are two intentions behind this:

1. This may helpful to me to reach to some cure.

2. This may be helpful to others who is suffering from similar or other disease.

You are always welcome to make any kind of positive (constructive) use of the material that I have published here.

Update [Published on June 04, 2008]

A recent checkup done by Dr. Alay Banker, Ahmedabada has found the exact cause and it is Optic Nerve Atrophy - Minor.

The following research paper and forthcomming updates can be helpful to me, according to him.

http://www.molvis.org/molvis/v13/a190/

Also, at this stage it is my sincere request, please do not misguide me - or guide me (with good intention) in different direction that may lead to misdirection.

1st Version [Published on: March 11, 2008]

The list of documents goes here:

1. Welcome notes

2. General Technical analysis

3. MRI of Brain with Orbits

4. MRI Captured Images : Page 1, Page 2, Page 3, Page 4, Page 5, Page 6, Page 7, Page 8,

Page 9, Page 10, Page 11

Other articles:

1. Blocked viens block eye sight

2. Brain bypass heals 65-year-old

3. Hope For Vision » Grant Recipients

Other Links:

1. Nystagmus on YouTube

2. Surgery Options for Nystagmus

January 20, 2008

Indian Telecom Industry

Filed under: Telecom — haritkothari @ 8:54 pm
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Is Indian telecom industry ready to go for 3G? Probably not.

It is a very controversial topic that has already been discussed.  Basically 3G is advancement in terms of services via means of telecommunication. This includes EDGE, wi-fi, broadband etc. in different context, different manners. Whole world knows that 2G technology (basic mobile and phone services) is booming sector in India that too is offering lowest call rates.

Then what affects whom?

Its simple, Indian telecom providers have established networks, they are expanding them, not advancing.  Therefore it lacks basic support. That does not exactly mean troubleshooting. My personal experience says that all are ready to sell services, but not to maintain them. Some facilities like provider migration without number change, customer oriented services are basic essentials that perhaps no provider has maintained / interested in.  Therefore India has, in my way, two types of customers:

  1. Those who need to continue with the same number, facing any / all troubles with the provider.
  2. Those who do not care about number change, ready to switch provider in any conflict!

One important comment about BSNL, a nation wide service provider is that it has launched services later, but is providing comparative good support, though its old government style is in practice is there! Of course, BSNL is not considerable to utilize its infrastructure, manpower fully. The reasons include many controversial and some commercial issues.

Why the situation is like this?

It seems particular Indian tendency: just start anything, do not look after it to improve.  Whether its Railways, Telecom or Agriculture. Railways network is ‘gift’ from the British rulers. The department is expanding the network and maintaining up to expected level. But is not enhancing / modernizing it in today’s competitive world.

The same is there with agriculture. Even IIMs have designed agro-business degree courses. But still this field is taken as ‘rural’ issue. Of course, few corporate have understood the value of Indian culture and today’s corporate culture. Its hope to see development in future.

Similarly, Telecom industry, once network is established, even failed to provide relevant services with customer needs. First, it has to recover from this disease, and then can think for spectrum war and 3G adoption!

January 1, 2008

New year 2008

Filed under: Uncategorized — haritkothari @ 9:20 pm

We, Indians are, perhaps the luckiest persons in the world. We celebrate a new year after Pateti, another new year after Mahorram, another after Diwali, and a new year in daily practice after Christmas! It’s a challenge to any foreigner – you name it, we celebrate it!!!

It is possible only because we have selected secularism in our constitution.

I find this, as an opportunity to wish all that the new year drives dreams in successful manner!

December 16, 2007

Screen Magnifying Software

Here is an article/opinion about few softwares for computer screen magnification, for visually impaired. Many attempts have been made for such people, but I being one of them want to have another attempt, in case someone reads this and gets benefited.

December 16, 2007, Sunday

Sunday is considered to be a fun day after hectic week. And perhaps that’s Times Of India has a supplement titled TGIS (thank god, its sunday). The Sunday is a normal holiday since my final exams will be taking off from Monday!!

But, a thought sparked in my mind in afternoon. I heard about screen magnifying software. And; of course, tied before a year or two. I was not satisfied with the functionalities and performance. One of the reason might be my PC, that has the minimum configuration prescribed in that version. (I am sorry since I have forgotten the name of software).

The thought process leads me to re-search same softwares on Net. I googled out few keywords and found one very good link.

Here it is…

http://www.magnifiers.org/links/Download_Software/Screen_Magnifiers/Windows_Freeware_and_shareware/

I download few of freewares from that, but liked DesktopZoom most. It satisfied most of my requirements. Since it actually enlarges the current screen, the performance is bit poor. But I think its yet the best one. Very lightweight, and of course freeware!

 

It has rich set of functionalities and options to set hotkeys and magnifying level.I personally recommend going for such softwares instead of buying large sized licensed versions.

 

 

I also come to know about sourceforge.net initiative for the same. Here it goes…

 

http://magnifier.sourceforge.net/

 

Although I am not much satisfied with the functionalities of Virtual Magnifying Glass 3.3.1, I am mentioning here since I respect open source projects at most! I hope for project to complete (with newer version, of course) with great features.

 

Such softwares require practicing if someone wants to use in day to day life. Playing with mouse movements, screening the objects, understanding limitations with time. (some messages will not get captured in case they flash for few nanoseconds!!!!)

This opens a new window of thought to try something on Linux! Will share something if I will find something interesting!!

:)

December 14, 2007

The Next Social Network: WordPress

Filed under: Uncategorized — haritkothari @ 12:22 pm

Could open-source blogging platform WordPress serve as your next social networking profile? Chris Messina, co-founder of Citizen Agency, thinks so. He’s started a project called DiSo, for distributed social networking, that aims to “build a social network with its skin inside out.” DiSo will first look to WordPress as its foundation.This could be the next step towards the unified social graph that some technologists wish for. WordPress suits the purpose because it provides a person-centric way of coming online, offers an extensible architecture, and already has some features — such as an OpenID and a blogroll plugin — that can be pressed into social networking service. And its users represent exactly the sort of audience that might appreciate the permanent, relatively public identity that DiSo aims to offer.

Why blogs and not Facebook or MySpace

In contrast to social networking, blogging offers a person-centric way for individuals to come online. A social network like Facebook gives you your own place online, but it’s not really your own place. As Copyblogger Brian Clark recently said in a blog post, “For me, there’s really no appeal in spending a lot of time creating ‘user-generated’ content via a social networking application. That’s like remodeling the kitchen in a house you rent.”

Clark was responding to an ongoing conversation launched by blogger and cartoonist Hugh MacLeod, who proposed that blogging is far more important to him than social networking. Bloggers including Stowe Boyd and Darren Rowse seconded the idea. This growing disenchantment with social networking and return to blogging suggests that in the future we could see a migration, at least among tech bloggers, towards more distributed social networking — along the lines of what Messina envisions.

WordPress, why and how

WordPress is ideal for experimenting with a distributed social network. It has a plug-in architecture that makes it easy to extend. And people who use it are already comfortable to some extent with coming publicly online as individuals. Though there are, of course, WordPress installations that don’t represent just one person, in many cases they do.

Messina, along with Steve Ivy and Will Norris, is exploring how WordPress can serve as a social networking profile. To that end, a blog needs a way to identify itself to other blogs and share its contact lists, ideally in a privacy-protected manner. The OpenID identity standard can serve as a distributed identifier for both a person’s blog and the blogs of people to which that person is related. Messina and his partners plan to develop a WordPress plugin that exposes the contact list. An OpenID plugin for WordPress already exists; it was developed by Will Norris.

Not everyone wants unified social networking

WordPress-as-social-network, like the unified social graph meme, will most likely appeal to those who want to create one strong identity online. But not everyone does. Blogger danah boyd has written about how some people use social network identities in an ephemeral manner. Those who prefer a more multilayered and multifaceted depiction of themselves online might prefer to create multiple social networking profiles on different sites, representing themselves in different ways as the situation demands.

But those who already use WordPress probably want to build a strong and persistent online presence and identity. Plus they’re the geeky sort, with whom with the idea of a unified, distributed social network might resonate. And at least some of them are refocusing on blogging. The next hot social network might just be built out of blogs.

December 11, 2007

Ad Hoc Wireless Networking with Ubuntu

Filed under: IT, Linux, Networking — haritkothari @ 8:29 pm
Preparation

Ensure that network manager has been stopped and then bring the interface down.

sudo /etc/dbus-1/event.d/25NetworkManager stop sudo ifdown eth1
Configuration

1. Switch the card into ad hoc mode

·                                        sudo iwconfig eth1 mode ad-hoc

2. Set the channel/frequency that you want to use.

·                                        sudo iwconfig eth1 channel 11

3. Add the name (ssid) for the network you want to create/join. Use single quotes if there is a space in the name.

·                                        sudo iwconfig eth1 essid 'harits_wlan'

4. Add a WEP encryption key (optional, as per the configuration requirement)

·                                        sudo iwconfig eth1 key 1234567890

Activation

1. Bring the interface back up

·                                        sudo ifconfig eth1 up

2. Start dhclient to get an address

·                                        sudo dhclient eth1

3. If you want to do it manually, you will have to make up an IP address.

·                                        sudo ifconfig eth1 192.168.10.11

You should now be connected to the ad hoc network. Use the iwconfig command to view the cell being used. This must match the same cell on the other PCs that you want to connect to.

Testing

Once you have two or more computers connected to the ad hoc network, all of them showing the same cell number and having different IP addresses, then try pinging one from the others.

ping 169.168.10.1

If that doesn’t work then try specifying the interface name along with the address.

ping -I eth1 192.168.10.1

 

(source - https://help.ubuntu.com/community/ )

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