Ordered by Function

DTD: indicates in which HTML 4.01 / XHTML 1.0 DTD the tag is allowed. S=Strict, T=Transitional, and F=Frameset

Source: http://www.w3schools.com/tags/ref_byfunc.asp

When a browser requests a service from a web server, an error might occur.

This is a list of HTTP status messages that might be returned:

1xx: Information

2xx: Successful

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3xx: Redirection

4xx: Client Error

5xx: Server Error

Source Reference: http://www.w3schools.com/tags/ref_httpmessages.asp

The following are the list of  SQL Statement  and its  Syntax:

AND / OR

Syntax

SELECT column_name(s)

FROM table_name

WHERE condition

AND|OR condition

ALTER TABLE

Syntax

ALTER TABLE table_name

ADD column_name datatype

or

ALTER TABLE table_name

DROP COLUMN column_name

AS (alias)

Syntax

SELECT column_name AS column_alias

FROM table_name

or

SELECT column_name

FROM table_name AS table_alias

BETWEEN

Syntax

SELECT column_name(s)

FROM table_name

WHERE column_name

BETWEEN value1 AND value2

CREATE DATABASE

Syntax

CREATE DATABASE database_name

CREATE TABLE

Syntax

CREATE TABLE table_name

(

column_name1 data_type,

column_name2 data_type,

column_name2 data_type,

…

)

CREATE INDEX

Syntax

CREATE INDEX index_name

ON table_name (column_name)

or

CREATE UNIQUE INDEX index_name

ON table_name (column_name)

CREATE VIEW

Syntax

CREATE VIEW view_name AS

SELECT column_name(s)

FROM table_name

WHERE condition

DELETE

Syntax

DELETE FROM table_name

WHERE some_column=some_value

or

DELETE FROM table_name

(Note: Deletes the entire table!!)

DELETE * FROM table_name

(Note: Deletes the entire table!!)

DROP DATABASE

Syntax

DROP DATABASE database_name

DROP INDEX

Syntax

DROP INDEX table_name.index_name (SQL Server)

DROP INDEX index_name ON table_name (MS Access)

DROP INDEX index_name (DB2/Oracle)

ALTER TABLE table_name

DROP INDEX index_name (MySQL)

DROP TABLE

Syntax

DROP TABLE table_name

GROUP BY

Syntax

SELECT column_name, aggregate_function(column_name)

FROM table_name

WHERE column_name operator value

GROUP BY column_name

HAVING

Syntax

SELECT column_name, aggregate_function(column_name)

FROM table_name

WHERE column_name operator value

GROUP BY column_name

HAVING aggregate_function(column_name) operator value

IN

Syntax

SELECT column_name(s)

FROM table_name

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WHERE column_name

IN (value1,value2,..)

INSERT INTO

Syntax

INSERT INTO table_name

VALUES (value1, value2, value3,….)

or

INSERT INTO table_name

(column1, column2, column3,…)

VALUES (value1, value2, value3,….)

INNER JOIN

Syntax

SELECT column_name(s)

FROM table_name1

INNER JOIN table_name2

ON table_name1.column_name=table_name2.column_name

LEFT JOIN

Syntax

SELECT column_name(s)

FROM table_name1

LEFT JOIN table_name2

ON table_name1.column_name=table_name2.column_name

RIGHT JOIN

Syntax

SELECT column_name(s)

FROM table_name1

RIGHT JOIN table_name2

ON table_name1.column_name=table_name2.column_name

FULL JOIN

Syntax

SELECT column_name(s)

FROM table_name1

FULL JOIN table_name2

ON table_name1.column_name=table_name2.column_name

LIKE

Syntax

SELECT column_name(s)

FROM table_name

WHERE column_name LIKE pattern

ORDER BY

Syntax

SELECT column_name(s)

FROM table_name

ORDER BY column_name [ASC|DESC]

SELECT

Syntax

SELECT column_name(s)

FROM table_name

SELECT *

Syntax

SELECT *

FROM table_name

SELECT DISTINCT

Syntax

SELECT DISTINCT column_name(s)

FROM table_name

SELECT INTO

Syntax

SELECT *

INTO new_table_name [IN externaldatabase]

FROM old_table_name

or

SELECT column_name(s)

INTO new_table_name [IN externaldatabase]

FROM old_table_name

SELECT TOP

Syntax

SELECT TOP number|percent column_name(s)

FROM table_name

TRUNCATE TABLE

Syntax

TRUNCATE TABLE table_name

UNION

Syntax

SELECT column_name(s) FROM table_name1

UNION

SELECT column_name(s) FROM table_name2

UNION ALL

Syntax

SELECT column_name(s) FROM table_name1

UNION ALL

SELECT column_name(s) FROM table_name2

UPDATE

Syntax

UPDATE table_name

SET column1=value, column2=value,…

WHERE some_column=some_value

WHERE

Syntax

SELECT column_name(s)

FROM table_name

WHERE column_name operator value

Currently, I am self-studying anything about computer programming and for the moment I am reading HTML from W3schools online tutorials.  Here’s my notes for HTML Quick Reference.

HTML Basic Document

<html>

<head>

<title>Document name goes here</title>

</head>

<body>

Visible text goes here…

</body>

</html>

Heading Elements

<h1>Largest Heading</h1>

<h2> . . . </h2>

<h3> . . . </h3>

<h4> . . . </h4>

<h5> . . . </h5>

<h6>Smallest Heading</h6>

Text Elements

<p>This is a paragraph</p>

<br /> (line break)

<hr /> (horizontal rule)

<pre>This text is preformatted</pre>

Logical Styles

<em>This text is emphasized</em>

<strong>This text is strong</strong>

<code>This is some computer code</code>

Physical Styles

<b>This text is bold</b>

<i>This text is italic</i>

Links, Anchors, and Image Elements

<a href=”http://www.example.com/”>This is a Link</a>

<a href=”http://www.example.com/”><img src=”URL” alt=”Alternate Text”></a>

<a href=”mailto:webmaster@example.com”>Send e-mail</a>

A named anchor:

<a name=”tips”>Useful Tips Section</a>

<a href=”#tips”>Jump to the Useful Tips Section</a>

Unordered list

<ul>

<li>First item</li>

<li>Next item</li>

</ul>

Ordered list

<ol>

<li>First item</li>

<li>Next item</li>

</ol>

Definition list

<dl>

<dt>First term</dt>

<dd>Definition</dd>

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<dt>Next term</dt>

<dd>Definition</dd>

</dl>

Tables

<table border=”1″>

<tr>

<th>Tableheader</th>

<th>Tableheader</th>

</tr>

<tr>

<td>sometext</td>

<td>sometext</td>

</tr>

</table>

Frames

<frameset cols=”25%,75%”>

<frame src=”page1.htm” />

<frame src=”page2.htm” />

</frameset>

Forms

<form action=”http://www.example.com/test.asp” method=”post/get”>

<input type=”text” name=”email” value=”someone@example.com” size=”40″ maxlength=”50″ />

<input type=”password” />

<input type=”checkbox” checked=”checked” />

<input type=”radio” checked=”checked” />

<input type=”submit” />

<input type=”reset” />

<input type=”hidden” />

<select>

<option>Apples</option>

<option selected=”selected”>Bananas</option>

<option>Cherries</option>

</select>

<textarea name=”comment” rows=”60″ cols=”20″></textarea>

</form>

Entities

&lt; is the same as <

&gt; is the same as >

&#169; is the same as ©

Other Elements

<!– This is a comment –>

<blockquote>

Text quoted from a source.

</blockquote>

<address>

Written by W3Schools.com<br />

<a href=”mailto:us@example.org”>Email us</a><br />

Address: Box 564, Disneyland<br />

Phone: +12 34 56 78

</address>

Source : http://www.w3schools.com/html/html_quick.asp