KEF11_Εφαρμογές Πληροφορικής 2014.pdf
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Transcript of KEF11_Εφαρμογές Πληροφορικής 2014.pdf
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93 HTML 11
HTML
11.1 HTML 11.2 HTML511.3 (Embedding)11.4 CSS
HTML .
:
HTML . HTML
. (CSS) HTML. HTML .
HTML; HTML ,
HTML ; HTML . ; youtube -
;
HTML, SGML, , , HREF, HTML5, CSS,
HTML . , , HTML5 HTML . CSS - - HTML .
11
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3
94
11.1 HTML
HTML
HTML HyperText Markup Language, - SGML, Standard Generalized Markup Language, - - .
HTML , -. O Web , (titles), (headings), (paragraphs), (lists) (tables). < >, - (tags).
, - HTML . , HTML, -, .
1990 Tim Berners-Lee CERN, , - , - . - HTTP (HyperText Transfer Protocol) (World Wide Web) . , , HTML. 1994 HTML 2.0 (Internet Engineering Task Forse). H , 3.0, Microsoft Netscape, 1996 3.2 W3C, . , tags, . 4.0 - 1999 W3C. , HTML, HTML HTML+, HTML 2, HTML 3.2 HTML 4, - - .
- L;
- Internet - HTML. , html, , - web site.
11.1. Tim Berners-Lee, HTML -
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95 HTML 11
HTML :
. HTML, ,
, - ().
HTML -, , , . ..:
HTML . - , - .
-
HTML, , - < >. .. - .
... .... -
. .
... .
... .... . . -image-
, , ..
... URL.
test.html () ():
... ...
HTML
, ASCII, - Windows, Geany Linux, .html .htm.
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3
96
(headings) - . HTML 6 , :
(1 6). , , - .
HTML . - - :
(Links)
HTML , (anchor). (anchor tag), , . (tag) :
HREF (Hypertext REFerence, --) . ( ) - , () .
GIF JPEG, - . - (image),
,
- .
, ...
....
HTML
, , -, -. , - -, . , - .
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97 HTML 11
, , - SRC (source). SRC URL , .
, image.gif, , - (tag):
HTMLhttp://www.codecademy.com/learn
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1. W3C http://www.w3c.gr - HTML.
2. - HTML .
3. 10 HTML .
4. HTML , (link).
11.2 HTML5
HTML5 HTML . - . HTML5 - , , (plug-ins) -. :
- , header, section, article nav.
, audio video .
(canvas), (drag-and-drop), - (web storage) (offline web applications).
( -, , ) - - SVG.
- - . -.
SVG -. .
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3
98
HTML5 , -. video , - -.
:
src
width height -
controls
video , .
audio!
: (mp3
ogg),
-
( audio!) - - .
.
11.2 HTML , . , - . - . :
11.1. HTML5 ;
section , -
article , -
header -
footer
nav
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99 HTML 11
...
2
2
.
...
|
11.2. - HTML
(header) (nav).
(footer) (nav)
(article) - , - (section) .
(article) , .
HTML - , ( 11.1).
HTML5
HTML5 . - Javascript - . , - HTML5 , - . CSS - - (responsive web design).
-
HTML4. - - - . , - (div) HTML4 .
...
...
2 2
...
|
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3
100
11.3 (Embedding)
HTML -. - .
youtube. iframe , - . (420x315) iframe, width height, src - .
, .
E -
1. https://el.khanacademy.org/ . HTML5;
2. . http://www.weebly.com/ . . .
iframe, . div Javascript.
, -. HTML .
11.4 CSS
CSS, Cascading Style Sheets ( ), HTML. - HTML.
HTML. - HTML -
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101 HTML 11
. HTML HTML, .
CSS .css HTML :
link, head ( )
HTML style h1 { color: red; }
CSS ( ) - ; :.
P { color: green; border-bottom: 1px solid black; padding: 10px; }
(P) -, 1 pixel 10 px .
HTML ( P, H1, div) . ( class ) , - ( id ) -. :
P#title { color: red; font-size: 20px; }
, - title, 20pixel.
P.orismos { padding-left: 20px; border-left: 2px; }
, orismos 20pixel 2pixel.
csszengarden.com, , - HTML . HTML CSS. . .
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3
102
, - .
color background font-size text-align font-weight border margin padding width
HTML
HTML HTML ; HTML CSS . - . - , Notepad++. .
, HTML. .
, - HTML CSS, . jsfiddle (http://jsfiddle.net), codepen (http://codepen.io), dabblet (http://dabblet.com) cssdesk (http://cssdesk.com). codepen. - HTML, CSS. - , HTML CSS.
E -
1. http://maps.bing.com . - .
2. -. issuu.com slideshare.com . . - .