Unobot 1–My First Bot

February 2, 2012

My first obstacle avoiding bot based on the tutorial by Community of robots. This is my first one and helped me learn a bit about sensors, feedback and servo operations. One difference in mine is the use of IR proximity sensor which I had lying around instead of the Sharp distance sensor. This one does not measure...

LASER Projector

January 25, 2012

I was fascinated by LASERs when I first went to IIT Kanpur during my school days. Since then I have been reading / playing a lot with LASERs. My first one was a LASER trip wire and then a LASER pattern generator. It all was around 10 years back. Having recently acquired an Arduino UNO a plethora of options have opened up. I have started to learn from the beginning and this time I have the power of a...

Arduino – 7 segment Dice

January 23, 2012

I have been waiting to play with embedded programming since and recently ordered an Arduino. I tested the spare LCD and displays with the normal tutorial commands and went step by step remeber the thing about slow and steady! I want to build a vector LASER projector and a quadrocopter someday but that is too far. It is kind of my VISION. My Mission is to learn embedded programming via arduino. It is one hell of a kit. My very first experiment was a 7 segment dice.

Why investors are not making returns in the stock market

January 4, 2012

In the last 10 years, sensex gas grown at 17.79% CAGR. That means, if someone could have invested Rs. 1 lac 10 years back, it could have grown to 5.14 lacs. In the last 10 years one third of diversified equity mutual funds have delivered a CAGR of more than 25%. That means if someone could have invested 10 years back in these mutual funds Rs.1lac, it could have grown to Rs.9.31 Lacs. But how many investors have REALLY got these kinds of returns…? In this context knowing about the...

Factors To Consider Before Investing In IPO

December 28, 2011

IPO’s or initial public offering is best understood as the first public offering of shares by a private limited company before listing in a stock market. Looking down IPO’s history of success and failure stories, you would be smart to first fully understand the various aspects behind such offerings and makes the right choice to invest or not in IPO’s. It is advisable to understand that investing in IPO’s could prove risky with unfavorable market situations and sentiments and...

Posts Tagged ‘ mobile ’

The Unhackable Cellphone

January 7, 2010

By Utkarsh

Gold Line Group’s Hacker Challenge has a cartoonish James Bond aspect to it that begs a bunch of hard questions, but it also has a deadly serious side. The Israeli company invited hackers, cyber spooks, and industrial espionage geeks to try breaking its new Gold Lock 3G cell phone encryption system. Anyone who succeeds wins...
Read more »

Tags: Cell phone, cybersecurity, cyberwar, information security, mobile
Posted in Technology | No Comments »

How to dry wet mobile

December 21, 2009

By Ridhima

Yesterday my cell phone .. got drenched in water … almost got itself killed… I tried soo many tricks to save its life.. D moisture almost took my baby’s life… I saved it .. with rice … U can too … It could be anything .. sink, toilet or rainstorm, anything … Posting it so that...
Read more »

Tags: cellphone, dry, mobile, wet
Posted in My Hacks | 1 Comment »