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parameters initialized during the post. all memory at and above address 0x00500 can be used by the boot program ; it may even overwrite itself. extensions ( option roms ) peripheral cards such as hard disk drive host bus adapters and video cards have their own firmware, and bios extension option rom may be a part of th... | https://en.wikipedia.org/wiki/BIOS | [
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four roms that contain the basic interpreter can also be removed and replaced with custom roms which can be option roms. the ibm pcjr is unique among pcs in having two rom cartridge slots on the front. cartridges in these slots map into the same region of the upper memory area used for option roms, and the cartridges c... | https://en.wikipedia.org/wiki/BIOS | [
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for graphics display were very slow. to increase the speed of screen output, many programs bypassed the bios and programmed the video display hardware directly. other graphics programmers, particularly but not exclusively in the demoscene, observed that there were technical capabilities of the pc display adapters that ... | https://en.wikipedia.org/wiki/BIOS | [
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netbsd with envsys and openbsd with sysctl hw. sensors, feature integrated interfacing with hardware monitors. however, in some circumstances, the bios also provides the underlying information about hardware monitoring through acpi, in which case, the operating system may be using acpi to perform hardware monitoring. r... | https://en.wikipedia.org/wiki/BIOS | [
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7's uac run all applications with administrative privileges, a modern cih - like virus could in principle still gain access to hardware without first using an exploit. the operating system openbsd prevents all users from having this access and the grsecurity patch for the linux kernel also prevents this direct hardware... | https://en.wikipedia.org/wiki/BIOS | [
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in condensed matter physics, a bose – einstein condensate ( bec ) is a state of matter that is typically formed when a gas of bosons at very low densities is cooled to temperatures very close to absolute zero ( −273. 15 °c or −459. 67 °f ). under such conditions, a large fraction of bosons occupy the lowest quantum sta... | https://en.wikipedia.org/wiki/Bose%E2%80%93Einstein%20condensate | [
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" cellpadding = " 0 " | - | | is the critical temperature, | - | | the particle density, | - | | the mass per boson, | - | | the reduced planck constant, | - | | the boltzmann constant and | - | | the riemann zeta function ; | } interactions shift the value and the corrections can be calculated by mean - field theory. ... | https://en.wikipedia.org/wiki/Bose%E2%80%93Einstein%20condensate | [
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tell which particle is which, there are different configurations, since each particle can be in or independently. in almost all of the configurations, about half the particles are in and the other half in. the balance is a statistical effect : the number of configurations is largest when the particles are divided equal... | https://en.wikipedia.org/wiki/Bose%E2%80%93Einstein%20condensate | [
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. consider now a gas of particles, which can be in different momentum states labeled. if the number of particles is less than the number of thermally accessible states, for high temperatures and low densities, the particles will all be in different states. in this limit, the gas is classical. as the density increases o... | https://en.wikipedia.org/wiki/Bose%E2%80%93Einstein%20condensate | [
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actually limited to the case of ultracold temperatures, which fits well for the most alkali atoms experiments. this approach originates from the assumption that the state of the bec can be described by the unique wavefunction of the condensate. for a system of this nature, is interpreted as the particle density, so the... | https://en.wikipedia.org/wiki/Bose%E2%80%93Einstein%20condensate | [
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at 5 k. in zero gravity in june 2020, the cold atom laboratory experiment on board the international space station successfully created a bec of rubidium atoms and observed them for over a second in free - fall. although initially just a proof of function, early results showed that, in the microgravity environment of t... | https://en.wikipedia.org/wiki/Bose%E2%80%93Einstein%20condensate | [
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between the atoms is too strong. only 8 % of atoms are in the ground state of the trap near absolute zero, rather than the 100 % of a true condensate. the bosonic behavior of some of these alkaline gases appears odd at first sight, because their nuclei have half - integer total spin. it arises from a subtle interplay o... | https://en.wikipedia.org/wiki/Bose%E2%80%93Einstein%20condensate | [
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##cold atom wiener sausage references further reading,... c. j. pethick and h. smith, bose – einstein condensation in dilute gases, cambridge university press, cambridge, 2001. lev p. pitaevskii and s. stringari, bose – einstein condensation, clarendon press, oxford, 2003. monique combescot and shiue - yuan shiau, " ex... | https://en.wikipedia.org/wiki/Bose%E2%80%93Einstein%20condensate | [
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b is a programming language developed at bell labs circa 1969 by ken thompson and dennis ritchie. b was derived from bcpl, and its name may possibly be a contraction of bcpl. thompson's coworker dennis ritchie speculated that the name might be based on bon, an earlier, but unrelated, programming language that thompson ... | https://en.wikipedia.org/wiki/B%20%28programming%20language%29 | [
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to x ( in c the operator is written + = ). this syntax came from douglas mcilroy's implementation of tmg, in which b's compiler was first implemented ( and it came to tmg from algol 68's x + : = y syntax ). thompson went further by inventing the increment and decrement operators ( + + and - - ). their prefix or postfix... | https://en.wikipedia.org/wiki/B%20%28programming%20language%29 | [
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+'0') ; } / * the following program will calculate the constant e - 2 to about 4000 decimal digits, and print it 50 characters to the line in groups of 5 characters. the method is simple output conversion of the expansion 1 / 2! + 1 / 3! +... =. 111.... where the bases of the digits are 2, 3, 4,... * / main ( ) { extrn... | https://en.wikipedia.org/wiki/B%20%28programming%20language%29 | [
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the beer - lambert law is commonly applied to chemical analysis measurements to determine the concentration of chemical species that absorb light. it is often referred to as beer's law. in physics, the bouguer – lambert law is an empirical law which relates the extinction or attenuation of light to the properties of th... | https://en.wikipedia.org/wiki/Beer%E2%80%93Lambert%20law | [
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of absorption coefficient ( creation of electron - hole pairs ) or scattering ( for example rayleigh scattering if the scattering centers are much smaller than the incident wavelength ). also note that for some systems we can put ( 1 over inelastic mean free path ) in place of derivation assume that a beam of light ent... | https://en.wikipedia.org/wiki/Beer%E2%80%93Lambert%20law | [
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is known, so the molar attenuation coefficient is known. measurements of decadic attenuation coefficient are made at one wavelength that is nearly unique for bilirubin and at a second wavelength in order to correct for possible interferences. the amount concentration is then given by for a more complicated example, con... | https://en.wikipedia.org/wiki/Beer%E2%80%93Lambert%20law | [
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source of the absorption or scattering it describes : refers to aerosols ( that absorb and scatter ) ; are uniformly mixed gases ( mainly carbon dioxide ( co2 ) and molecular oxygen ( o2 ) which only absorb ) ; is nitrogen dioxide, mainly due to urban pollution ( absorption only ) ; are effects due to raman scattering ... | https://en.wikipedia.org/wiki/Beer%E2%80%93Lambert%20law | [
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biotechnology is a multidisciplinary field that involves the integration of natural sciences and engineering sciences in order to achieve the application of organisms, cells, parts thereof and molecular analogues for products and services. the term biotechnology was first used by karoly ereky in 1919, to refer to the p... | https://en.wikipedia.org/wiki/Biotechnology | [
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plants, and " improvements " to these through breeding programs that employ artificial selection and hybridization. modern usage also includes genetic engineering, as well as cell and tissue culture technologies. the american chemical society defines biotechnology as the application of biological organisms, systems, or... | https://en.wikipedia.org/wiki/Biotechnology | [
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cells, and molecules. this can be considered as the use of knowledge from working with and manipulating biology to achieve a result that can improve functions in plants and animals. relatedly, biomedical engineering is an overlapping field that often draws upon and applies biotechnology ( by various definitions ), espe... | https://en.wikipedia.org/wiki/Biotechnology | [
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leavened bread. although the process of fermentation was not fully understood until louis pasteur's work in 1857, it is still the first use of biotechnology to convert a food source into another form. before the time of charles darwin's work and life, animal and plant scientists had already used selective breeding. dar... | https://en.wikipedia.org/wiki/Biotechnology | [
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( imfet ). by the early 2000s, biofets such as the dna field - effect transistor ( dnafet ), gene - modified fet ( genfet ) and cell - potential biofet ( cpfet ) had been developed. a factor influencing the biotechnology sector's success is improved intellectual property rights legislation — and enforcement — worldwide... | https://en.wikipedia.org/wiki/Biotechnology | [
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rapid organization as well as analysis of biological data possible. the field may also be referred to as computational biology, and can be defined as, " conceptualizing biology in terms of molecules and then applying informatics techniques to understand and organize the information associated with these molecules, on a... | https://en.wikipedia.org/wiki/Biotechnology | [
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involves the production of vaccines and antibiotics, regenerative therapies, creation of artificial organs and new diagnostics of diseases. as well as the development of hormones, stem cells, antibodies, sirna and diagnostic tests. white biotechnology, also known as industrial biotechnology, is biotechnology applied to... | https://en.wikipedia.org/wiki/Biotechnology | [
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were active in oncology with neurology and rare diseases being the other two big applications. pharmacogenomics ( a combination of pharmacology and genomics ) is the technology that analyses how genetic makeup affects an individual's response to drugs. researchers in the field investigate the influence of genetic varia... | https://en.wikipedia.org/wiki/Biotechnology | [
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on several grounds, including environmental concerns, whether food produced from gm crops is safe, whether gm crops are needed to address the world's food needs, and economic concerns raised by the fact these organisms are subject to intellectual property law. biotechnology has several applications in the realm of food... | https://en.wikipedia.org/wiki/Biotechnology | [
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such as bioproduction of medicines and biofuels. for instance, e. coli and saccharomyces cerevisiae in a consortium could be used as industrial microbes to produce precursors of the chemotherapeutic agent paclitaxel by applying the metabolic engineering in a co - culture approach to exploit the benefits from the two mi... | https://en.wikipedia.org/wiki/Biotechnology | [
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implications, respectively. cleaning up environmental wastes is an example of an application of environmental biotechnology ; whereas loss of biodiversity or loss of containment of a harmful microbe are examples of environmental implications of biotechnology. regulation the regulation of genetic engineering concerns ap... | https://en.wikipedia.org/wiki/Biotechnology | [
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, then stipend, tuition and health insurance support are provided for two or three years during the course of their phd thesis work. nineteen institutions offer nigms supported btps. biotechnology training is also offered at the undergraduate level and in community colleges. references and notes external links what is ... | https://en.wikipedia.org/wiki/Biotechnology | [
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10 mega - annum ( ma ) as a consequence of australia - southeast asia collision. large volumes of sediment were shed into basins, which scattered offshore to the west, north and east of borneo as well into a neogene basin which is currently exposed in large areas of eastern and southern sabah. in southeast sabah, the m... | https://en.wikipedia.org/wiki/Borneo | [
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and mendawai in south kalimantan (,, and long respectively ), rajang in sarawak ( long ) and kinabatangan in sabah ( long ). borneo has significant cave systems. in sarawak, the clearwater cave has one of the world's longest underground rivers while deer cave is home to over three million bats, with guano accumulated t... | https://en.wikipedia.org/wiki/Borneo | [
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fish species in borneo ( about the same as sumatra and java combined ). the borneo river shark is known only from the kinabatangan river. in 2010, the world wide fund for nature ( wwf ) stated that 123 species have been discovered in borneo since the " heart of borneo " agreement was signed in 2007. the wwf has classif... | https://en.wikipedia.org/wiki/Borneo | [
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much a competitor. like ibm, burroughs tried to supply a complete line of products for its customers, including burroughs - designed printers, disk drives, tape drives, computer printing paper, and even typewriter ribbons. developments and innovations the burroughs corporation developed three highly innovative architec... | https://en.wikipedia.org/wiki/Burroughs%20Corporation | [
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: multiple cpus, multiple memory modules and multiple i / o and data comm processors permitted incremental and cost effective growth of system performance and reliability. in industries like banking, where continuous operations was mandatory, burroughs large systems penetrated most every large bank, including the feder... | https://en.wikipedia.org/wiki/Burroughs%20Corporation | [
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external links burroughs corporation records charles babbage institute university of minnesota, minneapolis. collection contains the records of the burroughs corporation, and its predecessors the american arithmometer company and burroughs adding machine company. materials include corporate records, photographs, films ... | https://en.wikipedia.org/wiki/Burroughs%20Corporation | [
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of calculators, and adding and bookkeeping machines in europe. oral history interview with ovid m. smith charles babbage institute university of minnesota. smith reviews his 46½ year career at burroughs adding machine company ( later burroughs corporation ). " early burroughs machines ", university of virginia's comput... | https://en.wikipedia.org/wiki/Burroughs%20Corporation | [
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bra – ket notation, also called dirac notation, is a notation for linear algebra and linear operators on complex vector spaces together with their dual space both in the finite - dimensional and infinite - dimensional case. it is specifically designed to ease the types of calculations that frequently come up in quantum... | https://en.wikipedia.org/wiki/Bra%E2%80%93ket%20notation | [
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vectors. combinations of bras, kets, and linear operators are interpreted using matrix multiplication. if has the standard hermitian inner product, under this identification, the identification of kets and bras and vice versa provided by the inner product is taking the hermitian conjugate ( denoted ). it is common to s... | https://en.wikipedia.org/wiki/Bra%E2%80%93ket%20notation | [
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or some more abstract hilbert space constructed more algebraically. to distinguish this type of vector from those described above, it is common and useful in physics to denote an element of an abstract complex vector space as a ket, to refer to it as a " ket " rather than as a vector, and to pronounce it " ket - " or "... | https://en.wikipedia.org/wiki/Bra%E2%80%93ket%20notation | [
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and bra – ket identification on hilbert space the bra – ket notation is particularly useful in hilbert spaces which have an inner product that allows hermitian conjugation and identifying a vector with a continuous linear functional, i. e. a ket with a bra, and vice versa ( see riesz representation theorem ). the inner... | https://en.wikipedia.org/wiki/Bra%E2%80%93ket%20notation | [
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ends up with the ket writing elements of a finite dimensional ( or mutatis mutandis, countably infinite ) vector space as a column vector of numbers requires picking a basis. picking a basis is not always helpful because quantum mechanics calculations involve frequently switching between different bases ( e. g. positio... | https://en.wikipedia.org/wiki/Bra%E2%80%93ket%20notation | [
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mapping any point in space to a complex number ; on the right - hand side, is a ket consisting of a superposition of kets with relative coefficients specified by that function. it is then customary to define linear operators acting on wavefunctions in terms of linear operators acting on kets, by for instance, the momen... | https://en.wikipedia.org/wiki/Bra%E2%80%93ket%20notation | [
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where part of the labels are moved outside the designed slot, e. g.. linear operators linear operators acting on kets a linear operator is a map that inputs a ket and outputs a ket. ( in order to be called " linear ", it is required to have certain properties. ) in other words, if is a linear operator and is a ket - ve... | https://en.wikipedia.org/wiki/Bra%E2%80%93ket%20notation | [
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, the outer product can be understood as simple matrix multiplication : the outer product is an matrix, as expected for a linear operator. one of the uses of the outer product is to construct projection operators. given a ket of norm 1, the orthogonal projection onto the subspace spanned by is this is an idempotent in ... | https://en.wikipedia.org/wiki/Bra%E2%80%93ket%20notation | [
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example : and so forth. the expressions on the right ( with no parentheses whatsoever ) are allowed to be written unambiguously because of the equalities on the left. note that the associative property does not hold for expressions that include nonlinear operators, such as the antilinear time reversal operator in physi... | https://en.wikipedia.org/wiki/Bra%E2%80%93ket%20notation | [
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) if is a ket in and is a ket in, the tensor product of the two kets is a ket in. this is written in various notations : see quantum entanglement and the epr paradox for applications of this product. the unit operator consider a complete orthonormal system ( basis ), for a hilbert space, with respect to the norm from a... | https://en.wikipedia.org/wiki/Bra%E2%80%93ket%20notation | [
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space ). let be a hilbert space and a vector in. what physicists would denote by is the vector itself. that is, let be the dual space of. this is the space of linear functionals on. the embedding is defined by, where for every the linear functional satisfies for every the functional equation. notational confusion arise... | https://en.wikipedia.org/wiki/Bra%E2%80%93ket%20notation | [
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start.. $ end } # fails to expand due to the evaluation order { 1.. 10 } $ eval echo { $ start.. $ end } # variable expansion occurs then resulting string is evaluated 1 2 3 4 5 6 7 8 9 10 startup scripts when bash starts, it executes the commands in a variety of dot files. unlike bash shell scripts, dot files do not t... | https://en.wikipedia.org/wiki/Bash%20%28Unix%20shell%29 | [
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a percent sign : kill % 1 conditional execution bash supplies " conditional execution " command separators that make execution of a command contingent on the exit code set by a precedent command. for example : cd " $ somewhere " & &. / do _ something | | echo " an error occurred " > & 2 where. / do _ something is only ... | https://en.wikipedia.org/wiki/Bash%20%28Unix%20shell%29 | [
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" the difficulties involved in photographing nix olympica " science fiction blues ( 1988 ), collection of 3 short stories, 15 poems and 11 plays : " science fiction blues ( play ) " ( play ), " super - toys last all summer long ( play ) " ( play ), " the death of art? ( play ) " ( play ), " the expensive delicate ship ... | https://en.wikipedia.org/wiki/Brian%20Aldiss | [
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city along with ganja and lankaran participates in earth hour movement. museums the museum centre museum of archaeology and ethnography azerbaijan state carpet museum azerbaijan museum of geology libraries national library of azerbaijan anas central library of science presidential library ( former library of the armeni... | https://en.wikipedia.org/wiki/Baku | [
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##ard. black - and - white years ( 1971 – 1975 ) their debut album blue oyster cult was released in january 1972, with a black - and - white cover designed by artist bill gawlik. the album featured the songs " cities on flame with rock and roll ", " stairway to the stars ", and " then came the last days of may ". by th... | https://en.wikipedia.org/wiki/Blue%20%C3%96yster%20Cult | [
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career of evil " ( co - written by patti smith ), " dominance and submission " and " astronomy ". as a result of constant touring, the band was now capable of headlining shows. the album continued their upward sales trend, and would eventually go gold. as the three albums during this formative period all had black - an... | https://en.wikipedia.org/wiki/Blue%20%C3%96yster%20Cult | [
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in particle physics, a baryon is a type of composite subatomic particle which contains an odd number of valence quarks ( at least 3 ). baryons belong to the hadron family of particles ; hadrons are composed of quarks. baryons are also classified as fermions because they have half - integer spin. the name " baryon ", in... | https://en.wikipedia.org/wiki/Baryon | [
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whim ). background baryons are strongly interacting fermions ; that is, they are acted on by the strong nuclear force and are described by fermi – dirac statistics, which apply to all particles obeying the pauli exclusion principle. this is in contrast to the bosons, which do not obey the exclusion principle. baryons, ... | https://en.wikipedia.org/wiki/Baryon | [
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, supersymmetric particles, axions, and black holes. the very existence of baryons is also a significant issue in cosmology because it is assumed that the big bang produced a state with equal amounts of baryons and antibaryons. the process by which baryons came to outnumber their antiparticles is called baryogenesis. b... | https://en.wikipedia.org/wiki/Baryon | [
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in cryptography, a block cipher is a deterministic algorithm that operates on fixed - length groups of bits, called blocks. block ciphers are the elementary building blocks of many cryptographic protocols. they are ubiquitous in the storage and exchange of data, where such data is secured and authenticated via encrypti... | https://en.wikipedia.org/wiki/Block%20cipher | [
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decryption algorithm takes, in this example, a 128 - bit block of ciphertext together with the secret key, and yields the original 128 - bit block of plain text. for each key k, ek is a permutation ( a bijective mapping ) over the set of input blocks. each key selects one permutation from the set of possible permutatio... | https://en.wikipedia.org/wiki/Block%20cipher | [
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and p - boxes and applying the round keys in reversed order ). feistel ciphers in a feistel cipher, the block of plain text to be encrypted is split into two equal - sized halves. the round function is applied to one half, using a subkey, and then the output is xored with the other half. the two halves are then swapped... | https://en.wikipedia.org/wiki/Block%20cipher | [
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x ) xor. examples include chacha20, speck, xxtea, and blake. many authors draw an arx network, a kind of data flow diagram, to illustrate such a round function. these arx operations are popular because they are relatively fast and cheap in hardware and software, their implementation can be made extremely simple, and al... | https://en.wikipedia.org/wiki/Block%20cipher | [
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scheme is therefore needed to extend the last plaintext block to the cipher's block size. while many popular schemes described in standards and in the literature have been shown to be vulnerable to padding oracle attacks, a solution that adds a one - bit and then extends the last block with zero - bits, standardized as... | https://en.wikipedia.org/wiki/Block%20cipher | [
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such a set necessarily has an xor sum of 0, and the xor sums of the corresponding sets of ciphertexts provide information about the cipher's operation. this contrast between the differences between pairs of texts and the sums of larger sets of texts inspired the name " integral cryptanalysis ", borrowing the terminolog... | https://en.wikipedia.org/wiki/Block%20cipher | [
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, let e be an n - bit block cipher. we imagine the following game : the person running the game flips a coin. if the coin lands on heads, he chooses a random key k and defines the function f = ek. if the coin lands on tails, he chooses a random permutation on the set of n - bit strings and defines the function f =. the... | https://en.wikipedia.org/wiki/Block%20cipher | [
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##leaned from previous queries to choose each x as it goes ). these definitions have proven useful for analyzing various modes of operation. for example, one can define a similar game for measuring the security of a block cipher - based encryption algorithm, and then try to show ( through a reduction argument ) that th... | https://en.wikipedia.org/wiki/Block%20cipher | [
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government federal information processing standard : fips pub 46 data encryption standard ( des ). it was chosen by the u. s. national bureau of standards ( nbs ) after a public invitation for submissions and some internal changes by nbs ( and, potentially, the nsa ). des was publicly released in 1976 and has been wide... | https://en.wikipedia.org/wiki/Block%20cipher | [
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the international data encryption algorithm ( idea ) is a block cipher designed by james massey of eth zurich and xuejia lai ; it was first described in 1991, as an intended replacement for des. idea operates on 64 - bit blocks using a 128 - bit key and consists of a series of eight identical transformations ( a round ... | https://en.wikipedia.org/wiki/Block%20cipher | [
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binary expansions of both e and the golden ratio as sources of " nothing up my sleeve numbers ". the tantalizing simplicity of the algorithm together with the novelty of the data - dependent rotations has made rc5 an attractive object of study for cryptanalysts. 12 - round rc5 ( with 64 - bit blocks ) is susceptible to... | https://en.wikipedia.org/wiki/Block%20cipher | [
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time blowfish was released, many other designs were proprietary, encumbered by patents, or were commercial / government secrets. schneier has stated that " blowfish is unpatented, and will remain so in all countries. the algorithm is hereby placed in the public domain, and can be freely used by anyone. " the same appli... | https://en.wikipedia.org/wiki/Block%20cipher | [
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##texts, even when using a fixed key. relation to other cryptographic primitives block ciphers can be used to build other cryptographic primitives, such as those below. for these other primitives to be cryptographically secure, care has to be taken to build them the right way. stream ciphers can be built using block ci... | https://en.wikipedia.org/wiki/Block%20cipher | [
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borg never lost another davis cup singles rubber, and, by the end of his career, he had stretched that winning streak to 33. 1976 – first wimbledon title in early 1976, borg won the world championship tennis year - end wct finals in dallas, texas, with a four - set victory over guillermo vilas in the final. at the 1976... | https://en.wikipedia.org/wiki/Bj%C3%B6rn%20Borg | [
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there have been proposals to use a 747 - 400 for that role. 747f airlifter – proposed us military transport version of the 747 - 200f intended as an alternative to further purchases of the c - 5 galaxy. this 747 would have had a special nose jack to lower the sill height for the nose door. system tested in 1980 on a fl... | https://en.wikipedia.org/wiki/Boeing%20747 | [
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to warrant carriage globally. history rolling news began in the uk on 5 february 1989 when sky news was launched and on 16 january 1995, the bbc launched an international news channel bbc world. however it was meant for global audiences and wasn't available to viewers in the uk and in may 1996, the bbc announced that i... | https://en.wikipedia.org/wiki/BBC%20News%20%28TV%20channel%29 | [
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in the uk with bbc world news. the domestic and international versions would share content, while maintaining the ability to opt out from the shared feed for domestic coverage if warranted. the bbc promoted that the service would offer " new flagship programmes built around high - profile journalists, and programmes co... | https://en.wikipedia.org/wiki/BBC%20News%20%28TV%20channel%29 | [
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this has been reversed. for foreign news, first a " generic minute " is recorded, then reports are to world service radio, then the reporter talks to any other programmes that are on air. a key claim made by lord lambert in his report had been that the channel was slower to react to breaking news compared with its main... | https://en.wikipedia.org/wiki/BBC%20News%20%28TV%20channel%29 | [
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laura trevelyan. broadcast from the bbc's washington d. c. studio. this programme was broadcast during a few weeks of the year when daylight savings schedules of the uk and the usa ran out of sync. it is now broadcast occasionally when bbc news at ten is running late due to programming on bbc one and sometimes shown li... | https://en.wikipedia.org/wiki/BBC%20News%20%28TV%20channel%29 | [
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platforms ". the international version of the bbc news channel remains an advertising - supported service distributed by the corporation's commercial arm, bbc studios. the domestic channel may opt out from the shared schedule to provide coverage of uk - specific breaking news, and would continue to carry uk - specific ... | https://en.wikipedia.org/wiki/BBC%20News%20%28TV%20channel%29 | [
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bundock. there is normally an extended bulletin at 16 : 45 when the main business stories of the day are discussed on afternoon live. bundock and thompson present business live on weekdays at 08 : 30. declan curry presented your money, a weekly round - up on a saturday morning. alice baxter and sally bundock presented ... | https://en.wikipedia.org/wiki/BBC%20News%20%28TV%20channel%29 | [
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and bbc one also introduced similar graphics and title sequences on the same day. in 2008, the graphics were again relaunched, using the style introduced in 2007 and a new colour scheme. the typeface of the on - screen text was changed from helvetica to gill sans. in 2013 the graphics were changed again, to coincide wi... | https://en.wikipedia.org/wiki/BBC%20News%20%28TV%20channel%29 | [
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those of bbc one bulletins in time for the 50th anniversary of bbc television news on 5 july 2004. countdown sequence an important part of the channel's presentation since launch has been the top of the hour countdown sequence, since there is no presentation system with continuity announcers so the countdown provides a... | https://en.wikipedia.org/wiki/BBC%20News%20%28TV%20channel%29 | [
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decision was the result of boitano's active involvement during the early 1990s, when the international olympic committee lifted the remaining limits on athletes'remuneration. previously, the committee had been accused of rejecting western professionals, while allowing eastern bloc state - sponsored " amateurs " to comp... | https://en.wikipedia.org/wiki/Brian%20Boitano | [
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: bigger, longer & uncut ( 1999 ) features a musical number titled " what would brian boitano do? ". he was also featured in jesus vs. santa. food network show on august 23, 2009, food network debuted a new series entitled what would brian boitano make?, which borrows both its name and opening musical theme from the so... | https://en.wikipedia.org/wiki/Brian%20Boitano | [
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favale di malvaro a sympathetic restoration / renovation and shops flea markets with two nieces to find decor and furnishings. local artisans, carpenters, masons and painters create a gem where he can live part - time and host boitanos from afar. boitano appeared as a guest on season 18 of the reality series hell's kit... | https://en.wikipedia.org/wiki/Brian%20Boitano | [
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the break key ( or the symbol ) of a computer keyboard refers to breaking a telegraph circuit and originated with 19th century practice. in modern usage, the key has no well - defined purpose, but while this is the case, it can be used by software for miscellaneous tasks, such as to switch between multiple login sessio... | https://en.wikipedia.org/wiki/Break%20key | [
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operator's attention. this practice carried over to teleprinter use on time - sharing computers. a continuous spacing ( logical 0 ) condition violates the rule that every valid character has to end with one or more logic 1 ( marking ) " stop " bits. the computer ( specifically the uart ) recognized this as a special " ... | https://en.wikipedia.org/wiki/Break%20key | [
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bt group plc ( trading as bt and formerly british telecom ) is a british multinational telecommunications holding company headquartered in london, england. it has operations in around 180 countries and is the largest provider of fixed - line, broadband and mobile services in the uk, and also provides subscription telev... | https://en.wikipedia.org/wiki/BT%20Group | [
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. the telegraph act 1869 granted the gpo a monopoly over communications. with the invention of the telephone by alexander graham bell in 1876 the gpo began to provide telephone services from some of its telegraph exchanges. it was confirmed in 1880 that the 1869 act included telephony even though the telephone had not ... | https://en.wikipedia.org/wiki/BT%20Group | [
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el segundo, california, giving bt access to new geographies. it also acquired the italian company albacom. then in april 2005, it bought radianz from reuters ( now rebranded as bt radianz ), which expanded bt's coverage and provided bt with more buying power in certain countries. in august 2006, bt acquired online elec... | https://en.wikipedia.org/wiki/BT%20Group | [
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california, " silicon valley's first phone company ". ribbit provides adobe flash / flex apis, allowing web developers to incorporate telephony features into their software as a service ( saas ) applications. in the early days of its fibre broadband rollout, bt said it would deliver fibre - to - the - premises ( fttp )... | https://en.wikipedia.org/wiki/BT%20Group | [
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for using their services, bt will only pass on credit / debit card charges for each donation. the service allows people to register to give money to charity or collect fundraising donations. bt developed mydonate with the support of cancer research uk, changing faces, kidsout, nspcc and women's aid. 2013 to present in ... | https://en.wikipedia.org/wiki/BT%20Group | [
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. in march 2015, launched a 4g service as bt mobile bt group ceo gavin patterson announced that bt plans to migrate all of its customers onto the ip network by 2025, switching off the company's isdn network. on 15 january 2016, bt received final unconditional approval by the competition and markets authority to acquire... | https://en.wikipedia.org/wiki/BT%20Group | [
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30 - year leaseback. the deal included 6, 700 properties and contributed towards alleviating its debt at the time, with the main advantage being flexibility as it allows bt to vacate property over time, so as to adapt to changing operational requirements. headquarters until december 2021, bt group's world headquarters ... | https://en.wikipedia.org/wiki/BT%20Group | [
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argued that the isps and phorm have no right to sell a commodity ( a user's data, and the copyrighted content of web sites ) to which they have no claim of ownership. in response to questions about phorm and the interception of data by the webwise system sir tim berners - lee, the creator of the world wide web, indicat... | https://en.wikipedia.org/wiki/BT%20Group | [
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gchq, the cabinet office and the home office. zte, another chinese company that supplies extensive network equipment and subscriber hardware used with bt'infinity ', was also under scrutiny by parliament's intelligence and security committee after the us, canada, australia and the european union declared the company a ... | https://en.wikipedia.org/wiki/BT%20Group | [
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bt when the cable between raf croughton and camp lemonnier was originally built. overcharging in february 2017, a review of the telecoms market by ofcom found that bt's landline only contracts provided poor value to customers. ofcom ordered bt to reduce their prices but stopped short of demanding that customers were co... | https://en.wikipedia.org/wiki/BT%20Group | [
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a black hole is a region of spacetime where gravity is so strong that nothing, including light and other electromagnetic waves, has enough energy to escape it. the theory of general relativity predicts that a sufficiently compact mass can deform spacetime to form a black hole. the boundary of no escape is called the ev... | https://en.wikipedia.org/wiki/Black%20hole | [
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any, influence gravity would have on escaping light waves. modern physics discredits michell's notion of a light ray shooting directly from the surface of a supermassive star, being slowed down by the star's gravity, stopping, and then free - falling back to the star's surface. general relativity in 1915, albert einste... | https://en.wikipedia.org/wiki/Black%20hole | [
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existence. thirdly, the mass would produce so much curvature of the spacetime metric that space would close up around the star, leaving us outside ( i. e., nowhere ). " in 1931, subrahmanyan chandrasekhar calculated, using special relativity, that a non - rotating body of electron - degenerate matter above a certain li... | https://en.wikipedia.org/wiki/Black%20hole | [
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