How To: Insert Data into MySQL Database Using Drop Down Box in PHP
Using PHP and Mysql, we can store data obtained from drop down box into mysql table. The biggest reason for using drop down box is it allows user to only one option only i.e., limited options. A question may arise radio button also gives this functionality of selecting of only one option, but what is special in drop down box? Reason is more options can be given with low area (space in webpage) and can easily fetch by typing first letter of the option.
Read also: How To: Insert Multiple Values Using Dropdown List Box in PHP
Create database "data" and table "tb".
[code type=sql]
PHP Code to Get Previously Visited Page URL
In some situation, previously visited page URL will be needed. In a website, which having login form will need previous page URL. When user is requesting a webpage that page will be shown only when user is logged on, if user is not yet logged in then page will be redirected to login page, after successful login, page will be redirected to previously visited page (page, where he has redirected)
First open the index.php page, then click the link and navigate to page.php page there previous page's URL will be shown. If we open page.php webpage without navigating from index.php page won't gi
PHP Code to Get IP address of Website Visitor
Knowledge about where the website is visited is important and how many visits are made by a same visitor. This can possible only by tracking IP address of the visitor, every internet user will have an unique IP address by this we can calculate from where our website is being visited.
Along with tracking of IP address, recording date and time also important. Because IP address for a user at day1 will be assigned to some other user at day2 or even in day1 itself.
Here is the PHP code to track the IP address and storing the IP address with its associated in datebase.
Tracking IP address
Difference Between show(), hide() and toggle() function in jQuery
Introduction to jQuery
jQuery is a javscript library function and it is open source. It was released in 2006. jQuery is used to make DOM elements, animations, handle events, HTML manipulation, CSS manipulation and AJAX.
Before writing jQuery code into the webpage, we have to call jQuery library file. Library file is stored in javascript file and have to be called in <head> section.
[code type=html]
<head>
<script type="text/javascript" src="jquery.js"></script>
</head>
[/code]
The library file jquery.js can be downloaded from jquery offical site http://jquery.com/ fre
Add Author Box Manually – Without Plugin
Warning: Missing required field entry title | Missing required field updated | Missing required hCard author
Some bloggers/web developers facing problem of warnings in Google rich snippet tool. The following are the warning, which are due to problem in title, date and author of the article.
Warning: Missing required field “entry-title”.
Warning: Missing required field “updated”.
Warning: Missing required hCard “author”.
Warning message is because of the problem in the following code. you can find this coding in post-single.php
[code type=php]
<?php the_title(); ?>
<?php echo get_the_date(); ?>
<?php the_author(); ?>
[/
Web Server configuration with Authentication to see webpage in Redhat Linux
Some webpage or even websites will ask for authentication to open, you may wondered about why they are using password and some ther authentication. The reason is website's admin may want to share private message or that message have to be seen only by authenticated persons.
Read: Web Server Configuration in Redhat
For every webpage we have to set password individually. Here we are going to set password for website station1.example.com . Technically setting password for website means password will be set for the directory, where the website is hosted.
#vim /etc/httpd/conf/httpd.con
What is the difference between Apache and WAMP Server
Is it Need to install Apache or WAMP server in computer to use PHP?
Yes, because PHP is server side scripting language and it runs only in server. By installing apache server, our client OS ( client OS means windows xp/vista/7) computer will acts as both server and client. Here client means browser and server means web server, request from browser will fetch data from web server using http protocol.
Apache Server
Apache is a web server, which is used to serve the web pages. Apache is a open source software, it runs in almost all operating system like Mac OS X, UNIX, LINUX, Win
