R

ranking, Google

adwords, imitating, 135–137

need to alter, 134–135

rate requests, FedEx, 183–185, 186–187

RDF Site Summary. See RSS; RSS 0.91; RSS 1.0; RSS 2.0

readability, code, 67

recording Web feeds, 52–54

records, checking for existing, 32

redistribution of feeds, restrictions on, 10

reduced prices, Amazon, monitoring for, 168–169

ReferenceInfo, printing on shipping label, 189

refund, PayPal API, sending, 253–255

regex search, performing, 40–41

registering

Amazon API, 150

eBay API, 199–200

FedEx API, 177–178

Google API, 112

REGULARPICKUP, FedEx, 182

related query, Google searches, 120

relative URLs, bloggers replacing with absolute URLs, 36–38

repeating elements, 27

REPLACE_INTO syntax, MySQL, 32, 131

Representational State Transfer. See REST

request

Google API

body, 114–116

headers, 113–114

REST, generating, 100–102

SOAP

functions, 310

NWS (National Weather Service) API, 264–265

string, defining, 24

validity, checking, 304–306

REQUESTCOURIER, FedEx, 182

RequesterCredentials section, PayPal, 249

reserve price, eBay, 233

response

caching, 300

REST handling, 102–104

SOAP handling

manual parsing, 109–110

with NuSOAP, 110

NWS (National Weather Service) API, 265–267

REST (Representational State Transfer)

Amazon search, sample, 151–152

choosing, 199

Del.icio.us API full endpoint URL, 281

eBay API

basic search access, 202–206

choosing, 199

keys, generating, 201–202

prices, displaying, 208–209

quick search, creating, 207–210

results, skipping, 208

search in human-readable format, 206–207

framework limitations and notes, 307

functions, plugging in, 307–309

mechanics, 99–100

origins, 98

producing Web APIs, 296–297

query limits, 303–304

requests

generating, 100–102

validity, 304–306

response handling, 102–104

sequential steps, 302

SOAP versus, 98

user authentication, 303

resultElements element, Google searches, 119

results of query

Amazon API, 155–156

eBay, skipping, 208

Google, 119

return labels, 196–197

Reuters feed

address, 59

terms of use, 28

Rich Site Summary. See RSS; RSS 0.91; RSS 1.0; RSS 2.0

root element

eBay categories, 214–215

XML, 11

root page, Atom feed specification, 329

RSS (Rich Site Summary or RDF Site Summary)

described, 9, 17

expanding, 19–20, 65

Netscape, 9

Reuters terms of use, 28

tips feed example, 90–91

RSS (Rich Site Summary or RDF Site Summary) 0.91

described, 17

XML template, 319–320

RSS (Rich Site Summary or RDF Site Summary) 1.0

described, 18

XML template, 320

RSS (Rich Site Summary or RDF Site Summary) 2.0

described, 18–19

XML template, 320–321

rsscache bandwidth load reducer, 10