Posts Tagged ‘php’

In your project you might have to run a function or script (.php) file automatically for a various reasons like automatic sending email on birthday or automatically close a auction when the end_time is reached. What to do in that situation? .To do these things automatically, you must have a php file which must contains the code and these files should be called automatically at certain certain time. So how to do that? The answer is Cron Job. Cron job are the cron tab command found in the UNIX or Linux system. Now let's see how can we call the file automatically at certain duration. Let's suppose the duration is one hour, now I'll show you how to setup the the cron-job of every one hour to run a PHP file automatically in the Cpanel of your website. Full story

I've noticed that many of my friends are storing password in database without encrypting them. This is really a bad technique because if somebody who has access of the database can easily know the password of the particular person. The best functions available in PHP for encryption are md5() and sha1(). These both are one way encryping mechanism i.e the string encrypted with md5() or sha1() can't be decrypted to original string. You might be then wondering how to validate the original string with the encrypted string then you can do this by encrypting the original string and compare both string, Full story

Have you been searching for the slider script and implementing it in Ajax with PHP then you are in the right place buddy.Here is the post for you in which I've implemented javascript slider to work in Ajax using PHP. Ok let's Begin it by creating the following tables in the database. Here is the mysql code to create the table named "tbl_slider" in database. CREATE TABLE `tbl_slider` ( `id` smallint(6) NOT NULL auto_increment, `slider_val` smallint(6) NOT NULL default '0', PRIMARY KEY (`id`) ) TYPE=MyISAM ; Full story

Do you want to hide your web site's server script identity ? If you don't want to reveal the programming language ( server side script ) of your website to visitors of website so that any hacker or spammer will not be able to intrude or inject any code in your website. Here is a small technique for you, you can use .html or .asp file to work as a php file i.e. use .asp or .html extension instead of .php. You just need to create a .htaccess file and put the following code in the .htaccess file. Remember that the .htaccess file should be placed in the root folder of your website. Full story

What is 301 redirect ? You have a website and its all pages are ranked in the search engine. And now you've moved these files to a new domain. What will happen in this scenario!!. You are sending the visitor to "Error 404 - File not found" page when they follow your website in the search engine. Furthermore, if you place the custom error page, then also you will be keep loosing ranking in upcoming days in search engines as the original file could not be found in the old URL. So what is the solution for this?? The solution is 301 redirect which means moved permanently. It is is the most efficient and search engine as well as visitor friendly method for the webpage redirection. Full story