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Active Regions on the Sun
An active region on the Sun is an area with an especially strong magnetic field. Sunspots frequently form in active regions. Active regions appear bright in X-ray and ultraviolet images. Solar activity, in the form of solar flares and coronal mass ejections (CMEs), is often associated with act... | <urn:uuid:57f6734e-3c65-4896-92cc-202b470013c7> | 3.4375 | 70 | Knowledge Article | Science & Tech. | 42.136932 |
|Opening Tag||Content||Closing Tag|
The advantage to logical markup is that, regardless of how the affected text appears, it is always considered to be what the markup says it is. For example, a variable is always a variable, regardless of the font that any particular browser uses to represent it. The disadvantage to l... | <urn:uuid:ffde8265-df81-4c6f-9e04-51c7ae7e2492> | 3.0625 | 168 | Documentation | Software Dev. | 44.263571 |
Invasive aquatic plants
Some of the most worrying species of invasives in Ireland are aquatic plants. In many cases the plant fills an empty niche and then expands rapidly and competes for additional niches. Oftentimes the native species are ousted and the ecology of the waterway can be changed dramatically. This can l... | <urn:uuid:a10646ea-151c-49b9-b6b0-70256c8ddc54> | 3.03125 | 260 | Knowledge Article | Science & Tech. | 23.395815 |
This page compares quaternion multiplication and orthogonal matrix multiplication as a means to represent rotation.
If you are not familiar with this subject you may like to look at the following pages first:
We want to be able to represent 3D solid body movements (rotations and translations) in one operation.
Initiall... | <urn:uuid:1f94f55f-5072-4d5c-8334-50e30e24f3ff> | 2.890625 | 300 | Knowledge Article | Science & Tech. | 28.328176 |
Data types are a subtree of the ABAP type hierarchy. Data types are only
type descriptions. Data types do not have any attached memory for storing working data, but they may require space for administration information. A data type characterizes the technical properties of all
data objects that have this type. In ABAP,... | <urn:uuid:89344548-645c-4027-82bd-d71082de395b> | 3.625 | 719 | Documentation | Software Dev. | 34.184182 |
Dated 2005, a
white paper from International Partnerships in Ice Core Sciences (IPICS)
IPICS 2k Array: a network of ice core climate and climate forcing records for
the last two millennia” contains an interesting graphic. A couple of
horizontal lines have been added to help illustrate the point. It clearly shows
that o... | <urn:uuid:478d5d65-46d2-498b-b4ea-8f1cc7ab9f98> | 3.125 | 438 | Personal Blog | Science & Tech. | 56.567725 |
JLoom is a modular template language for text generation. Parameters can be any Java type, even Generics or Varargs.
Here are some key features of "JLoom":
JSP like Syntax
· The syntax and semantics of JLoom templates are similar to Java Server Pages (JSP). If you already know JSP you will have no problem to write JLoo... | <urn:uuid:3526b111-030a-4be6-8b34-8d56d5cc7f78> | 2.71875 | 699 | Knowledge Article | Software Dev. | 42.431156 |
Chapter 12 - Vorticity in the Ocean
12.2 Conservation of Vorticity
The angular momentum of any isolated spinning body is conserved. The spinning body can be an eddy in
the ocean or the Earth in space. If the the spinning
body is not isolated, that is, if it is linked to another body, then angular momentum can be
transf... | <urn:uuid:5eefb76d-c616-48bf-8efe-184ab64809f4> | 4.25 | 1,363 | Academic Writing | Science & Tech. | 51.931263 |
Ask a question about 'N-Acetyltransferase'
Start a new discussion about 'N-Acetyltransferase'
Answer questions from other users
is an enzyme
Enzymes are proteins that catalyze chemical reactions. In enzymatic reactions, the molecules at the beginning of the process, called substrates, are converted into different molec... | <urn:uuid:2b7ef311-48d7-4cca-8105-a122d3b2d045> | 3.390625 | 1,123 | Q&A Forum | Science & Tech. | 27.788933 |
Stag beetle (Lucanus cervus)
|Size||Male body length: 25-75 mm|
Female body length: 30-45 mm
Ths stag beetle is listed under Annex II of the EC Habitats Directive and Appendix III of the Bern Convention. Protected in the UK under Schedule 5 of the Wildlife and Countryside Act 1981, as amended.
The stag beetle (Lucanus ... | <urn:uuid:6b60000c-e76d-45a8-a60e-78141b1b08a4> | 3.15625 | 1,194 | Knowledge Article | Science & Tech. | 46.720107 |
Buff-tailed bumblebees are the UK's largest bumblebee species. The queen is the only one that has the buff-coloured tail, the workers all have white tails. The queen emerges in the spring after hibernating through the winter, and goes looking for a nest site. At the height of its success, a buff-tailed bumblebee colony... | <urn:uuid:1a67c67d-2e2c-4367-82a3-db7586a496b5> | 3.953125 | 626 | Knowledge Article | Science & Tech. | 51.961565 |
How JVM will find is loading file is class or interface. How it will find extended/implemented files.
Well, I'm not sure if I understand your question correctly, but this is what I think:
1) When we write a class or interface, we clearly mention in code that whether it is a class or interface right? So, I don't think J... | <urn:uuid:515e7669-d6f9-4ed6-bbc3-6fe0648fa333> | 2.734375 | 230 | Q&A Forum | Software Dev. | 77.591578 |
A vulture doing what vultures do. An unfortunate rabbit was hit by a car and the vulture was "cleaning up." Vultures are amazing. They can eat spoiled meat and not get sick. Scientists are studying them to find out why/how to try to help people not get sick when spoiled meat is consumed. Vultures also have black feet. ... | <urn:uuid:03e24609-2f22-49e7-b420-62a0aac2ed54> | 2.703125 | 160 | Knowledge Article | Science & Tech. | 61.174749 |
The discovery gleans important clues about the last universal common ancestor, the mysterious great-grandparent of all living things.
Discovering life's last universal common ancestor, or LUCA for short, is one of the great unresolved quests of science. Researchers scouring for traces of the elusive LUCA look for share... | <urn:uuid:d201475f-4492-48e4-86a6-9ec568e2951f> | 2.9375 | 163 | Truncated | Science & Tech. | 29.621237 |
THE HOLE in the ozone layer above Antarctica returned in the spring of 1989. But researchers in the US also found that ozone was significantly depleted far beyond the boundaries of that hole (Nature, vol 342, p 233).
According to the scientists, from the US National Oceanic and Atmospheric Administration's Aeronomy Lab... | <urn:uuid:5ffed3a7-eb51-41a7-9eb8-d1e424f66b00> | 4.15625 | 210 | Truncated | Science & Tech. | 42.140574 |
Welcome to VerticalNews!
RECEIVE OUR FREE NEWSLETTERON SCIENCE
University of Toronto
Scientists explore the physics of bumpy roads
August 9th, 2009
Just about any road with a loose surface - sand or gravel or snow - develops ripples that make driving a very shaky experience. A team of physicists from Canada, France and... | <urn:uuid:1f5e95d9-b257-4e27-9d9c-bda94048d182> | 3.015625 | 194 | Truncated | Science & Tech. | 30.707755 |
In case you have missed this important event last week…
(Photo note: An image taken by the Mars rover Opportunity, shown by NASA during a press conference Thursday, Oct 7, 2004, shows a bizarre, lumpy rock informally named Wopmay on the lower slopes of Endurance Crater. Scientists believe the lumps in Wopmay were forme... | <urn:uuid:26320d2a-ab04-4d6f-abf1-d05a8bcae644> | 3.203125 | 1,303 | Personal Blog | Science & Tech. | 47.481287 |
Mous Chahine is a senior research scientist at NASA’s Jet Propulsion Laboratory in California.
He told us about research using an instrument called the Atmospheric Infrared Sounder – AIRS – that works aboard NASA’s Aqua satellite. AIRS tracks carbon dioxide, a greenhouse gas known to cause global warming.
There is no a... | <urn:uuid:f3b66f15-3a8e-4daf-a83f-cc6e23885ce5> | 4.3125 | 519 | Audio Transcript | Science & Tech. | 49.770143 |
See also:physical and
See also:mechanical science, the
See also:term given to the resistance which every material
See also:surface presents to the sliding of any other such surface upon it . This resistance is due to the roughness of the surfaces; the minute projections upon each enter more or less into the minute depr... | <urn:uuid:f340bbd8-29ab-45f8-acb2-90d3c6334ea7> | 3.296875 | 1,856 | Knowledge Article | Science & Tech. | 49.911027 |
M.Elizabeth Chemistry 2010-2011
Spring Semester March 8 - March 21
Chemical Reaction Rates and Equilibrium
- GUHS Chemical Reaction Rates and Equilbrium SG word
- Kinetics Equilibrium Bell Ringer Part 1 Part 2 Part 3 Part 4 Part 5
- Kinetics Online Quiz 1 Equilibrium Online Quiz 2
- Reaction Rate Standard Notes word
- ... | <urn:uuid:48e7e5ca-5785-4d51-a661-7209d86bb8e1> | 3.84375 | 1,121 | Content Listing | Science & Tech. | 31.524893 |
Euler found four whole numbers such that the sum of any two of the
numbers is a perfect square. Three of the numbers that he found are
a = 18530, b=65570, c=45986. Find the fourth number, x. You could
do this by trial and error, and a spreadsheet would be a good tool
for such work. Write down a+x = P^2, b+x = Q^2, c+x ... | <urn:uuid:4c1760ea-e8fb-453c-817a-33f0800e9beb> | 3.46875 | 332 | Tutorial | Science & Tech. | 95.968399 |
Whirl a conker around in a horizontal circle on a piece of string.
What is the smallest angular speed with which it can whirl?
How do you write a computer program that creates the illusion of stretching elastic bands between pegs of a Geoboard? The answer contains some surprising mathematics.
Can you explain what is ha... | <urn:uuid:09f42814-7d54-460a-903a-6ee145c27322> | 3.25 | 136 | Content Listing | Science & Tech. | 52.875872 |
The Role of Ice in the Ocean: Pt. III: Shrinking Ice: Impacts
NASA/Goddard Space Flight Center Scientific Visualization Studio
Benjamin Jones - USGS
Footage Search - Daniel Zatz, Ernie Kovacs
As Arctic ice continues to melt, it will cause ripple effects across the planet. When the polar regions warm, even just a degree... | <urn:uuid:e2139735-b834-4749-9cc0-b874c74b3da0> | 4.09375 | 433 | Knowledge Article | Science & Tech. | 50.347346 |
On this page, you will find information on uniform random number
generators (RNGs). We will not (yet) discuss cryptographic generators,
nor non-uniform random numbers. For those two topics and for code
for RNGs, we refer to our Links
This page has been written by Peter
Uniform RNGs produce numbers with certain distribu... | <urn:uuid:001acfd9-c382-470a-997a-36617040f90c> | 3.15625 | 973 | Content Listing | Science & Tech. | 30.28158 |
Nowadays, much of the world is lit up twenty-four hours a day. This has consequences for invertebrates. We’ve all seen moths and other insects buzzing around streetlights, but the effects of artificial lighting extends much deeper. According to Thomas Davies, Jonathan Bennie and Kevin Gaston of the University of Exeter... | <urn:uuid:36416f23-34bb-4834-ac46-51bba976d588> | 3.703125 | 225 | Personal Blog | Science & Tech. | 37.375695 |
The speech-recognition algorithms behind Google Voice Search analyze thousands of hours of human speech to pick out patterns. Babies may use the same technique. Google speech recognition guru Mike Cohen and linguist Sheila Blumstein discuss how humans and computers learn language.
Kinect uses depth sensors, cameras and... | <urn:uuid:d89dd8aa-9d5a-4028-8e30-1e60ea7da0bf> | 2.78125 | 867 | Content Listing | Science & Tech. | 48.604716 |
Biology of Subterranean Termites in the Eastern United States B 1209
- Full Text
Dan Suiter, Extension Entomologist
This publication was reviewed on Mar 30, 2012.
Subterranean termites are social insects that live in societies whose members are mostly mature individuals. Their colonies, which can contain thousands to m... | <urn:uuid:0c942845-c1ca-4d5d-9965-eb5e794a305c> | 3.359375 | 145 | Truncated | Science & Tech. | 32.965495 |
- all programs must start with “begin” and end with “end”
- all commands must be ended by “;”
- all variables must be declared just after “begin” in the following format;
int: i num;
- three types exist; “int”, “float”, “char”
- variables names may be any alphanumeric string, but they must start with a letter
- stateme... | <urn:uuid:9ec3b137-5a7b-4afc-82f8-d83bdc6dccd8> | 3.53125 | 241 | Comment Section | Software Dev. | 47.475736 |
The body of a Python compound statement cannot be empty; it must always contain at least one statement. You can use a pass statement, which performs no action, as a placeholder when a statement is syntactically required but you have nothing to do. Here's an example of using pass in a conditional statement as a part of ... | <urn:uuid:84f99695-8b16-43b7-9312-6231cbca6578> | 3.234375 | 320 | Documentation | Software Dev. | 44.625813 |
What do you mean by properties in C#?
Interview question and answer by: Abhisek
| Posted on: 1/21/2010 | Category: C# Interview questions
| Views: 3097 |
Property acts as a cross link between the field and the method . Actually it behaves as a field. We can retrieve and store data from the field using property.
The com... | <urn:uuid:0c4fe753-373f-44b6-a256-dad074947e4f> | 3.078125 | 250 | Q&A Forum | Software Dev. | 47.120184 |
Combinatorial species(This article is about a concept in combinatorial mathematics. There is also an article on the concept of species used in biology.)
For example, the "species of permutations" maps each finite set A to the set of all permutations of A, and each bijection from A to another set B naturally induces a b... | <urn:uuid:d0cef789-2774-4e31-a19f-b4c74d70a1b1> | 3.234375 | 151 | Knowledge Article | Science & Tech. | 37.022462 |
Copyright © 2007 Dorling Kindersley
Neither plants nor animals, the fungi kingdom includes toadstools, puffballs, and MOLDS. Fungi feed on living or dead organisms by making them rot. Fungi are visible only when spore-bearing fruiting bodies form.
Fungi absorb nutrients from plant or animal matter around them, which ma... | <urn:uuid:f33c3080-839c-4121-b28d-e3f686f5f5db> | 3.796875 | 340 | Knowledge Article | Science & Tech. | 51.261082 |
This page is intended for college, high school, or middle school students.
For younger students, a simpler explanation of the information on this page is
available on the
Weight is the force generated by
the gravitational attraction of the earth on the airplane.
We are more familiar with weight than with the other forc... | <urn:uuid:71eda039-4e70-4eaf-8c02-89781f859d8c> | 4.1875 | 739 | Knowledge Article | Science & Tech. | 45.66866 |
January 6, 2004: Trailing 200,000-light-year-long streamers of seething gas, a galaxy that was once like our Milky Way is being shredded as it plunges at 4.5 million miles per hour through the heart of a distant cluster of galaxies. In this unusually violent collision with ambient cluster gas, the galaxy is stripped do... | <urn:uuid:f891eb65-ea44-4737-8ac4-d2337dc73307> | 3.234375 | 372 | Knowledge Article | Science & Tech. | 57.211077 |
One can improve performance on many systems by overlapping communication and computation. This is especially true on systems where communication can be executed autonomously by an intelligent communication controller. Multi-threading is one mechanism for threads achieving such overlap. While one thread is blocked, wait... | <urn:uuid:c48dd902-24f9-4984-bcdd-326a230f6b86> | 2.984375 | 475 | Knowledge Article | Software Dev. | 27.925444 |
Type of particle accelerator that imparts a series of relatively small increases in energy to subatomic particles as they pass through a sequence of alternating electric fields set up in a linear structure. The small accelerations add together to give the particles a greater energy than could be achieved by the voltage... | <urn:uuid:d6f469c1-89ad-4425-890f-b1c0b3e5f7fe> | 3.421875 | 826 | Knowledge Article | Science & Tech. | 38.458535 |
Have you ever heard the expression, "solid as a rock"? As it turns out, rocks are not entirely solid. Rocks actually have tiny pockets of air inside them. This is obvious when you look at a piece of volcanic rock (often called basalt), which is full of visible holes. But dense rocks, such as granite, have tiny air pock... | <urn:uuid:41cce175-e778-4696-abc7-f1e170143d11> | 4.65625 | 834 | Tutorial | Science & Tech. | 62.062587 |
Optical Illusion Heart-Sick Science!
Poets and other artists of language have said that love is blind. Well, we've got an optical illusion that is going to take that play on words and put it to the test. All you need to do is bring your eyeballs and we'll teach you a fun trick to play on your eyes. Don't worry, studies... | <urn:uuid:13ae1a4c-3321-4ec7-9d7d-15c9152be33b> | 3.578125 | 515 | Personal Blog | Science & Tech. | 60.565809 |
What is Direct Current (DC)?
Direct Current (DC) flows in the same direction all the time through an electric circuit. Electrons flow continuously through the circuit from the negative terminal of the battery to the positive terminal. Even when no current is flowing through the wire, the electrons in the wire are movin... | <urn:uuid:d76e68be-288b-4e42-a907-7a1717748f3c> | 3.8125 | 319 | Knowledge Article | Science & Tech. | 49.688083 |
From sea shells and spiral galaxies to the structure of human lungs, the patterns of chaos are all around us.
Fractals are patterns formed from chaotic equations and contain self-similar patterns of complexity increasing with magnification. If you divide a fractal pattern into parts you get a nearly identical reduced-s... | <urn:uuid:07d772fb-6330-4350-acae-4e0be0f9a2be> | 2.921875 | 187 | Personal Blog | Science & Tech. | 25.760319 |
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Nitrogen fixation along rainfall and disturbance gradients in Southern Africa and its relation with phosphorus concentration and water availability.
Aranibar, Julieta1, Macko, Stephen1, Dowty, Peter1, Shugart, Herman1, 1
ABSTRACT- Nutrient cycles are coupled at many levels, an... | <urn:uuid:c4417cbe-d69e-417a-8629-80342b7f75e0> | 2.75 | 571 | Academic Writing | Science & Tech. | 23.3825 |
Image: Yellow parasitic wasp - Angela Reid-Robertson
These beautiful parasitic wasps occasionally visit our dead mango tree. The long black ovipositor has been adapted to bore through wood in order to parasitise the wood-boring larvae that feed deep inside dead trees. The wasp seems to detect the presence of the larvae... | <urn:uuid:b991c5e4-effc-41ef-ac2f-49f05c074151> | 2.734375 | 102 | Truncated | Science & Tech. | 32.033468 |
Global Warming Movement Falling Apart
August 10, 2007
A few months ago, a study came out that demonstrated global temperatures have leveled off. But instead of possibly admitting that this whole global warming thing is a farce, a group of British scientists concluded that the real global warming won’t start until 2009.... | <urn:uuid:6b1f8ba9-a3fa-46c1-9544-1292e3695f88> | 3.046875 | 287 | Personal Blog | Science & Tech. | 53.846923 |
Coral Sex Just Got a Little More Interesting
March 1, 2012
"Once a year, shortly after a full moon, many corals undergo a wild and colorful sex spectacle known as broadcast spawning. During this time, coral colonies spawn like a snowstorm, releasing a blizzard of brightly colored bundles containing eggs and sperm into ... | <urn:uuid:d6a1efbc-0732-4c2d-b8a9-82105533a6f0> | 3.109375 | 243 | Truncated | Science & Tech. | 34.493408 |
Write a string to a device
#include <sys/modem.h> int modem_write( int fd, char* str );
- The file descriptor for the device that you want to write to; see modem_open().
- The string that you want to write.
Use the -l c option to qcc to link against this library. This library is usually included automatically.
The mode... | <urn:uuid:a8b1803b-9a32-42b3-867d-41a26299e545> | 3.78125 | 464 | Documentation | Software Dev. | 60.0496 |
This chapter explains the meaning of the elements of expressions in Python.
Syntax Notes: In this and the following chapters, extended BNF notation will be used to describe syntax, not lexical analysis. When (one alternative of) a syntax rule has the form
and no semantics are given, the semantics of this form of
are th... | <urn:uuid:b3e9f667-c392-4c67-863d-bb5af49619c2> | 3.15625 | 72 | Documentation | Software Dev. | 34.455172 |
Special values defined in numpy: nan, inf,
NaNs can be used as a poor-man’s mask (if you don’t care what the original value was)
Note: cannot use equality to test NaNs. E.g.:
>>> myarr = np.array([1., 0., np.nan, 3.]) >>> np.where(myarr == np.nan) >>> np.nan == np.nan # is always False! Use special numpy functions inst... | <urn:uuid:be69adcd-fc99-4fed-8bf6-777a595f008b> | 2.890625 | 1,357 | Documentation | Software Dev. | 61.551287 |
|This article does not cite any references or sources. (December 2009)|
Augmented assignment (or compound assignment) is the name given to certain operators in certain programming languages (especially those derived from C). An augmented assignment is generally used to replace a statement where an operator takes a vari... | <urn:uuid:6028f942-5229-41f0-adf2-c6442b52b192> | 4.0625 | 727 | Knowledge Article | Software Dev. | 29.685965 |
Cpusets: Processor and Memory Placement for Linux 2.6 kernel based systems.Cpusets provide a mechanism for assigning a set of CPUs and Memory Nodes to a set of tasks.
Cpusets are supported in systems using Linux 2.6 kernels. The cpumemset mechanism in Linux 2.4 kernels and the cpuset mechanism in Irix kernels are histo... | <urn:uuid:5e27a2e4-e8f7-4e37-ba75-8fda6da8d4b9> | 2.6875 | 860 | Documentation | Software Dev. | 36.547472 |
Eastern Tiger Salamander
EASTERN TIGER SALAMANDER
Photo Credit: Scott Gravette
SCIENTIFIC NAME: Ambystoma tigrinum tigrinum
DESCRIPTION: The tiger salamander is the most widespread salamander species in North America. There are seven subspecies of tiger salamanders, but the eastern is the only one that occurs in Alabam... | <urn:uuid:fa003d0e-750b-4ad1-bd80-f2f89c83a606> | 3.5625 | 1,050 | Knowledge Article | Science & Tech. | 46.189039 |
The Missing Particle
Wishing you all a Magical weekend!
The missing (God) particle’s real name is the Higgs boson, named after British theoretical physicist Peter Higgs who first proposed its existence. It is believed to be the last missing piece to the puzzle of the so-called Standard Model – the 20 fundamental forces... | <urn:uuid:5da05ca2-5f83-4318-bbee-9f19886184fd> | 3.09375 | 285 | Personal Blog | Science & Tech. | 36.774107 |
The Florida panther (Felis concolor coryi) formerly ranged from eastern Texas and western Louisiana into the lower Mississippi River Valley and eastward through Arkansas, Louisiana, Mississippi, Alabama, Florida, Georgia, and parts of Tennessee and South Carolina . Hunting and habitat loss reduced the subspecies to a s... | <urn:uuid:748c832d-2364-4e97-987b-dacc79e8d0f8> | 3.65625 | 641 | Knowledge Article | Science & Tech. | 61.250345 |
Vision is the most precious of our senses, and its appearance in the animal kingdom was almost certainly a major driving force in the radiation of species that occurred around 550 million years ago. Our research addresses both of these issues, firstly by way of understanding the basic cause and potential treatment of i... | <urn:uuid:dadc3ed2-ac59-4b9c-9a0e-ffad8c36c134> | 3.5 | 553 | Truncated | Science & Tech. | 21.755344 |
Good job bringing this to light. People won't realise how huge the problem is and municipalities are woefully ill equipped to...
Agreed; mining can never be sustainable, but then how do you get the metals to make all the things you need in the course of...
Very good piece.
They're cooler than predicted
THOSE studying g... | <urn:uuid:0658efb2-e66f-44b7-a1f1-c5452982a095> | 2.828125 | 475 | Comment Section | Science & Tech. | 36.553256 |
Astronomers using NASA's Spitzer Space Telescope have found a stunning burst of star formation that beams out as much infrared light as an entire galaxy. The collision of two spiral galaxies has triggered this explosion, which is cloaked by dust that renders its stars nearly invisible in other wavelengths of light. Alt... | <urn:uuid:28786f15-21b9-446c-bcf3-4364d7c46c96> | 3.6875 | 975 | Truncated | Science & Tech. | 46.087328 |
In electromagnetism, the permittivity ε of a medium is the ratio D / E where D is the electric displacement in coulombs per square metre (C/m2) and E is the electric field strength in volts per metre (V/m). In the common case of an isotropic medium, D and E are parallel and ε is a scalar, but in more general anisotropi... | <urn:uuid:63b84052-aa89-4609-b157-6dbe8fc24d07> | 3.703125 | 364 | Knowledge Article | Science & Tech. | 42.642473 |
Return a copy of a string with trailing (rightmost) spaces removed.
RTrim[$] removes leading and trailing spaces from a string.
RTrim returns a Variant; RTrim$ returns a String. The stringexpr argument can be any string expression. However, only RTrim can accept a Variant of Null as stringexpr, in which case, a Null is... | <urn:uuid:da423c0a-d2a1-44a8-8365-cb2b0024bf90> | 2.6875 | 118 | Documentation | Software Dev. | 58.320282 |
Things have changed a lot in Tippecanoe county, Indiana, since the days of the battle of Tippecanoe
. Back then, if Alonzo Chappel's painting
is anything to go by, it was all lush vegetation. Nowadays, and if Bryan Pijanowski
's research is anything to go by, the county involves quite a bit more concrete.
Pijanowski is... | <urn:uuid:5325567e-e689-4ab1-b564-b2ab3c0de109> | 3.0625 | 317 | Personal Blog | Science & Tech. | 46.754199 |
Heisenberg's uncertainty principle
In 'A brief History of Time' Hawkings explains, that Heisenberg's
uncertainty principle arises because you cannot observe a particle
without disturbing it, which is because you would need to 'touch' it
with something, like a photon or some other particle, and this will
transfer energy... | <urn:uuid:06056c4a-19bc-4fa3-af3c-5ef4185b64bf> | 3.3125 | 495 | Q&A Forum | Science & Tech. | 37.592052 |
The physics and mathematics of rocket propulsion
Image from Steve Bowers
A rocket is a device that moves in one direction by squirting part of itself in the other direction. Due to the conservation of momentum, if a rocket craft at rest shoots out a mass m of propellant with velocity Vex (the exhaust velocity), the rem... | <urn:uuid:4299f5d3-7002-4862-8a97-2743d57091fd> | 4.3125 | 2,444 | Knowledge Article | Science & Tech. | 75.241275 |
Debris in orbit are becoming one of the greatest challenges that we face as we become a space fairing species. You see by the simple fact that something is in orbit means that it has an incredible amount of potential energy, zipping around the earth at Mach 25 ready to wreck anything that might cross its path. Thankful... | <urn:uuid:f3c5c3cf-b225-4c64-aa9e-be92bacc98ef> | 3.125 | 758 | Personal Blog | Science & Tech. | 36.800296 |
From W3C Wiki
This is a summary of current thoughts on LTLI (Language Tags and Locale Identifiers)
We are still hard-pressed to come up with a satisfactory definition for a locale. "Locale" is a fairly old concept coming from the field of software localization in the 1980's. Localization is understood to mean doing wha... | <urn:uuid:dc0b499d-bec4-4102-9930-26ae5e0ebff7> | 3.703125 | 860 | Knowledge Article | Software Dev. | 40.514112 |
The transition from upright to recumbent folding in the Variscan fold belt of southwest England: a model based on the kinematics of simple shear
Sanderson, D.J. (1979) The transition from upright to recumbent folding in the Variscan fold belt of southwest England: a model based on the kinematics of simple shear. Journa... | <urn:uuid:903345a0-9409-4375-8cee-d2a3712a1a94> | 2.703125 | 360 | Academic Writing | Science & Tech. | 54.79197 |
This website will go over the aspects of building a Jacobs Ladder, playing with it and understanding the physics behind the operation of it. A Jacobs ladder is a really cool device where two parrallel conductors called ladders are connected to a high voltage transformer and an arc jumps between the two electrodes and c... | <urn:uuid:38cb82a8-a168-4834-be45-455d9eb8e274> | 3.484375 | 434 | Tutorial | Science & Tech. | 45.163947 |
The information on these pages may be out of date, or may refer to
resources that have moved or have been made read-only.
For more information please refer to the Apache Attic
Here is a description of how popping a frame is currently implemented in the DRLVM tool interface (JVMTI). For a definition of the pop frame fun... | <urn:uuid:b8b5698d-78c6-4617-93bc-ae5d7f32c2d6> | 2.734375 | 531 | Documentation | Software Dev. | 56.384377 |
|Dickcissel Relative Abundance Map|
|Source: North American Breeding Bird Survey (BBS)|
The Dickcissel is an enigmatic grassland bird, whose status and distribution have always been confounded by its pattern of irregular movements. This species is believed to have originally occupied the tall grass and mixed prairies o... | <urn:uuid:3e37d997-8b9e-4fce-b31f-e0a66068eda2> | 3.078125 | 317 | Knowledge Article | Science & Tech. | 37.690269 |
Climate Change in the Mountains: Hazards to Prepare For
My friends and I have been making plans for a group vacation later this year, and we all seem to love the mountains. There's something exhilarating about being so high up near the peaks and breathing the clear, if thin, air. However, as each of us pointed to a fav... | <urn:uuid:41606ef1-00f3-4798-ad92-61554199764f> | 3.40625 | 520 | Personal Blog | Science & Tech. | 42.382686 |
Select one of the times from the list on the left and check out what the Earth's climate was like millions of years ago.
Or view an animation that shows how the Earth's climatic belts have changed through time. View Climate Animation
We can determine the past climate of the Earth by mapping the distribution of ancient ... | <urn:uuid:ecfab3ac-2eaa-46a5-a333-2b2ef0097fc4> | 3.421875 | 181 | Structured Data | Science & Tech. | 51.033448 |
Modern Genomics: How to identify microbial species.
Classic methods dependent upon comparative morphology and culturing fall short for the following reasons -
- Prokaryotes are incredibly diverse with relatively little morphological distinction (can't tell them apart under the microscope).
- Fewer than 1% of the known ... | <urn:uuid:3bd9d4b4-d170-4636-84c4-04972ef24a0f> | 3.890625 | 282 | Knowledge Article | Science & Tech. | 27.836079 |
Parameters of Cosmology: Overview
The Big Bang theory of the universe allows plenty of room for variations in the details (parameters) of the actual structure and behavior of our universe. These "free parameters" are important, but must be determined by observations, not theory. The parameters effect very basic aspects... | <urn:uuid:80fd8427-cdde-4bb7-96b0-39962fc19a4a> | 3.21875 | 283 | Knowledge Article | Science & Tech. | 27.583041 |
|What created the circular structure around the south pole of asteroid Vesta?
Pictured above, the bottom of the second largest object in the asteroid belt
was recently imaged for the first time by the robotic
Dawn satellite that arrived last month.
A close inspection of the 260-meter resolution image shows not only hil... | <urn:uuid:2824ed70-526b-4190-93e6-fd27b9ff38f5> | 3.84375 | 177 | Content Listing | Science & Tech. | 35.4775 |
Other Worlds, Other Storms
by Patricia d. Lock
Weather is everywhere! We live in it every day, and with weather come storms. What you may not realize, though, is that our neighboring planets and moons have weather and storms much as we do.
We call the study of the planets in relation to each other comparative planetolo... | <urn:uuid:6425bc02-f099-4443-b5ac-6627edf0131d> | 3.59375 | 1,623 | Knowledge Article | Science & Tech. | 62.88407 |
One of the best ways to prevent air pollution is to drive an electric vehicle for short errands and commutes around town. If you can take a train or bus, that works too. If you walk or bicycle, you can get exercise at the same time.
If you do need to drive, please keep the following in mind:
Over one half of car trips ... | <urn:uuid:cb613af7-c06d-443a-bcf9-1e8eaaaa31ec> | 3.109375 | 418 | Personal Blog | Science & Tech. | 57.938043 |
Climate change and forest health
Examples of forest pest species influenced by climate change*
Some examples of forest insect pests, pathogens and other pests which have been impacted or are predicted to be impacted by climate change are presented below. Information on non-forest pests is also provided to enable a bett... | <urn:uuid:c948e0cb-84c4-45a6-b1d5-9b4613a93c61> | 3.03125 | 429 | Knowledge Article | Science & Tech. | 27.725884 |
Suspended Sediment and Sedimentation
Silt and mud washing down New Zealand rivers and streams is the most widespread of our land-based effects and the one that we know most about.
Mud and silt is suspended in the water column by rushing flood waters. When they reach the estuary or coast, these waters slow; and the silt... | <urn:uuid:e793e14f-1f9c-4365-90b3-3607575ecca1> | 4.15625 | 1,250 | Knowledge Article | Science & Tech. | 43.085734 |
Read More: Biomagnification, Biomimicry, Ddt, Technology, Ozone Layer, Janine Benyus, David Suzuki Foundation, Environment, Canada's Environment, David Suzuki, Learning From Nature, What Nature Can Teach US, Canada News
We have much to learn by studying nature and taking the time to tease out its secrets. Biomimicry, a... | <urn:uuid:2a659407-3ab7-4305-8e17-662330e258f1> | 2.8125 | 126 | Content Listing | Science & Tech. | 36.075157 |
Double Integrals 4 Another way to conceptualize the double integral.
Double Integrals 4
⇐ Use this menu to view and help create subtitles for this video in many different languages. You'll probably want to hide YouTube's captions if using these subtitles.
- I think it's very important to have as many ways as possible
-... | <urn:uuid:9a1756e2-d744-4f88-973a-da2d4e8af4c9> | 3.640625 | 2,787 | Truncated | Science & Tech. | 75.531038 |
ESSAY- Invasive pest? Why imported bugs and plants can be good
Here's a fact that I suspect most people don't know: Wherever we humans have gone in the past two centuries, we have increased local and regional biodiversity. Biodiversity, in this case, is defined as increasing species richness. Yet, "the popular view [is... | <urn:uuid:bbfae486-f5d1-4924-a812-e8c893608d6a> | 3.296875 | 1,168 | Nonfiction Writing | Science & Tech. | 35.246761 |
Acid rain damages buildings such as this one in Copola, Mexico.
Click on image for full size
Acid rain is a general term used to describe different kinds of acidic air pollution. Although some acidic air pollutants return directly back to Earth, a lot of it returns in rain, snow, sleet, hail, mist or fog, which is why ... | <urn:uuid:28c95630-cfb2-4cd4-84a4-81d0115706b9> | 3.6875 | 744 | Knowledge Article | Science & Tech. | 59.145131 |
Bug of the Week
Milkweed Bug (Family Lygaedidae)
Milkweed bugs (MBs) rated about four lines in a BOTW about Milkweed Critters a little more than a year ago, but these beautiful insects are having a blockbuster year and deserve to be disarticulated from that group and considered in their own right(s).
|LMBs really are b... | <urn:uuid:f292f8d5-27b2-463d-852b-1605f7020996> | 3.109375 | 1,415 | Knowledge Article | Science & Tech. | 57.779755 |
A module may or may not have a name.
module M; end M.name # => "M" m = Module.new m.name # => ""
A module gets a name when it is first assigned to a constant. Either via the module or class keyword or by an explicit assignment:
m = Module.new # creates an anonymous module M = m # => m gets a name here as a side-effect ... | <urn:uuid:33ff057a-6e21-4ced-94ad-9edd0a72cb31> | 3 | 159 | Documentation | Software Dev. | 74.691824 |
Sunday, December 30th 2012, 2:40 PM EST
CLICK this link for articles about this years Transit of Venus.
1 – Venus transits the sun
As the planets careen around the sun, there is occasionally a fortuitous alignment. In June of 2012 the planet Venus transited the sun, which means it passed in front of Sol from Earth’s pe... | <urn:uuid:d4d3bfee-0d36-4082-9dc7-ee6eb19f9dcf> | 2.953125 | 185 | Personal Blog | Science & Tech. | 58.79451 |
Bezout’s theorem in algebraic geometry is one of those simple facts that manages to capture the heart and style of its field. It states that any two irreducible curves and in usually intersect in points (where the degree of a curve is the degree of the polynomial that defines it).
Now, very few mathematicians will stan... | <urn:uuid:072f41cb-592a-4812-89bf-cddece2c3246> | 3.359375 | 2,315 | Personal Blog | Science & Tech. | 45.642923 |
GroovyBeans are JavaBeans but using a much simpler syntax.
Here's an example:
Notice how the properties look just like public fields. You can also set named properties in a bean constructor in Groovy. In Groovy, fields and properties have been merged so that they act and look the same. So, the Groovy code above is equi... | <urn:uuid:b09b6ef7-4dc7-4c07-a0ba-1a3672d05e01> | 2.953125 | 604 | Documentation | Software Dev. | 36.767613 |
We have read a lot of articles and papers about global warming. It is really happening and whether we like it or not we are part of this environmental issue. We might be just an ordinary citizen, but we can do something about it. But really, what is global warming? It is basically the increase in temperature of earth’s... | <urn:uuid:15fdbf2d-6089-4058-ab8a-7a9f7ff24ff0> | 3.25 | 155 | Knowledge Article | Science & Tech. | 35.982516 |
So I took a look at them.
Dan uses the First Law of Thermodynamics.
That’s a start: Energy(in) – Energy(out) = Energy(retained).
Let’s take a look at Energy(Out). A single term: X·T4, where X is Dan’s constant.
Dan helpfully provides a link to Wikipedia’s A very simple model. This shows
(1-a)S = 4εσT4
- S is the solar ... | <urn:uuid:e41f1a6a-a5e0-40a3-ad90-f07624e9efcc> | 2.78125 | 1,059 | Personal Blog | Science & Tech. | 94.111103 |
How many "finished" or permanent draft complete genome sequences have been published?
How many of them are eukaryotes?
Here are the answers from: GOLD
(Apologies for the Three Domain influence.)
Why are there so few eukaryotes? Because many eukaryotic genomes are very large and it takes a lot more work to sequence that... | <urn:uuid:f4ec1b71-3a33-41c5-99df-bcaddcbe8bdc> | 3.015625 | 155 | Personal Blog | Science & Tech. | 33.430085 |
We depend on our cars to take us to work and get our children to school. We rely on our home heating systems to keep us warm in the winter. We take it for granted that we can easily switch on our computer, vacuum cleaner or oven.
Yet scientists say the sources of energy we need to power all these modern conveniences ar... | <urn:uuid:1e7271ff-7a76-4903-8608-1075579a927a> | 3.703125 | 485 | Knowledge Article | Science & Tech. | 58.752046 |
Technically, the file is been read using a charset of UTF-8 as you told the
InputStreamReader to do so. The underlying bytes of the file content are been interpreted using UTF-8. The
readLine() method returns a
String which stores the characters internally in Java's own UTF-16 charset.
What happens thereafter is fully ... | <urn:uuid:ad16246e-f8d0-4d69-9b57-4a08f8b169bf> | 3.171875 | 272 | Q&A Forum | Software Dev. | 64.173908 |
What's that dark spot on planet Earth?
It's the shadow of the Moon.
above image of Earth was taken last week by
MTSAT during an annular eclipse of the Sun.
The dark spot appears quite unusual as clouds are white and the
oceans are blue
in this color corrected image.
Earthlings residing within the
dark spot would see pa... | <urn:uuid:e3eae5d4-e64e-453d-9775-3aa0a5987b40> | 3.578125 | 203 | Truncated | Science & Tech. | 64.59588 |
The organization of gene circuit genotype space favors plasticity-mediated adaptive evolution. Shapes and colors have the same meanings in the diagram as in Figure 1. Starting from the blue genotype network, it is easier to find a genotype that produces a red alternative phenotype than finding the red genotype network.... | <urn:uuid:2ecd22c6-dc92-4e59-9459-8aad2c0db181> | 3.421875 | 159 | Academic Writing | Science & Tech. | 21.825951 |
Hi all the following question is taken from http://www.javacross.com please tell me correct answer. Q].Which of the following makes proper distinction between Collection and Collections in the java standard library a].Collection is a class collections is a Interface b].Collections is a class collection is a Interface c... | <urn:uuid:90fb78e9-f3ba-462d-9ce0-9ed194f4be4e> | 3.015625 | 150 | Q&A Forum | Software Dev. | 53.515143 |
Fuel cells are electrochemical devices that produce electricity and heat from a fuel (often hydrogen) and oxygen. Unlike conventional engines, they do this without burning the fuel and are therefore more efficient, cleaner and carbon neutral. Fuel cells are being developed as a way to both produce and "store" energy in... | <urn:uuid:3894adb6-2e18-4bc3-96f3-7f7ff7ddfb01> | 3.921875 | 527 | Knowledge Article | Science & Tech. | 37.376218 |
for Microsoft Access
Create complex MS Access databases without being an expert in relational database design! Designer for Microsoft Access asks you plain-language questions about what you want to manage with your database, and creates the tables and relationships automatically. Free trial available
Each table in your... | <urn:uuid:47b0571b-c429-44f3-bed4-52e6d81a8683> | 3.171875 | 536 | Tutorial | Software Dev. | 44.952729 |
More on Java 7 File IO
A reader of my previous blog on Java SE 7's File IO enhancements asked how symbolic links are handled in an OS-agnostic way. Good question! Let's examine that now. Recall Java 7's new Path class, and how it abstracts the details of the path to a directory or file, as in this example:
Path path = ... | <urn:uuid:716e4d11-7404-4324-bfad-8b4563e8653d> | 3.21875 | 974 | Documentation | Software Dev. | 50.364435 |
Defining variables in a bash script is so simple! you don't have to worry about the datatype as you do in languages like C/C++. Just go on and define the variable like the following:
#!/bin/bash #Define a string variable, don't forget the quotes!! #if your variable is not string, omit the quotes STR="A Simple String He... | <urn:uuid:3f3cb547-fb3e-4b96-8a31-fa2f7083729f> | 3.234375 | 345 | Tutorial | Software Dev. | 71.750898 |
ANSI Common Lisp 19 Filenames 19.4 Dictionary of Filenames
- Arguments and Values:
host - a string.
just-loaded - a generalized boolean.
Searches for and loads the definition of a logical host named host,
if it is not already defined.
The specific nature of the search is implementation-defined.
If the host is already d... | <urn:uuid:99cd95ef-8ecf-47d9-9dcd-8efb8ab3ac2d> | 2.765625 | 273 | Documentation | Software Dev. | 41.552114 |
London - Thought all this rain might at least wash away those summer mosquitoes? Think again. A study by the Georgia Institute of Technology in America has discovered why mosquitoes and other small insects can continue to fly through the air undisturbed — even if it’s bucketing down.
They found a mosquito can be hit by... | <urn:uuid:cea78f5a-915c-4844-9aa0-8ab2d8abf2cf> | 3.25 | 178 | Truncated | Science & Tech. | 48.335395 |
|Scientific Name:||Coregonus oxyrinchus|
|Species Authority:||(Linnaeus, 1758)|
|Taxonomic Notes:||Usually considered to be present in all tributaries of North Sea basin. 'Houtings' from Danish North Sea basin and German rivers from Eider, Elbe west to Ems are C. maraena, a species widespread in Baltic basin.|
|Red Lis... | <urn:uuid:f452d36d-9239-4e71-9ebc-9642660cbd22> | 2.796875 | 542 | Structured Data | Science & Tech. | 47.568773 |
1. IntroductionEither space has mass or it doesn't. A space without mass is a massless space. Massless space is the mathematical limit as a massy space's density goes to zero. The usefulness of this idea and the insights to be gained from it were shown in a previous paper. This paper will show how this can lead to a n... | <urn:uuid:9164e927-5886-4450-a0dc-33dcef268d01> | 3.5625 | 1,351 | Academic Writing | Science & Tech. | 49.956158 |