1-10 of 72 Hubssort by Hot Best Latest
81Melamine foam cleaning products. Also known as a magic sponge and magic eraser. Look out for the danger.
Melamine foam (magic eraser / magic sponge) is a great cleaning tool using no chemicals, but it has a hidden danger.
9 comments
90Palo Alto Next Generation Firewall
Palo Alto's Next Generation Firewall is described in detail.
27 comments
88What is momentum? An intuitive understanding.
Something like "force" is intuitive because we equate force with pain. Getting punched at school (as most geeks learn) hurts, and the more of this 'force' that the bully uses, the more it hurts. Similarly, energy has an intuitive experience. The parodied geek character will tell you all about that 200m into the school cross country run. But what is momentum?
10 comments
79how to paint a door or wood using acrylic or oil based paint and how to use the brush
How to paint a door. There are some special tips how to do this. It's best to do it in the right order and always prepare the surface properly.
5 comments89Confidentiality, Integrity, and Availability. How it affects your network data security.
The three pillars of security are: Confidentiality, Integrity and Availability. It's like a three-legged stool. If you remove one, then the whole is unbalanced.
6 comments79What is Moment of inertia
For the Earth, the moment of Inertia about the polar axis just over 8 x 10^37 Kg m^2 But what does this mean? This measure always needs to be quoted with respect to a chosen axis because the measure changes according to the point of reference. ...
6 comments
82Could we, can we, will we ever travel at the speed of light or faster than the speed of light?
Find out why it is impossible to send a signal faster than light, and that it is impossible to accelerate to the speed of light for anything with rest-mass.
65 comments
83Woodworking : How to make your own strong casein wood glue from milk
In ancient China, craftsmen used skimmed milk and rennet with a little lime to produce a very good water resistant glue. You can do something similar using just skimmed milk and vinegar.
12 comments
69Data leakage from Microsoft Windows Office Documents- Computer Security.
In the computing world, we talk about data in the sense that it is any encoded information. In the scientific world, raw data is information gathered from experiments and surveys without being processed. In both cases, when data is organised,...
1 comment
80This is the story of the late Jakow Trachtenberg, and how to scam people using your mathematical tricks.
As an adult with kids in school, I found it terribly frustrating that school mathematics seemed to indoctrinate the kids into one way of thinking. In any problem solving scenario, there are multiple methods and several approaches. Mathematics should...
6 comments
