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C++ là một ngôn ngữ lập trình hướng đối tượng được mở rộng từ ngôn ngữ C. Cùng với C thì C++ đứng thứ 6 trên bảng xếp hạng các ngôn ngữ phổ biến nhất thế giới (sau Python, Java, JavaScript, C), và cũng là ngôn ngữ quan trọng bật nhất trong việc phát triển các hệ thống kinh doanh quy mô lớn được vận hành bởi các công ty lớn, cũng như trong các hệ thống tài chính và hệ thống các tổ chức công do chính phủ điều hành.
Trang 1DEPT OF COMPUTER AND COMMUNICATION ENGINEERINGInternet of Things: Foundations and Applications Lab
MMH: ITFL316064EGroup:
HTML (tag, features), CSS (style), Javascript [1]
Tag name, features:
HTML The <iframe> tag specifies an inline frame.
An inline frame is used to embed another document within the current HTML document.
Tip: Use CSS to style the <iframe> (see example below)
Tip: It is a good practice to always include a title attribute for the <iframe> This is used by screen readers to read out what the content of the <iframe> is.
Sample codes:
<p>Using JavaScript to change the name of the member in a team:</p> <button type="button" onclick="myName()">Change the name</button>
Trang 2JavaScript makes HTML pages more dynamic and interactive.
Sample codes:
<p>Using JavaScript to change the name of the member in a team:</p> <button type="button" onclick="myName()">Change the name</button>
The <head> element is a container for metadata (data about data) and is placed between the <html> tag and the <body> tag.
HTML metadata is data about the HTML document Metadata is not displayed.
Metadata typically defines the document title, character set, styles, scripts, and other meta information.
Trang 3Sample codes: <head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
Trang 5/* Responsive layout - makes the two columns/boxes stack on top of each other instead of next to eachother, on small screens */
Trang 6<p>In this example, we have created a header, two columns/boxes and a footer On smaller screens,the columns will stack on top of each other.</p>
<p>Resize the browser window to see the responsive effect (you will learn more about this in our next
<p>London is the capital city of England It is the most populous city in the United Kingdom, with ametropolitan area of over 13 million inhabitants.</p>
<p>Standing on the River Thames, London has been a major settlement for two millennia, itshistory going back to its founding by the Romans, who named it Londinium.</p>
Trang 7Tag name, features:
HTML Symbols
HTML entities were described in the previous chapter.
Many mathematical, technical, and currency symbols, are not present on a normal keyboard.
To add such symbols to an HTML page, you can use the entity name or the entity number (a decimal or a hexadecimal reference) for the symbol.
Trang 8Sample codes:
<p>I will display €</p> <p>I will display €</p> <p>I will display €</p> Results:
Trang 9Tag name, features:
HTML Emojis
Emojis look like images, or icons, but they are not.
They are letters (characters) from the UTF-8 (Unicode) character set.
A URL is another word for a web address.
A URL can be composed of words (e.g w3schools.com), or an Internet Protocol (IP) address (e.g
Trang 10Tag name, features:
HTML Form
An HTML form is used to collect user input The user input is most often sent to a server for processing.
Sample codes:
<form action="/action_page.php">
<label for="fname">First name:</label><br>
<input type="text" id="fname" name="fname" value="Khoa"><br> <label for="lname">Last name:</label><br>
<input type="text" id="lname" name="lname" value="Doan"><br><br> <input type="submit" value="Submit">
</form> Results:
Tag name, features:
HTML Grafics
The HTML <svg> element is a container for SVG graphics.
SVG has several methods for drawing paths, boxes, circles, text, and graphic images.
Trang 11Tag name, features:
HTML Video
The HTML <video> element is used to show a video on a web page Sample codes:
<video width="320" height="240" controls> <source src="movie.mp4" type="video/mp4"> <source src="movie.ogg" type="video/ogg"> </video>
Results:
Trang 12<source src="horse.ogg" type="audio/ogg"> <source src="horse.mp3" type="audio/mpeg"> </audio>
Results:
Tag name, features:
HTML Plug-in
Plug-ins were designed to be used for many different purposes:
To run Java applets
To run Microsoft ActiveX controls
To display Flash movies
To display maps
To scan for viruses
To verify a bank id
Sample codes:
The <object> element defines an embedded object within an HTML document <object width="100%" height="500px" data="snippet.html"></object>
The <embed> element also defines an embedded object within an HTML document <embed src="audi.jpeg">
Results:
Trang 14Tag name, features:
HTML Youtube
To play your video on a web page, do the following:
Upload the video to YouTube
Take a note of the video id
Define an <iframe> element in your web page
Let the src attribute point to the video URL
Use the width and height attributes to specify the dimension of the player
Add any other parameters to the URL (see below)
Trang 15The HTML Geolocation API is used to get the geographical position of a user.
Since this can compromise privacy, the position is not available unless the user approves it.
Sample codes:
<p>Displaying location using Latitude and Longitude</p>
<button class="geeks" onclick="getlocation()">
Trang 16Google Firebase: introduction, account
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Trang 17TÀI LIỆU THAM KHẢO
(lưu ý: trích dẫn theo chuẩn IEEE và trích dẫn tự động, xem video clip hướng dẫn trên trang dạy học số) Clip demo: link (youtube)
[1] P M Tien, Ky nang dinh huong noi dung nghien cuu khoa hoc, Tp HCM: ĐH SPKT Tp HCM, 2021 [2] N C Đức, Kỹ năng lập trình C lần 2, Tp.HCM: NXB ĐH SPKT Tp.HCM, 2021
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