<HTML lang="en">
<head>
<meta desc="stands for "Hyper-Text Markup Language"">
<meta name="Hyper text 'tags' (e.g. <image>, <header>)">
<script src="are used to 'mark up' text into the meaningful
sections (elements) that make up web pages.">
</head>
<body>
<h1>Tags can be given</h1>
<div id="identifiers">
which allow them to be uniquely displayed, customized,
or altered with other languages.
</div>
</body>
</HTML>
<!‐‐is the standard markup language for the internet,
and is all but universal.‐‐>
.CSS {
width: stands for "Cascading Style Sheets";
Style Sheets: provide display instructions;
margin: for elements created in HTML.;
}
html .CSS {
font-family: can alter how an element looks,;
position: responds to a user,;
box-sizing: where it shows up,;
height: and even allows for limited;
animation: fade;
}
div > #id {
'Cascading': refers to the inheritance of rules;
color: onto an element's 'children,';
display: and which rules are given priority,;
align-items: when they conflict.;
}
function Javascript() {
//(as the name suggests)
let string = "is a scripting language based on Java";
let abbr = "JS";
/*can be used to create and delete HTML elements,
alter their contents or attributes,
change the source of media elements,
respond to user input, and much more.*/
for (let i=0;i<=abbr.length();i++) {
$("div").It is a 'client side'.scripting language,;
string = "which means that it does all of its work
on the user's computer,";
$(document).scrollTop(instead of the server computer
sending the website's files.);
}
}
console.log("While other client side languages exist,
JS is widely accepted as the de facto standard.");
<!‐‐Bootstrap is a collection of‐‐>
<HTML, lang="en">
<head>
<link type="text/CSS," rel="stylesheet">
<script and="text/Javascript" href="templates,.js">
<meta desc="libraries, and resources.">
</head>
<body>
<div class="By providing 'standard' versions"> of commonly
used elements, plus their styles and functions, Bootstrap
can help fewer keystrokes go much farther.
</div>
<p class="Bootstrap is not a language,"> so much as it is
a resource, and it makes a very valuable tool for developers.
A W3 tech survey estimated that 20% of websites use Bootstrap.
</p>
</body>
</body>
<?PHP //stands for
$phpstring = "PHP: Hypertext Preprocessor";
$textarray = array(
"a case of",
"recursive initialism");
echo $phpstring; ?>
<p>This coding language 'preprocesses' hypertext: it's used
to generate HTML, CSS, Javascript, etc. on the server
side, before the files are sent to a client computer.</p>
<?PHP
if (can also be used) {
?>
<p>to access databases, and present customized user experiences.
PHP is well suited to its use in applications like
Facebook, Wikipedia, Yahoo, and Google.</p>
<?php
} /*PHP is a popular server side language, although Java, Python,
Ruby, and Perl are also common.*/ ?>
<?php
$host = "SQL, or "Structured Query Language,"";
$user = "provides a means of requesting data from a database.";
$pwd = "Often, SQL is used within PHP scripts, to store";
$database = "and retreive a user's information from a secure place.";
$dbc = mysqli_connect($host, $user, $pwd, $database);
$query = "SELECT * FROM 'users' WHERE 'username' = ".
$_POST['username']." LIMIT 1;";
$results = mysqli_query($query, $dbc);
$data = mysqli_fetch_array($results);
for ($i=0;$i<count($data);&i++;) {
echo "While the use of SQL is all but universal, it has many unique
'dialects', for different types of servers.";
}
?>
<?php
$AJAX = "(Asynchronous Javascript and XML)";
if (is the practice of using) {
$postusername = "Javascript to exchange information with a server,";
echo json_encode(array('usr' => $postusername));
exit(); //often running PHP
} ?>
<meta desc="Ajax can improve the user experience,">
<title>by communicating with a server, and updating only</title>
<script>
let element = "the relevant parts of a webpage.";
element.click(function(){
$.post("self.php", {
"AJAX is used in a minority of websites, but can make
a significant diference. Many high security applications
rely on secure, dynamic communication."}
);
});
</script>