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notes about local storage vs session storage

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This commit is contained in:
David Botton 2021-02-05 12:55:27 -05:00
parent 94da1766cd
commit 9872e3310d
3 changed files with 9 additions and 4 deletions
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1
tutorial/09-tutorial.lisp
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@ -5,6 +5,7 @@
(in-package :clog-user) (in-package :clog-user)
(defun on-new-window (body) (defun on-new-window (body)
(setf (title (html-document body)) "Tutorial 9")
(let* (last-tab (let* (last-tab
;; Note: Since the there is no need to use the tmp objects ;; Note: Since the there is no need to use the tmp objects
;; we reuse the same symbol name (tmp) even though the ;; we reuse the same symbol name (tmp) even though the

1
tutorial/10-tutorial.lisp
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@ -5,6 +5,7 @@
(in-package :clog-user) (in-package :clog-user)
(defun on-new-window (body) (defun on-new-window (body)
(setf (title (html-document body)) "Tutorial 10")
(let* ((canvas (create-canvas body :width 600 :height 400)) (let* ((canvas (create-canvas body :width 600 :height 400))
(cx (create-context2d canvas))) (cx (create-context2d canvas)))
(set-border canvas :thin :solid :black) (set-border canvas :thin :solid :black)

11
tutorial/14-tutorial.lisp
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@ -5,6 +5,7 @@
(in-package :clog-user) (in-package :clog-user)
(defun on-new-window (body) (defun on-new-window (body)
(setf (title (html-document body)) "Tutorial 14")
(set-on-click (create-button body :content "Set Local Key") (set-on-click (create-button body :content "Set Local Key")
(lambda (obj) (lambda (obj)
(declare (ignore obj)) (declare (ignore obj))
@ -28,10 +29,12 @@
(create-div body :content (format nil (create-div body :content (format nil
"<H1>Local Storage vs Session Storage</H1> "<H1>Local Storage vs Session Storage</H1>
<p width=500> <p width=500>
The value of local storage persists in browser cache even after browser closed. The value of local storage persists in the browser cache even after the browser
If you reset this page the session storage key will remain the same, but opening is closed. If you reset this page the session storage key will remain the same,
in another window or tab will be a new session, but if it came from a click from but openning this page in another window or tab will be a new session. If the
this window the session keys are copied first to the new window.</p> new window came from a click from this window, the session keys (on some
browsers are copied first to the new window, if you wish to persist data accross
windows use local storage instead.</p>
<br> <br>
<a href='.' target='_blank'>Another Window = Different Session</a><br> <a href='.' target='_blank'>Another Window = Different Session</a><br>
<br> <br>