the hackers technology handbook
The Hackers Layer Handbook
... received by the other end, of course all the headers are removed The Ethernet interface removes the Ethernet header and the checksum It looks at the type code Since the type code is the one assigned ... octets in the datagram (more or less - see the TCP spec) The result is put in the header TCP at the other end computes the checksum again If they disagree, then something bad happened to the datagram ... receives the packet, it recomputes the checksum, and throws the packet away if the answer disagrees with the original The checksum is put on the end of the packet, not in the header When these packets...
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dhir, a. (2004). the digital consumer technology handbook
... About the Personal Computer? Technology, not economics, is the Achilles’ heel of the PC Until the arrival of the digital consumer device, access to the Web and e-mail was the exclusive domain of the ... Integration – How closely tied is the product solution to the desired data? Can users get the data they want, when they want it, and in the form they want it? Can they act on it in a timely fashion? ... Currently, there are only a few million homes worldwide that own a DVR With all the benefits of DVR technology, why is the number so low? The answer lies the technology and pricing structure for the...
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The digital filmmaking handbook
... 6: N OW DO THE REST OF THE FLASHES Use the same technique to shake the camera during the rest of the flashes The flashes have different intensities, so not all the shakes need to be the same Also, ... video, either when editing shots into each other, or compositing them on top of each other Is there a chrominance difference between the bullet hole and the door? Unfortunately, because the door ... and the positive matte into the optical printer and project that onto the new piece of film The spaceship would project into the hole left from the previous shot, while the matte would keep the...
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(2003)(Mcgraw hill) the sales success handbook; 20 lessons to open and close sales now
... against what they read Their follow-up questions tell the customer they are listening They are sensitive to the messages they communicate with their own body language Another way they show they are ... customers’ needs They believe they are positioning solutions, not products They believe they are customer-focused These beliefs are the biggest obstacles keeping them from making the changes they need ... today realize they can no longer get by on product expertise alone They know the real expert is the customer.” This page intentionally left blank The deeper the dialogue, the greater the sales...
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The Natural Remedy Handbook
... damage or stress along the sensory nerves to the brain The brain interprets the information as the sensation of pain Substances that decrease pain either interfere with the ability of nerves to ... that affect the red blood cells or the oxygen-carrying haemoglobin they contain In anaemia, there is either a reduction in the number of red blood cells in circulation or a decrease in the amount ... (atherosclerosis) of the coronary arteries that feed the heart is usually the underlying problem Spasms of the coronary arteries may also cause angina There are three main types of angina The...
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Tài liệu The Public Relations Handbook doc
... for examining the process of communication, but the emphasis is still on how the sender constructs the message There are other theorists who see the process and the actions of the sender as quite ... edition Patricia Holland The Photography Handbook 2nd edition Terence Wright The Magazines Handbook Jenny McKay The Public Relations Handbook Alison Theaker The Cyberspace Handbook Jason Whittaker ... 11150 5111 The Public Relations Handbook The Public Relations Handbook is a comprehensive and detailed introduction to the theories and practices of the public relations industry It traces the history...
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Tài liệu The Language Proficiency Handbook doc
... early on In the conclusion, the issue is resolved after the party in the forest with the other animals The cause and effect relationship between the cat and the mice, central to the story, is ... administered? The answer to this question is dependent on the purpose for the assessment, the frequency of assessment, the stakeholders, and the level of implementation The higher the level of ... district), the more secure the assessment must be and the more standardized the administration There is more flexibility in the classroom where the stakes are not as high How are the results...
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Tài liệu Sensor Technology Handbook P2 pptx
... particularly the new user Therefore the instrumentation engineer must be sure he or she understands the pertinent characteristics and how they will affect the measurement If there is any doubt, the manufacturer ... sensing Therefore, it should be obvious that the requirements of the measurement will determine the selection and application of the sensor How then can we quantify the requirements of the measurement? ... to each other with their axes in parallel The nonlinearity is the same as that of the single-element varying bridge, however the gain is twice that of the single-element varying bridge The two-element...
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Tài liệu Sensor Technology Handbook P1 ppt
... the behavior of the sensor, and contains information about the sensitivity and the offset at the output of the sensor Sensitivity The sensitivity of the sensor is given by the derivative of the ... than the noise of the next element in the electronics, or less than the fluctuations in the physical signal, in which case it is not important Many other cases exist in which the noise of the sensor ... note that the voltage drop across both resistors (Vin-0) is equal to the sum of the resistances times the current Taken together, we can solve these two equations for the voltage at the output...
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The sales success handbook
... against what they read Their follow-up questions tell the customer they are listening They are sensitive to the messages they communicate with their own body language Another way they show they are ... today realize they can no longer get by on product expertise alone They know the real expert is the customer.” The deeper the dialogue, the greater the sales results.” The Sales Success Handbook: ... customers’ needs They believe they are positioning solutions, not products They believe they are customer-focused These beliefs are the biggest obstacles keeping them from making the changes they need...
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The electrical engineering handbook CH107
... and there is still the challenge of expanding the technology to even larger screen sizes The approach that is most likely to succeed during the next decade is the use of projection technology These ... both Reduce the area of high luminance causing the glare condition Increase the angle between the glare source and the line of vision Increase the luminance of the area surrounding the glare source ... Ratios The ability to see details depends on the contrast between the detail and its background The greater the contrast difference in luminance, the more readily the seeing task is performed The...
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The electrical engineering handbook CH051
... tensile stress in the x-direction, for example, will strain the lattice in the xy-plane and destroy the three-fold symmetry, thereby lifting the degeneracy of the energy minima However, the four-fold ... permission.) According to the deformation potential theory, the strain will shift the energy of all the states in a given band extremum by the same amount, i.e., the valley moves along the energy scale ... perpendicular to the valley For an applied E field parallel to the stress, the conductivity will increase (i.e., the resistivity decreases) relative to the unstressed state because of the increase in the number...
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The electrical engineering handbook CH052
... in the characterization of the latter Some authors choose to discuss the Hall effect in terms of the Hall angle, f, shown in Fig 52.1, which is the angle between the net electric eld and the ... because of the Lorentz force on the conducting charges and is of just such a magnitude that in combination with the Lorentz force there is no net current in the y direction The angle f between the current ... (52.11) where the subscript species the band number and m i , the effective mass for each band These masses need not be equal nor the same as the free electron mass In effect, some of the features...
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The electrical engineering handbook CH053
... superconductor The correlations of the electrons in the superconductor must lower the overall energy of the system or else the material would not be superconducting in the rst place Because the critical ... (53.5) where the left side of the expression is the power owing into the region By taking the time derivative of the energy density and appealing to Faradays and Ampốres laws to nd the time derivatives ... once the supercurrent channel carries its maximum amount of current, the rest of the current is carried through the normal channel Just as the correlated motion of the superelectrons creates the...
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The electrical engineering handbook CH054
... where G T is the thermal conductance from the element to the environment, t T is the thermal time constant of the element, t E is the electrical time constant of the element, R G is the electrical ... electrical resistance across the element, h is the emissivity of the element for the radiation being detected, and A is the sensitive area of the element It is easy to show that the response of a pyroelectric ... constant, T is the absolute temperature, tand is the dielectric loss tangent of the detector material, C E is the electrical capacitance of the element, and C A is the input capacitance of the detector...
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The electrical engineering handbook CH055
... overcompensates for the current due to the deep traps The mobility of the free charge carriers is determined by the depth of the traps, the eld resulting from the trapped charges, and the temperature ... be thermally excited to move from the valence to the conduction band and that under the inuence of an external eld they will be impelled to move in the direction of the eld, colliding with the ... of the dielectric surface in the direction of the temperature gradient due to the temperature difference T, in C, such that the units of the thermal conductivity constant K are in J C cm1 s1 The...
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The electrical engineering handbook CH056
... temperature As the electrons in the metal gain thermal energy, they move about more rapidly and undergo more frequent collisions with each other and the atomic nuclei These scattering events reduce the ... of the wire to a cantilever beam, with one end of the wire at the attached beam end and the other at the free end The cantilever beam free end moves in response to an applied force, such as the ... into the solution The other side of the membrane is contacted by a reference electrode placed inside of the same solution under test The reference electrode is constructed in the same manner as the...
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The electrical engineering handbook CH057
... data, the same thermal process can be applied while reversing the direction of the bias magnetic eld To read the stored information optically, the Kerr effect is used to detect the presence of these ... light waves The superposition of these two waves produces a linearly polarized wave The plane of polarization of the resultant wave rotates as one circular wave overtakes the other The rate of ... another 45 degrees through the Faraday material, and, because its polarization is now 90 degrees from the incident beam, is deected by the rst calcite prism The four ports of the circulator then...
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