programming with http for the internet

... Projects for the Internet of Things Experiments with Real-World Applications — A guidebook for the eager-to-learn Arduino enthusiast — Adeel Javed Building Arduino Projects for the Internet of ... IoT platforms with links to access them All of these platforms either provide a free trial or cut-down versions for personal use Table 12-1 Major IoT Platforms Platform Example IBM Internet of ... functions The setup() function initializes the serial port and connects to the Internet The loop() function first reads the soil moisture sensor by calling readSensorData() and then transmits these

Ngày tải lên: 28/11/2018, 10:53

... ground, the white cable to the TXD pin, and the green cable to the RXD pin on the Raspberry Pi Zero The other side of the cable connects the plug to the USB port 5 This is an image of the connections; ... Zero to the Wi-Fi network for the Wlan0 Trang 36Allow the configuration of the XMBO for Wi-Fi connection:Testing the communication We need to test whether the device is responding to the other ... screenshot, with theauthentication login: The default username for the Raspberry Pi Zero is QJ, and the password4 is SBTQCFSSZ: Trang 28Connecting to the home network andConnecting with an Ethernet

Ngày tải lên: 02/03/2019, 10:27

... preincrement, the pre stands for before. In this setting, the word before has two different meanings: ߜ You’re putting ++ before the variable. ߜ The computer adds 1 to the variable’s value before the ... one of the two values is double, the computer prints 2.75. Finding a remainder There’s a useful arithmetic operator called the remainder operator. The symbol for the remainder operator is the percent ... section (in terms of time, with before and after) is the way everyone understands the concept. Unfortunately, the way everyone understands the concept isn’t really the right way. When you see

Ngày tải lên: 12/08/2014, 10:21

... to the bottom Instead, the action goes from theforloop to the displaymethod, and then back to the forloop The wholebusiness is pictured in Figure 19-4 itera-Figure 19-4: The flow of controlbetweenListings ... Listing 19-3 The computer reachesthe displaymethod call:anAccount.display(); At that point, the computer starts running the code inside the displaymethod In other words, the computer jumps to the middle ... responsibility for themselves.With object-oriented programming, everything you have to know about astring is located in the file String.java So if anybody has problems withthe strings, they know just

Ngày tải lên: 12/08/2014, 10:21

... documentation, they ask themselves questions andthen answer those questions as best they can But sometimes, they don’t askthemselves all the important questions And often, they assume that the readeralready ... instance with a Java Locale For example,with euro = NumberFormat.getCurrencyInstance(Locale.FRANCE), acall to euro.format(3)returns 3,00 €instead of $3.00 The NumberFormatclass also has methods for ... tation with their own comments The comments include tips and tricks, butthey also add useful pieces of information — pieces that the documentation’soriginal authors omitted If you need help with

Ngày tải lên: 12/08/2014, 10:21

... "Can the nodes speak to one another?" ask, "Who owns the hardware that the service runs on?" The huge preponderance of the hardware... and before that DNS, and before that the Transmission ... structuring the information of interest to them. .NET This is the most far-reaching initiative Microsoft has released for many years, and they've announced that they're betting the house ... ways they return content, choice, and control to ordinary users. Tiny endpoints on the Internet, sometimes without even knowing each other, exchange information and form communities. There

Ngày tải lên: 13/08/2014, 21:21

... bring the inconvenience of the physical world to the Internet, in other words. This in turn has led the industry to make the argument that the music-loving public should be willing to pay the ... neither kind of business particularly needs the operating system - since the important connection is often with the network rather than the local user, Intel and Seagate matter more to the ... Napster users are able to find the songs they want, they will continue to participate in the system, even if the people who download songs from them are not the same people they download songs from.

Ngày tải lên: 13/08/2014, 21:21

... be part of the service to communicate with others on it None of these existing technologies provides a common platform for Internet conversations as the Trang 4What could people do with an ideal, ... blurs the lines even further between the desktop and the Internet The evolution of the Web and the desktop shows a definite trend towards applications becoming peers and having conversations with ... Jabber-XML is not only the core format for encoding data in Jabber; it is also the protocol, the transport layer between peers, the storage format, and the internal data model within most applications

Ngày tải lên: 13/08/2014, 21:21

... doesn't have the document that the requestor is looking for, it forwards the request to another node that, according to its information, is more likely to have the document. The messages form a ... censor them Only the publisher knows the Publius URL - it is formed by the client software and displayed in the publisher's web browser Publishers can do what they wish with their URLs They ... in the URL are used to perform the tamper check The hash was formed from the unencrypted file and a share - both of which are now available Therefore, the client recalculates the

Ngày tải lên: 13/08/2014, 21:21

... is, the bigger the size and the longer the document is to be held, the more expensive the trade becomes The price is adjusted based on the preferences of the servers involved in the trade The ... document is in the list and then trade away the share without compromising either their reputation as a server or the availability of the document In a non-dynamic environment, the server would ... each server agrees to store data for the other servers without regard for the legal or moral issues for that data in any given jurisdiction For more discussion of the significant moral and legal

Ngày tải lên: 13/08/2014, 21:21

... across the country, and reach another, particularly given the size of the U.S How then can we explain Milgram's measurement? The key to understanding the result lies in the distribution of links within ... is the following: for each pair of vertices in the graph, find the length of the shortest path between them; then, take the average over all pairs This number, which we'll call the characteristic ... a factor of 20 within the first 500 time steps or so before leveling off On the other hand, the clustering coefficient decreases only slowly over the entire simulation period The final pathlength

Ngày tải lên: 13/08/2014, 21:21

... just forwarding the request made by another member of the network Queries therefore remain for the most part anonymous The individual that made the query is hidden among the other members of the ... the number of shares required to form the key This is the same as the number of update URLs that must match before the Publius client retrieves an update URL Therefore, another way to make the ... perhaps the local library and use their Internet connection to publish the web page with Publius Now the IP address of the library or cyber café will be stored in the logs of the Publius servers Therefore

Ngày tải lên: 13/08/2014, 21:21

... met each other, neither has much reason to believe that the other will follow through on their part of the deal They need to decide whether or not to trust each other To help them make the decision, ... though their crossing would cost the owner nothing, and they would not interfere with anyone else's crossing (because the bridge is uncongested) Therefore, everyone should be allowed to cross the ... Chaum's design, the bank uses a different public key to sign the coin for different denominations In Brands's model, the denomination of the coin is encoded within the coin's attributes; the bank's

Ngày tải lên: 13/08/2014, 21:21

... that the seller be willing to let others see feedback about its performance - in order to make it costly for the seller to perform poorly in the transaction Without the Reputation Server, the ... collected, who can access the data, and what they can access Reputations form within the domain according to the specified configuration For the moment, we assume that there is no information transfer ... in the transaction For some domains, it also triggers the Reputation Server to send out a request for feedback on the transaction In the most rudimentary case, the request for feedback and the

Ngày tải lên: 13/08/2014, 21:21

... generating the currency for the attack, which limits the attackers to those with enough motivation and resources. There are other uses for micropayments besides reciprocity, particularly the ability ... requests. While the first request has to go all the way to Free Haven to fetch the information, subsequent requests need only traverse Freenet and will therefore be faster. If the information expires ... find a file in the minimum number of node-to-node transactions. Additionally, it is designed to protect the privacy of the publisher of the information, the requester of the information, and

Ngày tải lên: 13/08/2014, 21:21

... no-one owns the Internet as a whole The World Wide Web is one of the ways of organising and looking at the information held on the Internet It is probably the. .. 26 The IE display ... much the same features The main part of the window is used for the display of Web pages Above this are the control elements The Menu bar contains the full command set, with the ... pair of tags The first contains the URL of the page or file to be linked, and takes the form: The second is a simple closing tag The two enclose the image or text that becomes the clickable

Ngày tải lên: 30/11/2015, 01:03

... Editor Foreword by Saul Kaplan Designing for Emerging Technologies UX FOR GENOMICS, ROBOTICS, AND THE INTERNET OF THINGS Trang 7Designing for Emerging TechnologiesUX for Genomics, Robotics, and the ... take the tangible ing beads, the same kind kids have been playing with for decades, and endow them with the adaptive learning properties Woolley-Wilson describes? How much better might this be for ... app for the iPhone and Android uses the accelerometer to teach fractions Rather than tapping the correct answer or hitting a submit button, as you would with other math software, players tilt their

Ngày tải lên: 04/03/2019, 10:27

... eventually, these towers begin to sway, as they movebeyond their original footprints Finally, they come together and form unexpected—and strong—newstructures Before we dive into the Internet of ... Hadoop WorldTrang 4Architecting for the Internet of ThingsMaking the Most of the Convergence of Big Data, Fast Data, and Cloud Ryan Betts Trang 5Architecting for the Internet of Thingsby Ryan Betts ... Media, Inc. While the publisher and the author have used good faith efforts to ensure that the information andinstructions contained in this work are accurate, the publisher and the author disclaim

Ngày tải lên: 04/03/2019, 16:12

... set of parenthesis What’s with the parenthesis in parenthesis? This tells the computer what to do first Just as in math, the parenthesis are done from the inner to the outer ones; the inner pair ... first, followed by the outer pair Here, the string (‘Enter the number’) will be seen by the computer before the (input()) is expected The inner parenthesis in (input()) has the meaning of (input ... Chicken Again the # sign makes this information to ignore for the computer, but a reminder or information for us humans and aliens print ( ‘How old is Fred the alien chicken?’ ) This tells the computer

Ngày tải lên: 13/04/2019, 01:46

... The data can be recorded formally and informally Theinterview is used to record teachers’ information The survey by written testswith three classes of high school students will be conducted with ... and my brother play the piano either or(to present two Tonight's program is either Mozart or Beethoven. neither nor (to negate two options.) subject +subject Neither the orchestra nor the chorus ... These adverbs that act likeconjunctions are placed at the front of the clause The adverbial clause can comeeither before or after the main clause Subordinators are usually a single word,but there

Ngày tải lên: 17/07/2019, 14:27