chapter 7  web workers beyond the browser node

... pay minus the price b a buyer’s willingness to pay plus the price c the price of the product minus the buyer’s willingness to pay d when the buyer’s willingness to pay and the price of the product ... be true? a The buyers who still buy the good are worse off because they now pay more b Some buyers leave the market because they are not willing to buy the good at the higher price c The total ... cannot set the price for their product, they must be willing to sell their product at any price ANSWER: d Since sellers cannot set the price for their product, they must be willing to sell their product...

Ngày tải lên: 11/08/2014, 10:21

... example, the browser is given the following URL: http://hypothetical.ora.com/ The browser interprets the URL as follows: http:// In the first part of the URL, you told the browser to use HTTP, the ... about the document and about the server itself Then after a blank line, it returns the document The series of lines before the first blank line is called the response header, and the part after the ... example, the document path is / So the browser connects to hypothetical.ora.com using the HTTP protocol Since no port was specified, it assumes port 80, the default port for HTTP The message that the...

Ngày tải lên: 26/01/2014, 07:20

... The status code indicates the result of the request, and the reason phrase is a human-readable description of the status-code The response header tells the client about the configuration of the ... portion of the message to follow The browser used the POST method because it was specified in the tag:  The browser included ... hitting the Done button, the browser connects to hypothetical.ora.com at port 80, as specified with the tag in the HTML: The...

Ngày tải lên: 26/01/2014, 07:20

... HTML Chapter 7: The Web and E-mail 7 HTTP HTTP messages flow between a browser and a Web server Chapter 7: The Web and E-mail Web Browsers  Help you access Web pages  Popular browsers: – – – ... electronic shopping cart At the checkout counter, you enter the information necessary to pay for the items you selected Chapter 7: The Web and E-mail 22 Online Shopping Chapter 7: The Web and E-mail 23 ... Security Chapter 7: The Web and E-mail SECTION Web Technology A Web Basics HTML HTTP Web Browsers Cookies Web Page Authoring HTML Scripts Chapter 7: The Web and E-mail Web Basics The Web is an...

Ngày tải lên: 06/03/2014, 09:21

... IEnumerable or the query pattern • Advanced providers require IQueryable – Parsing the query expression tree – Translating it to SQL (e.g LINQ to Oracle), web service calls (e.g LINQ to Amazon), other ... 14-18 Baruch Hirsch St Bnei Brak 51202 Israel Client Code • Non -browser clients should use System.Data.Services.Client.dll – And the companion DataSvcUtil.exe tool – (Works with a conceptual model ... Console.WriteLine(d.Name + " " + d.Commission); • The query is effectively “serialized” • A small subset of query operators is supported • Most work has to be done on the client © Copyright SELA Software...

Ngày tải lên: 12/01/2013, 16:18

... of the line; otherwise the shell will interpret the first space as a parameter by itself, and then it will interpret the end of line as the end of the command • In the C programming language, the ... they’re called decorations Specifically: • There’s a title bar with the name of the program If you select the bar itself, you raise the window above all others If you hold down the button on the ... that you can select The left one iconifies the window, the middle one maximizes the window, making it take up the entire screen, and the one on the right kills the application If the window is already...

Ngày tải lên: 16/10/2013, 16:15

... exit the program, and your window will then go away Line tells the shell to invoke Perl to interpret the rest of the file, and Line then tells Perl that we need to use the Tk module Line tells the ... another part of the GUI, if not the main window (in our examples, $mw), then another widget or frame This builds the parent/child hierarchy and allows the packer to know what to pack where  The ... first use the #! notation to tell the kernel we'll be using Perl We need the Tk package for the GUI interface, the LWP::UserAgent to connect to the web site, and HTML::Parse to help us parse the results:...

Ngày tải lên: 07/11/2013, 09:15

... we extracted from the HTML tag Then we insert the text for the link into the text widget, and associate it with the tag we just built Figure 7-2 xword window There are a few other things that ... enter the tag, and to change it back to the standard pointer when we leave that section of text This gives the users some good feedback on the fact that they can something with it We also one other ... to the $url If we fail, the program should display a simple error message in the information area If we succeed, then we want to get the actual document out and parse it $html will contain the...

Ngày tải lên: 07/11/2013, 09:15

... off the last two digits of the year For the month we need to translate it to a number value from 01 - 12 We this using a %months hash, where the keys are the string of the month, and the value the ... $listbox->selection('set',0); Then we create the scrollbar and the listbox, and put our @destinations in the listbox Remember, we put the entry "U.S.A" first in our list, so when we select the 0th element of the listbox, ... -fill => 'x'); The entry for the airbill requires a label so that the user knows what sort of input is expected The default for the $airbill variable is blank We save a reference to the entry widget,...

Ngày tải lên: 07/11/2013, 09:15

... • the amplitude is the height of the wave the distance from node to crest or node to trough the amplitude is a measure of how intense the light is – the larger the amplitude, the brighter the ... the wavelength, (λ) is a measure of the distance covered by the wave the distance from one crest to the next or the distance from one trough to the next, or the distance between alternate nodes ... is proportional to the amplitude and frequency of the waves the larger the wave amplitude, the more force it has the more frequently the waves strike, the more total force there is Tro, Chemistry:...

Ngày tải lên: 28/11/2013, 01:11

... the Meta Data Manager facilitates the retrieval of meta data from the Meta Data Repository The BEx Analyzer requests the data from the query and presents the current view of the stored data The ... data at the center and several dimension tables around the fact table The fact table contains the key figures of the InfoCube while the dimension tables contain the characteristics of the cube ... Only the data that is currently required in the Business Explorer is transferred from the InfoCube to the query If a new data view is needed, the OLAP processor retrieves the data from the InfoCube...

Ngày tải lên: 11/12/2013, 14:15

... matches the value specified in the URL after the # symbol When the UI is drawn in Mozilla, the binding content, behavior, and handlers are applied to the bound document at the point where the ... information to the stylesheet; a binding is attached with the special -moz-binding attribute The style selector must be associated with the bound element in the XUL file In the following example, the binding ... url("inputfield.xml#inputfield")"/> The constituent parts of this style rule are the -moz-binding property, the url binding locator that takes the bindings file (and possibly the path to it) as a parameter, and the id of the...

Ngày tải lên: 14/12/2013, 12:15

... tag and the event name is placed in the event attribute minus the "on" prefix The handler in the code shown above places the focus in the inputfield when the mouse goes over it See the section ... bindings are attached, their content is inserted into the document at the point you specify After insertion or, more specifically, after the attachment occurs the code in the executes ... The script keyword val is used internally to represent the latest property value The request to change the property or retrieve its value can come from another property in the same binding...

Ngày tải lên: 14/12/2013, 12:15

... access the binding takes the same format as in the CSS property i.e., the path to the file and the id of the binding qualified by # Neither addBinding nor removeBinding are implemented at the ... within the binding From the perspective of nodes inside the anonymous content, you can use DOM properties to find a higher-level node and then in turn use that to get to other nodes: parentNode ... activated The alert simply shows the name of an element that is accessed in the code attached to the button In Button A, the parent node is the containing box One level further is the bound element,...

Ngày tải lên: 14/12/2013, 12:15

... element" /> The image is the only child taken from the XUL content and the label is ignored If you have children that are not defined in the includes attribute, then the binding is discarded ... by the extends attribute on the element This attribute contains the URL of the binding that you inherit from This URL is made up of the location and name of the file that contains the ... The element that inherits the attributes can be anywhere in the chain of anonymous content In this case, it is on the top-level box It assumes the value given to these attributes in the bound...

Ngày tải lên: 14/12/2013, 12:15

... would be nice for the program to remember them, and bring them up automatically the next time we start the program Here's the final code, with most of the mentioned features represented: #!/usr/bin/perl ... When the program exits, we will save the current list of sites to this file This way, when the program is started the next time, it looks exactly as it did the last time we ran it except that the ... gets called It verifies that the list has at least one site selected, and starts the timed loop The Tk construct to the "looping" is in the $mw->repeat( ) command The function ping_site( ) will...

Ngày tải lên: 14/12/2013, 13:15

... furnished the resources (i.e., the creditors) The difference between the two is the equity The assets of a business are the properties or economic resources owned by the business; they are often ... not matter, by the way, whether the income continues indefinitely, or perpetually; the present value remains the same If you changed the rate to 10 percent and the annuity generated the same $10,000 ... Observe that the two sides of the equation are equal; hence the name balance sheet The two sides must always be equal, because one side shows the resources of the business while the other side shows...

Ngày tải lên: 14/12/2013, 19:15

... apart and put it in; then I done the same with the side of bacon; then the whisky-jug I took all the coffee and sugar there was, and all the ammunition; I took the wadding; I took the bucket and gourd; ... dozen logs together; so all you have to is to catch them and sell them to the wood-yards and the sawmill I went along up the bank with one eye out for pap and t'other one out for what the rise might ... below the house and then dumped him into the river Now I thought of something else So I went and got the bag of meal and my old saw out of the canoe, and fetched them to the house I took the bag...

Ngày tải lên: 15/12/2013, 09:15

Ngày tải lên: 17/12/2013, 15:18

... companies or their Advisers to submit announcements to investors and intermediariaries through the London Stock Exchange • Search engines: these allow you to search the contents of the world wide ... mobile phones and the internet • News Conference: the live dissemination of news information by an organisation to invited media The format is usually a presentation of information by the organisation ... The Insider’s Guide to PR: Chapter • Financial PR: the efforts of a publicly-held company, or one that is on the way to a public flotation, to communicate...

Ngày tải lên: 23/12/2013, 00:15