materials for conservation 2nd edition

... authoritative, the third edition of Materials for engineering will confirm its position as an ideal text for undergraduates and a useful reference source on materials structure and properties for the practising ... Institute of Materials, Minerals & Mining Third edition Third edition 3 m I The Institute of Materials, Minerals & Mining 14 mm 234 x 156 / 307 C & 3025 C Materials for engineering ... Professors B Cantor and D G Pettifor, FRS, for the facilities they have kindly provided for me in the Oxford University Department of Materials and to Peter Danckwerts for his efficient dealing

Ngày tải lên: 08/04/2014, 11:06

... contributed to Social Security for %d years.\n”,46); printf(“Methuselah collected from Social Security for %d years.\n”,904); Again, the result is the same The %d looks for an integer value, finds ... too much like a (zero) ߜ Don’t give similar names to your variables For example, the compiler may assume that forgiveme and forgivemenot are the same variable If so, an ugly situation can occur ... to you; I show you how to it a few chapters back, to limit the formatting for the %s placeholder Here, you’re telling printf() to format the floating-point number to only two places after the

Ngày tải lên: 12/08/2014, 09:21

... jerk() function is hungry for an integer value, which it calls repeat. ߜ The new jerk() function repeats the phrase Bill is a jerk for what- ever number you specify. For example: 28 570684 ... My advice is to stick with the format used in this book and try not to be alarmed if you see the other format used. Older C references may use the second format, and certain fogey C pro- ... is required by the com­ piler for using many of the C language functions The header file contains information... printf() Escape Sequences Sequence Shortcut for or Equivalent to \a Beeps

Ngày tải lên: 12/08/2014, 09:22

... AppA.qxd 3/31/04 2:58 PM Page 360 360 C For Dummies, 2nd Edition The C language compiler Thanks to the C language’s popularity, many compilers are available for you to use with this book. I do, ... PM Page 362 362 C For Dummies, 2nd Edition The learn folder is where you place all the files created in this book. Linux, FreeBSD, Mac OS X, or Unix: To create a folder for your C program- ... transforms the meek and mild text file into a robust and use- able program on your computer. Read the proper subsection for compiling and linking specifics for your oper- ating system. For Macs

Ngày tải lên: 12/08/2014, 09:22

... firewall to collect and remember information per user over time and must include mechanisms for coordinating the information if multiple fire- walls are used for the same purpose. 78 Part I: Introducing ... data portion (for example, the HTTP data) contains instructions for how long the data is valid or instructions not to cache the result at all The information is probably encrypted for a good ... to map a port (for example, 8030) on the public IP address of the firewall to a different port on the internal server, which allows for “secret” ports to your internal server. For example, you

Ngày tải lên: 14/08/2014, 02:20

... addresses If you travel for work and connect from a variety of locations, this configuration won’t work for you ߜ Enforce authenticated SMTP for outgoing mail: Forcing all clients to authenticate ... forwarding feature forwards requests for a specific DNS domain to a designated DNS server As far as a firewall is concerned, each conditional forwarding target is just another target for outbound ... be forwarded to a different DNS server If your DNS server supports conditional forwarding, you must create both a TCP and a UDP firewall rule for each target DNS server The conditional forwarding

Ngày tải lên: 14/08/2014, 02:20

... be determined for both NAT-D and NAT-T... used is 23.16.16.0/24 Because the firewall is performing NAT, the firewall must also be configured to perform static address mapping for all services ... filtering based on the format of the content. In some cases, a company doesn’t want its employees surfing for pornography, reading hate-group Web sites, or using the Internet for other content-related ... the actual informa- tion that is shown on a Web page or in an Internet application. Filtering con- tent refers to the actual format of data that can be downloaded from the Internet. For example,

Ngày tải lên: 14/08/2014, 02:20

... collect information for registrations, newsletters, or purchas- ing information. Typically, this information is stored in a database. Figure 12-5 shows a typical DMZ configuration for a Web server ... firewall computer For example, if your firewall needs to contact a DNS server for name lookups,... forms of network address translation SNAT changes a packet’s source address before sending it ... application that’s dedicated to performing a specific task almost always does a better job than an operating system that’s responsible for performing many tasks For example, Windows comes with

Ngày tải lên: 14/08/2014, 02:20

... intruder you want to block and select Block Intruder In the submenu, select For an Hour, For a Day, For a Month, or Forever In the Please Confirm dialog box, click Yes to confirm this change ߜ ... ensure that no private information is sent to the Internet without your knowledge For all outgoing Web, instant messaging, and e-mail traffic, the firewall scans for private information about you ... can use Bots (an abbreviation for robots) are software programs that automatically monitor entire ISP IP ranges for computers that come online and immediately a scan for well-known vulnerabilities

Ngày tải lên: 14/08/2014, 02:20

... and the Enterprise Edition, and you begin to wonder, “Which of these editions is right for me?” Because the Enterprise Edition is considerably more expensive than the Standard Edition, examine ... all the implications For more information on this topic, see Active Directory For Dummies, by Marcia R Loughry (published by Wiley Publishing,... logon information for your Internet Service ... may gain by using the Enterprise Edition. The Enterprise Edition can do everything that the Standard Edition does — and more. You should con- sider the Enterprise Edition only if you need any of

Ngày tải lên: 14/08/2014, 02:20

... mapping to map a public network IP address to an RFC 191 8 address For more information about NAT, see Chapter 3 For more information about private IP addressing, see Chapter 2 361 362 Part ... enter the following information on the General tab: Name: A logical name for the interface IP Address: The IP address for the network interface Net Mask: The subnet mask for the network interface ... more information about these commands in your operating system’s help system or in a TCP/IP book, such as TCP/IP For Dummies, 5th Edition, by Candace Leiden and Marshall... vendor for technical

Ngày tải lên: 14/08/2014, 02:20

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Ngày tải lên: 14/08/2014, 02:20

... Radio Network Planning and Optimisation for UMTS [...]... Þ for the mobile antenna gain for WCDMA Radio Network Planning 127 A and B constants for the Okumura–Hata model Table 3. ... files for BSs, MSs and the network area Some system parameters are set and propagation... neighbour cell lists contain definitions for neighbour cells for each cell in the RAN Such information ... Planning 1 23 performing cell changes and handovers between the cells successfully in a live network Adjacency information is defined on a per-cell basis, but before performing adjacent cell

Ngày tải lên: 14/08/2014, 12:21

... Standard deviation for shadow fading 7 dB Channel profile ITU Vehicular A [29] MS speed 3 km/h for data, 50 km/h for speech MS/BS noise figures 8 dB/5 dB P-CPICH power 30 dBm Combined power for other common ... appropriate performance optimisation Immediate feedback from network performance is also needed for providing information for network development tasks and plans More about measurement-based ... investigated for an urban area. Owing to the relatively tight filter settings describing the mutual influence, network performances did not suffer significant degradation. Almost the same performance

Ngày tải lên: 14/08/2014, 12:21

... volume measurement management for each UE TrCH, taking care of UE radio access capabilities and monitoring allocations for NRT radio bearers. SHO is also possible for the DCHs allocated to NRT ... in general can be based on, for exampl e, powers, throughputs and spectrum efficiency. Figure 4.15 shows the input measurements for a packet scheduler. The Node B performs received uplink total ... appropriate TrCH for the NRT radio bearer of the UE . The following TrCHs are applicable for packet data transfer: . Dedicated transport Channel (DCH); . Random Access Channel (RACH); . Forward Access

Ngày tải lên: 14/08/2014, 12:21

... narrowband interference is not present was 4 46 for the macro-rcell network and 7 76 for the microcell network. .. needed for 12.2-kbps service for operator 1 (left) and operator 2 (right) ... ca n be performed if both systems are located at the same site, since path loss remains the same. Blind handover is especially useful for Non-Real Time (NRT) users, as synchronisation for Real ... schemes set additional requirements for the components. For example, the narrower duplex gap in the case of the PCS band sets more stringent requirements for duplex filters at the MS. In interference

Ngày tải lên: 14/08/2014, 12:21

... Transmitter structure for per-antenna rate control. through that antenna is suspended. For this purpose the mobile terminal estimates the CSI for all antennas and sends the required information to the ... for double space–time transmit diversity with sub-group rate control. MCS and the number of spreading codes define the number of information bits allocated to each stream. For both streams information ... beamforming provides an effective technique for improving downlink performance, especially in environments with low angular spread. 6.11.3 Practical Considerations The requirements of beamforming

Ngày tải lên: 14/08/2014, 12:21

... Capacity for Non-Real Time Services or for High-speed Downlink Packet Access The basic RRM without the dedicated capacity for NRT services allows only one threshold for any traffic when performing ... maximum transmission power in each cell – i.e., 200 mW for micro-cells and 1 W for macro-cells. Increased total BS powers explain the improved performance of rule- based optimisation. This can be ... improves the air interface performance. Finally, the method is a valid means for improving network operability by its automation. In [19] another optimisation technique for adjusting pilot powers

Ngày tải lên: 14/08/2014, 12:21

... to determine which personnel skill sets are responsible for SQL code tuning. This is one of the causes of poorly performing SQL code. Performance is served most effectively when developers and ... software tools for tuning and monitoring Oracle databases are numerous. Oracle Enterprise Manager has many very useful bells and whis- tles. Spotlight is excellent for visual and informative real-time ... concentrate tuning efforts on the physical aspects of Oracle Database. Developers tend to concentrate on tuning the data model and building efficiently performing SQL code. Unfortunately, this is...

Ngày tải lên: 24/01/2014, 04:20