646
described, 364–366
request/response model
long polling concept, 415
Node.js and, 357
in stateless model, 312–313
require() function, 345
required Boolean attribute, 325
:required pseudo class, 330
Resharper tool, 67
resize event, 117
resource sharing, cross-origin, 380–381
REST (Representational State Transfer) web
services
creating, 366–368
described, 364–366
retries variable, 85–86
return status codes (HTTP), 315
return values (functions), 73
RFC 6455, 415
RFID (radio frequency identification), 539
rgb() function, 171
RGB value, 166–171
rgba() function, 172
role attribute
<aside> element, 212
<div> element, 212
rowspan attribute
<td> element, 238–240
<th> element, 238–240
<rp> element, 34, 221
<rt> element, 34, 221
<ruby> element, 35, 221
ruby phonetic characters, 220–221S
<s> element, 220
<samp> element, 35, 216–217
sans serif font families, 173–174REST web services and, 365, 368
question mark (?), 322, 327
QUnit-Metro tool, 95–100
QUnit tool, 90–95, 286
qunitmetro.js file, 96
QuotaExceededError exception, 562
quotations and citations, 215–216R
r attribute (<circle> element), 498
radio frequency identification (RFID), 539
ranges, validating in forms, 329
ratechange event, 120
Rauch, Guillermo, 423
reading files, 563, 603–604
README.md file, 348–349
readonly Boolean attribute, 36
readystatechange event, 120
rectangles
configuring drawing state, 465–474
drawing, 463–464, 478–479
saving and restoring drawing state, 474–475
setting fillStyle property, 465–470
setting lineJoin property, 471–472
setting lineWidth property, 470–471
setting strokeStyle property, 472–474
Redis (remote dictionary service), 422
redo event, 117
Reference Groups feature, 5
refreshing screens, 290
RegExp object, 67
registered trademark (®), 41
rel attribute (<link> element), 141
relative position (<div> element), 181–182
removeEventListener() function, 116
Representational State Transfer (REST) web
services
creating, 366–368question mark (?)