chapter 10  python and the internet

... Standard input, output, and error UNIX users are already familiar with the concept of standard input, standard output, and standard error This section is for the rest of you Standard output and ... support them without recoding If urllib is able to open source, then the return kicks you out of the function immediately and the following try statements never execute On the other hand, if ... standard dictionary syntax So the keys of the self.refs dictionary will be the values of the id attribute of each ref element The values of the self.refs dictionary will be the ref elements themselves...

Ngày tải lên: 26/01/2014, 08:20

... Position of PGP in the TCP/IP protocol suite 32.33 Note In PGP, the sender of the message needs to include the identifiers of the algorithms used in the message as well as the values of the keys 32.34 ... is a device installed between the internal network of an organization and the rest of the Internet It is designed to forward some packets and filter (not forward) others Topics discussed in this ... providing security at the transport layer: the Secure Sockets Layer (SSL) Protocol and the Transport Layer Security (TLS) Protocol The latter is actually an IETF version of the former Topics discussed...

Ngày tải lên: 15/03/2014, 12:20

... interactive in the way that the Internet is Consequently the open and inexpensive nature of the Internet has much potential to link a supply chain together and allow pull production planning and scheduling ... lean enterprises In the fourth section we reflect on the theoretical grounding of value creation in the combined system of lean production, enterprises and the Internet The fifth and final section ... the first section of the paper, the principles of lean production will be examined and how theoretically the Internet might affect the implementation of these principles In the second section some...

Ngày tải lên: 12/08/2013, 07:56

... type” in the dialog box that appears, you can for instance select “JPEG images (∗.jpg)”, and the resulting JPEG file can be incorporated into the document with a 216 Chapter 10: MATLAB and the Internet ... file You can save the file and then open it if you wish with the M-file editor On a PC (but not in UNIX) you can open the M-file editor without launching MATLAB; look for it in the MATLAB group under ... configure the most popular Web browsers to display M-files in the M-file editor or to launch M-books automatically Microsoft Internet Explorer If MATLAB and Word are installed on your Windows computer then...

Ngày tải lên: 29/09/2013, 19:20

... megabits per second They use the cable as a broadcast medium, rather like an Ethernet, and suffer from the same load problems: you share the speed with the other users of the cable There are also ... Connecting to the Internet How many dialup modems you have? This question has two points to make as well On the one hand, the total bandwidth of these modems should not exceed the uplink bandwidth ... connections you have? The purpose of this question is twofold: first, see if he understands the question An uplink connection is the connection that the ISP has to the rest of the Internet If it’s...

Ngày tải lên: 11/12/2013, 00:15

... clusters Choose the Favorites tab In User, enter the user name and press Enter Drag the workbooks from the subscribed channels to the Favorites channels It is also possible to execute the workbook(s) ... here Right-click the workbook and choose Execute workbook Executing Workbooks in the BEx Browser The Business Explorer (BEx) Browser is the reporting environment of the BW Using the BEx Browser, ... Creating and Populating a Cluster In the Channels section, choose the SAP Demo Channel Right-click the SD DemoCube Workbook in the SAP Demo Channel on the right 6 Choose Execute to execute the workbook...

Ngày tải lên: 11/12/2013, 14:15

... Contains the intermediary devices - hubs, switches, routers, and data service units (DSUs) - that tie the network together These devices provide the transitions between the backbone cabling and the ... the switch) • The longer the media, the more attenuation will affect the signal Cost • Vary from media type to media type, and the staff might not realize the impact on the budget Bandwidth • Carefully ... between the patch panels and the intermediary devices Patch cables also interconnect these intermediary devices • Also contains the servers used by the network Horizontal Cabling • To connect the...

Ngày tải lên: 22/12/2013, 13:17

... evident The time has come to take a clearer view of the Internet We need to move away from the rhetoric about Internet industries,” “e-business strategies,” and a “new economy” and see the Internet ... irrespective of whether the uses of the Internet seriously by the stock market has muddied the waters are profitable In periods of heavy experimentation, even even further For all these reasons, the true ... competitors The use of the Internet also tends to expand the geographic market, bringing many more companies into competition with one another And Internet technologies tend to reduce variable costs and...

Ngày tải lên: 23/12/2013, 07:20

Ngày tải lên: 17/01/2014, 09:20

... computers, and the theme was mobile collaboration The experiments in the camps provided new learning for the organisers and for the kids The children were very adaptive to the new technology At the ... would enter the genuine ubiquitous broadband era in 2008 The mobile phone will play the role of linking all these together The handset would be the gateway for the individual, enabling the individual ... fast, and the market and the use of these devices is very likely to expand The mobile phone must be easy to use for children Children are frequent users of the products and have them on all the...

Ngày tải lên: 06/03/2014, 21:20

... accept requests from the users and forward them on their behalf Now, when the first user requests the document, the request goes to the proxy If the proxy cache does not contain the document, it ... request to the US server, which replies to the proxy The proxy then sends the file to the requesting user, and stores the file locally in a cache When additional users send their requests for the file ... ISPs They benefit because they are able Zipf´s law and the Internet 147 to reduce the amount of inter-ISP traffic that they have to pay for Caching by proxies benefits not only the ISPs and the...

Ngày tải lên: 06/03/2014, 21:20

... Administration, the National Institute of Standards and Technology, the National Telecommunications and Information Administration, the Office of the Secretary, and the U.S Patent and Trademark Office As the ... commercialization of the Internet in the early 1990s In the late 1990s, the government’s promotion of an open and public approach to Internet policy helped ensure the Internet could grow organically and that ... building trust on the Internet through the work of the National Institute of Standards and Technology (NIST) and the National Telecommunications and Information Administration (NTIA) These agencies...

Ngày tải lên: 15/03/2014, 21:20

... testimony to the ingenuity of the early designers of the Internet architecture, and the fact that by and large, their original design has been maintained and has guided the development of the network ... example On the one hand, we know in great detail how the individual components work or should work and how the components interconnect to create system-level behavior On the other hand, the Internet ... and experience, and (iv) is useful in practice and for sketching viable architectural designs for an Internet of the future The development of such a theoretical foundation for the Internet and...

Ngày tải lên: 15/03/2014, 22:20

Ngày tải lên: 18/03/2014, 11:20

... augmented and the uses and gratifications derived from the show are enhanced The viewers, however, are not the only ones to benefit from the opportunities the internet provides Networks and producers ... efficiently There are many official sites, yet there many out there who are simply fanatics of the program and post personal information about themselves and what they like about the show The potential ... stimulate interest in the show in a unique, engaging, and seemingly effective manner The newsgroups and chat lines provide the most interactive and by far the most absorbing facet of the internet which...

Ngày tải lên: 21/03/2014, 22:52

... augmented and the uses and gratifications derived from the show are enhanced The viewers, however, are not the only ones to benefit from the opportunities the internet provides.Networks and producers ... efficiently There are many official sites, yet there many out there who are simply fanatics of the program and post personal information about themselves and what they like about the show The potential ... stimulate interest in the show in a unique, engaging, and seemingly effective manner The newsgroups and chat lines provide the most interactive and by far the most absorbing facet of the internet which...

Ngày tải lên: 21/03/2014, 22:52

Ngày tải lên: 23/03/2014, 00:20

... !"#!$%&'()*&+,-&!$)&(,!)",)!& "#$%&!'#()*&))!! +#(*!,%**&(! -&.)&$/&(!0122! ! ! Truth, Lies and the Internet ! 3.&4!566&778!-9$&!(%:;)7!(&7&(/*%7;&(!9?!);%7!@9(AB!C&$97!@#4)7!)9!&469>(#:&!);&!6%(6>*#)%94!9?!9>(!! ... V94=94!-W2!0FX! F!!1YZ[!Z[Y![\Z\! R!!101!]TU]!Z012! ;&**9^=&$978698>A! @@@8=&$978698>A! Truth, Lies and the Internet )0)/#!(1)&*#22+"3& F;&!%4)&(4&)!%7!49@!#*$97)!6&()#%4*D!);&!:(&#)&7)!79>(6&!9?! %4?9($#)%94!?9(!.&9.*&!*%7&!%)!)9!(&#=!>.! ... >4A49@48!34&!=#4:&(!%7!);#)!D9>4:!.&9.*&!#(&!$9(&!*%A&*D!)9!/&! 7&=>6&=!/D!&M)(&$%7)!#4=!.7!#(&!?&=!/D!/9:>7!94*%4&!$#)&(%#*! 6%(6>*#)%4:!>46;#**&4:&=!94!94*%4&!&6;9!6;#$/&(78!54=&(7!'(&%

Ngày tải lên: 23/03/2014, 03:20

... 10-18 Pointers and Functions ♦ Pointers are full-fledged types ♦ Can be used just like other types ♦ Can be function parameters ♦ Can be returned from functions ♦ Example: int* findOtherPointer(int* ... pointers like other variables ♦ Eliminate need for "*" in pointer declaration ♦ typedef int* IntPtr; ♦ Defines a "new type" alias ♦ Consider these declarations: IntPtr p; int *p; ♦ The two are equivalent ... Pearson AddisonWesley All rights reserved 10-42 Back to Classes ♦ The -> operator ♦ Shorthand notation ♦ Combines dereference operator, *, and dot operator ♦ Specifies member of class "pointed to" by...

Ngày tải lên: 01/04/2014, 22:21

... comparing the results of the test with the results of some criterion measure such as:   An existing test, known to be valid and given at the same time The teacher’s ratings or any other such ... affected by the size of the sample & the administration of the test  Other factors: (1) test instructions (rubrics) (2) personal factors like motivation & illness (3) scoring of the test (the most ... (2) Re-administering the same test (the same group of candidates) after a lapse time Administering parallel forms of the test to the same group (tests must be identical in the nature of sampling,...

Ngày tải lên: 27/06/2014, 09:20