Planning
Tuesday, May 30th, 2006No plan survives contact with the enemy Army saying
Archive for May, 2006
Great software: Check Point vs. Info Express
Sunday, May 28th, 2006I recently finished setting up two competing VPN products: Check Point’s VPN-1 with SecureClient, and Info Express’s VTCP/Secure. I’d like to share my views on both these products.
Two Envelopes
Saturday, May 27th, 2006Players A and B play a game. Player A somehow selects two different natural numbers and puts them in two envelopes. He then chooses one envelope at random and hands it to player B. Player B looks at the number, and has to guess whether the number in the other ...
Helium Balloons
Saturday, May 27th, 2006Tie a helium-filled balloon to the floor of your car so that it is suspended half-way to the roof. Close the windows, turn the car on and accelerate. What happens to the balloon? Stays where it is Moves forward Moves backward Got it? The answer is that the balloon moves forward, which is easy to ...
Mathematics: Invention or Discovery?
Tuesday, May 23rd, 2006When I started studying Maths, the answer to this question became clear to me: Definitions are invented, while theorems are discovered. As Hardy said, Mathematics is the study of patterns. Practicing Math means basically two things: Defining interesting structures, and investigating their properties and inter-relations (proving theorems). When you define a structure, ...
.NET: Monitor.Exit bug
Tuesday, May 16th, 2006Despite its documentation, Monitor.Exit never throws an exception (.NET 1.1). So there's no way to tell whether a monitor you're holding is or isn't locked, and how many times. There go 30 minutes of my life.
Water Bridge
Tuesday, May 16th, 2006Check it out, a water bridge: Amazing... I got this in an email that read: Even after you see it, it is still hard to believe. Water Bridge in Germany.... What a feat! Six years, 500 million euros, 918 meters long.......now this is engineering! This ...
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