chapter 9 gateways databases and search index utilities

... appropriate database handle, or if the ping( ) method fails, Apache::DBI establishes a new connection, stores the handle, and then returns the handle to the caller It is important to understand that the ... ) 578 | Chapter 20: Relational Databases and mod_perl This is the Title of the Book, eMatter Edition Copyright © 2004 O’Reilly & Associates, Inc All rights reserved ,ch20.253 19 Page 5 79 Thursday, ... case 572 | Chapter 20: Relational Databases and mod_perl This is the Title of the Book, eMatter Edition Copyright © 2004 O’Reilly & Associates, Inc All rights reserved ,ch20.253 19 Page 573 Thursday,...

Ngày tải lên: 24/10/2013, 08:15

... double-digit rates in the late 198 0s and the very early 199 0s when increases in the consumer price index, a broad measure of the cost of living, were falling.2 In the mid 199 0s, healthcare cost increases ... gradually but irregularly decreasing for most of the 198 0s and 199 0s Chapter Production Costs and Business Decisions 15 In order to understand the problem of insurance cost increases, we need ... Press, 199 4); and Paul J Feldstein, The Politics of Health Legislation: An Economic Perspective, 2nd ed (Chicago, Ill.: Health Administration Press, 199 6) Put another way, the consumer price index...

Ngày tải lên: 17/12/2013, 15:19

... − = − I as Z (9. 5-16) From the inverse of (9. 4- 29) and because I s is zero, we have s s I as = I qs + + I qs − (9. 5-17) If we now substitute (9. 5-17) into (9. 5-15) and (9. 5-16) and then substitute ... equivalent of (9. 5-21), (9. 5-25), and (9. 5-26) into (9. 4-26), we obtain s Vqs + = j ωe X M I qrs + E ′ ωb (9. 5-27) s Vqs − = j ωe X M I qrs − E ′ ωb (9. 5-28) where E= j ( Egb − Egc ) (9. 5- 29) We can ... zero Thus s s I qs − = − I qs + (9. 5-32) If we substitute (9. 5-30) into (9. 5-27) and (9. 5-28), and then substitute the results into (9. 4-32), and if we incorporate (9. 5-32), we can write UNBALANCED...

Ngày tải lên: 16/02/2014, 18:48

... Standards 9. 10 Figure 9. 6 Telephone line bandwidth 9. 11 Note Modem stands for modulator/demodulator 9. 12 Figure 9. 7 Modulation/demodulation 9. 13 Figure 9. 8 The V.32 and V.32bis constellation and ... signaling by another 9. 7 Figure 9. 4 Data transfer and signaling networks 9. 8 Figure 9. 5 Layers in SS7 9. 9 9- 2 DIAL-UP MODEMS Traditional telephone lines can carry frequencies between 300 and 3300 Hz, ... technique 9. 20 Figure 9. 11 Bandwidth division in ADSL 9. 21 Figure 9. 12 ADSL modem 9. 22 Figure 9. 13 DSLAM 9. 23 Table 9. 2 Summary of DSL technologies 9. 24 9- 4 CABLE TV NETWORKS The cable TV network started...

Ngày tải lên: 16/02/2014, 20:20

... Hemisphere growing season, and the lowest concentration is observed in October (After Barnola et al 199 4, Keeling and Whorf 199 4, Neftel et al 199 4, and Keeling et al 199 5.) 184 Chapter The greenhouse ... Flanagan, L B., and Pearcy, R W ( 199 1) Climate change and the evolution of C4 photosynthesis Trends Ecol Evol 6: 95 99 Evans, J R ( 199 9) Leaf anatomy enables more equal access to light and CO2 between ... Washington Yearbook 79: 161–164 Haupt, W., and Scheuerlein, R ( 199 0) Chloroplast movement Plant Cell Environ 13: 595 –614 Havaux, M., Tardy, F., Ravenel, J., Chanu, D., and Parot, P ( 199 6) Thylakoid...

Ngày tải lên: 07/03/2014, 20:20

... 1 .9. 0.0 1.10.0.0 255.255.0.0 255.255.0.0 255.255.0.0 255.255.0.0 255.255.0.0 255.255.0.0 255.255.0.0 255.255.0.0 255.255.0.0 255.255.0.0 99 .1.1.2 99 .1.1.2 99 .1.1.2 99 .1.1.2 99 .1.1.2 99 .1.1.2 99 .1.1.2 ... destination address of 192 .0.0.0 255.0.0.0 and a next hop router IP address of 195 .0.0.0 on interface 1/6, enter the following commands: HP9300(config)# ip route 192 .0.0.0 255.0.0.0 195 .1.1.1 Syntax: ... interface, and loopback interface The 93 04M, 93 08M, and 6308M-SX routing switches support both classical IP network masks (Class A, B, and C subnet masks, and so on) and Classless Interdomain Routing...

Ngày tải lên: 09/07/2014, 08:09

... and control of the EC system Competition and market situation Pilot project and corporate knowledge Promotion and internal communication Cost of the EC project Level of trust between buyers and ... training Review current distribution and supply chain models Understand what your customers and partners expect from the Web Reevaluate the nature of your products and services Give a new role to ... Investment and Risk Analysis A ratio of resources required and benefits generated by an EC project Includes both quantifiable items (cost of resources, computed monetary savings) and non quantifiable...

Ngày tải lên: 31/07/2014, 17:20

... ; S = e λ3 3he λ 2πe 9. 9.3 26 S= 3hε λ3 3h ε c 3he λ ϖ A21 = ϖB = ϖf 16π3 2π λ2 8π mc 9. 9.4 For electric quadrupole radiation: ϖ A21 = 8π5 S 5ε hλ5 9. 9.5 16π3µ S, 3hλ3 9. 9.6 For magnetic dipole ... 4πλ12 λ12 9. 4.14 a If we compare this with equation 9. 2.4 we obtain the following relation between B12 and f12: a B12 = e λ3 f12 4ε hmc 9. 4.15 It also follows from equations 9. 4.13 and 9. 4.15 that ... in chapter I am using the symbols described in section 9. 1 of the present chapter for N, n and N I should also point out that equations 9. 3.4-7 require the gas to be optically thin Equation 9. 3.2...

Ngày tải lên: 11/08/2014, 11:22

... the main menu 14_1 298 69 ch 09. qxp 11/ 29/ 07 11:57 AM Page 1 79 Chapter 9: Working with Selections and Selection Layers You can also take any visible selection layers you have and add them to or ... Layer to Selection command every time you switch selection layers 14_1 298 69 ch 09. qxp 11/ 29/ 07 11:57 AM Page 181 Chapter 9: Working with Selections and Selection Layers Figure 9- 25: Use the Quick ... bogged down, and it starts to get tedious When I get bored, the art becomes flat and lackluster And that’s not good at all for anyone 16_1 298 69 ch10.qxp 11/ 29/ 07 11:58 AM Page 199 Chapter 10:...

Ngày tải lên: 27/08/2012, 14:31

... FOR BAND CLUTCHES AND BRAKES Fig An outside band clutch operated by a roller and cone Fig An outside band clutch made as two full wrap bands with an intermediate equalizer Fig An outside band ... requirements of MIL-E-5400, class and MILK- 392 6 specifications Applications were seen in counter and reset switches and controls for machines and machine tools, radar systems, and precision potentiometers ... bi-directional slip and independent torque capacities for the two directions of rotation It requires two springs, one right-handed and one left-handed, for coupling the input, intermediate and output...

Ngày tải lên: 22/10/2012, 14:26

... water and steam flow rates and temperatures and water level in the boiler The operator also checks for smoke and checks burner and flame pattern The operator maintains good housekeeping and unit ... is a water-tube boiler (Figure 9. 4) A water-tube boiler consists of an upper and lower drum Steam Figure 9. 1 Simple Boiler Drum Water 215 Chapter ● Boilers Figure 9. 2 Fire-Tube Boiler Operation ... and riser tubes increases, the density of the water decreases and initial circulation is established Bubbles begin to form and rise in the water, increasing circulation and pressure (Figure 9. 6)...

Ngày tải lên: 21/08/2013, 10:47

... messages—most notably in the chapters that deal with controls and menus (Chapter 6, Controls and Messages, and Chapter 7, Menus) For instance, a program that implements message handling through a menu ... you launch AlertMessage from the command line and enter a value 348 Chapter 9: Messages and Threads Figure 9- 6 Launching the AlertMessage program from the command line greater than 5, the program ... of the message and the target of the message don’t have to be one and the same, they can be—as shown in this snippet (read the 338 Chapter 9: Messages and Threads “Menu Items and Message Dispatching”...

Ngày tải lên: 17/10/2013, 19:15

Ngày tải lên: 14/12/2013, 12:15

... C D 7.00% 7.50% 8.00% 8.50% 7.50% 8.00% 8.50% 9. 00% 8.00% 8.50% 9. 00% 9. 50% 8.50% 9. 00% 9. 50% 10.00% While most of these guidelines are clearly and objectively stated, more often than not, a ... yourself, and sit down and talk directly with the lender This gives you the opportunity to sell yourself and your project Once a relationship has been established and the banker gets to know you and ... financing is a very specialized and multifaceted discipline that requires intimate familiarity with the process You need to know and understand the advantages and disadvantages of each type of...

Ngày tải lên: 14/12/2013, 19:15

... energy (9- 13) is not conserved but the linear momentum is Momentum and Kinetic Energy in Collisions Consider two colliding objects with masses m1 and m2 , r r r r initial velocities v1i and v2i and ... inelastic collition (9- 15) One-Dimensional Elastic Collisons Consider two colliding objects with masses m1 and m2 , r r r r initial velocities v1i and v2i and final velocities v1 f and v2 f , respectively ... m2 is stationary and that after the collision particle and particle move at angles θ1 and θ with the initial direction of motion of m1 In this case the conservation of momentum and kinetic energy...

Ngày tải lên: 23/12/2013, 00:16

... does not.’ Mrs Bennet and her daughters then departed, and Elizabeth returned instantly to Jane, leaving her own and her relations’ behaviour to the remarks of the two ladies and Mr Darcy; the latter ... his answer, and forced his younger sister to be civil also, and say what the occasion required She performed her part indeed without much graciousness, but Mrs Bennet was satisfied, and soon afterwards ... man of fashion! So genteel and easy! He had always something to say to everybody THAT is my idea of good breeding; and those persons who fancy themselves very important, and never open their mouths,...

Ngày tải lên: 26/01/2014, 14:20

... Chapter – Public Key Cryptography and RSA Every Egyptian received two names, which were known respectively as the true name and the good name, or the great name and the little name; and while ... which may be known by anybody, and can be used to encrypt messages, and verify signatures a private-key, known only to the recipient, used to decrypt messages, and sign (create) signatures is ... primes at random - p, q  select either e or d and compute the other primes p,q must not be easily derived from modulus n=p.q  means must be sufficiently large  typically guess and use probabilistic...

Ngày tải lên: 06/03/2014, 16:20

... 3 794 52 121267 378845 160252 045128 Cao Hoang Tru CSE Faculty - HCMUT → → → → → 394 112 388 102 051 19 01 December 2008 Mid-square Address = middle digits of Key2 • Example: 94 52 * 94 52 = 893 40304 ... become grouped along a collision path throughout a list Insert A9, B9, C9, D11, E12, F9 A B D E [1] Cao Hoang Tru CSE Faculty - HCMUT C [9] [10] [11] [12] [13] [14] F [23] 32 01 December 2008 Collision ... clustering: data become clustered around a home address Insert A9, B9, C9, D11, E12 A B C D E [1] Cao Hoang Tru CSE Faculty - HCMUT [9] [10] [11] [12] [13] 31 01 December 2008 Collision Resolution...

Ngày tải lên: 06/03/2014, 17:20

... (100 NN, 198 2- 199 4) 90 90 24 22 25 60 60 13 26 14 30 30 16 20 17 latitude latitude 21 15 18 0 19 -30 23 -30 -60 -60 11 -90 -180 12 -150 -120 -90 -60 -30 30 60 90 -90 -180 -150 -120 -90 10 120 ... eliminate more than 99 % of the entries in a proximity matrix The amount of time required to cluster the data is drastically reduced The size of the problems that can be handled is increased © ... shapes, orientation, and non-uniform sizes • Difference in densities across clusters and variation in density within clusters • Existence of special artifacts (streaks) and noise The clustering...

Ngày tải lên: 15/03/2014, 09:20

... Chapter Outline Informal Design Guidelines for Relational Databases 1.1Semantics of the Relation Attributes 1.2 Redundant Information in Tuples and Update Anomalies 1.3 ... dependencies Note that property (a) is extremely important and cannot be sacrificed Property (b) is less stringent and may be sacrificed (See Chapter 11) 2.1 Functional Dependencies (1)  Functional ... (Augmentation) If X -> Y, then XZ -> YZ (Notation: XZ stands for X U Z) IR3 (Transitive) If X -> Y and Y -> Z, then X -> Z  IR1, IR2, IR3 form a sound and complete set of inference rules Inference Rules...

Ngày tải lên: 12/05/2014, 11:55