Wednesday, May 11, 2011

Php Tutorials Guide video

This php turorials guide will help you to understand the basics of php and how php interact and how php work,

Php basics Guide

Php is always use with combination of web server like Apache
php request are always received by web server and handled by
interpreter The results obtained after execution are returned
to the Web server which takes care of transmitting them to the
client browser your script can perform calculations, process user
input, interact with a database,With PHP the goal is to use the
processing powers of the server to build (usually) dynamic webpages
A very basic example is showing the correct greeting for the time
of day on a webpage
In a human term You write a direction Good Morning if it is before
10am but after 5am, “Good Afternoon” if it is after 10am but before
6pm and “Good Night” after 6pm, before 5am. Instead of receiving all
the code for this and processing it in your browser
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Monday, May 9, 2011

How to Secure Php script in Linux Server

Below is the very simple method to secure your php script in Linux server , Read Below and follow step by step This simple but great method will secure your php script used for your website
PHP is the most popular scripting language for apache and mysql. You will need to disable system level functions in the php configuration file.
nano /usr/local/lib/php.ini
Look for the lines and make sure you have the lines as below..
disable_functions = exec,system,shell_exec,passthru
register_globals = Off
expose_php = Off
magic_quotes_gpc = On
It is best to keep magic_quotes to on as otherwise you forms using POST may be used for SQL injection attacks.

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Mail Server IP Black List and spam filtering Issues

Due to huge amount increase in email sending and as huge amount of email sending increase huge amount of spam emails also sending  by email sender due to thhis reason email service provider,force to apply aggressive emailfiltering policy which create problem to email sender and users using own domain to send email, and due to aggressive email filtering some time even legitimate,emails are also filtering, so if you want your email does not exclude from their spam filter you need a proper and valid PTR so your emails are legitimate and can transport to exact destination,so lets discuss what is a ptr record,basically A PTR Record is a valid hostname which should be valid domain from your dedicated server,to indentify your email during the sending.his type of query is always done by default and the result,is shown in email headers. Having a configured or customized PTR record will help giving your server more,credibility when sending emails.An optimal PTR record would be the server’s principal hosted domain.You can have your Reverse DNS configured or changed by opening an assistance request with our system administration team
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Wednesday, May 4, 2011

how to install wordpress using Fantastico

Below is the simple method how to install wordpress sotware using Fantastico, in this video you will watch step by step method and will be able to install word
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Server Creating Emails automatically

Once your server creating emails automatically and inform you via email that following services failed
imap on cl-t031-513cl.yourdomain.com failed
sshd on cl-t031-513cl.yourdomain.com failed
cpanellogd on cl-t031-513cl.yourdomain.com failed
queueprocd on cl-t031-513cl.yourdomain.com failed
These type of emails comes again and again when your server MYSQL consuming huge amount of CPU, and in this case your server other services like IMAP, SSHD, CPANELLGD      ETC services failed , you have immediately log in to whm go to phpmyadmin and check the process which consuming huge amount of cpu usage and sleeping process you can kill these process by pressing kill button , if you see continuously this error messeges you must log in to your linux server  via ssh and run below command it will fix your possible problematic mysql dbs it will take time depend on the amount of mysql databases , but be patience untill unless this below command complete its work
mysqlcheck -Ao
Run this command in ssh and see the magic for optimization

Tuesday, May 3, 2011

how to solve slow mysql server problem

Once your server creating emails automatically and inform you via email that following services failed
imap on cl-t031-513cl.yourdomain.com failed
sshd on cl-t031-513cl.yourdomain.com failed
cpanellogd on cl-t031-513cl.yourdomain.com failed
queueprocd on cl-t031-513cl.yourdomain.com failed
These type of emails comes again and again when your server MYSQL consuming huge amount of CPU, and in this case your server other services like IMAP, SSHD, CPANELLGD      ETC services failed , you have immediately log in to whm go to phpmyadmin and check the process which consuming huge amount of cpu usage and sleeping process you can kill these process by pressing kill button , if you see continuously this error messeges you must log in to your linux server  via ssh and run below command it will fix your possible problematic mysql dbs it will take time depend on the amount of mysql databases , but be patience untill unless this below command complete its work
mysqlcheck -Ao
Run this command in ssh and see the magic for optimization