[Jifty-commit] r5509 - in jifty/trunk: .
jifty-commit at lists.jifty.org
Sun Jun 15 21:48:19 EDT 2008
Date: Sun Jun 15 21:48:17 2008
New Revision: 5509
jifty/trunk/ (props changed)
r5889 at shanenka-lt-osx: shanenka | 2008-06-15 20:47:49 -0500
Fixing some eeny-weeny grammar issues.
--- jifty/trunk/lib/Jifty/Manual/Continuations.pod (original)
+++ jifty/trunk/lib/Jifty/Manual/Continuations.pod Sun Jun 15 21:48:17 2008
@@ -8,9 +8,9 @@
nutshell, they allow you to store away the state of of the interpreter
at any given point. More importantly, they allow you to return to
that state at any later time, by calling the continuation with, and
-evaluation of that interpreter state will resume. They're a concept
-that first arose in LISP, but has implementations these days in Ruby,
-Scheme, Haskell, Smalltalk, to name a few.
+evaluation of that interpreter state will resume. They are a concept
+that first arose in LISP, but have implementations these days in Ruby,
+Scheme, Haskell, and Smalltalk, to name a few.
Thus, continuations allow you to preserve context, and return to it
later. This is amazingly useful in web programming, which is limited
@@ -19,13 +19,13 @@
the current page.
While we can't construct I<full continuations> at the interpreter level
--- because Perl doesn't support them -- we can implement them at the
+-- because Perl does not support them -- we can implement them at the
level of HTTP requests. In technical terms, because they capture the
control stack up from the beginning of a user's session, they are
called I<delimited continuations>.
-Continuations are more useful than session because sessions store
-information across browser windows; sessions may also break in the
+Continuations are more useful than sessions. Sessions store
+information across browser windows. Sessions may also break in the
presence of the back button, as the information displayed on the
screen, and the information stored in the session may differ. Since
continuations are immutable, and a new one is produced every time a
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