Thursday, 31 October 2013
Tuesday, 29 October 2013
By default, MySQL is enabled with strict_mode ON, which will most likely cause problems with older PHP applications written for MySQL 4. For example, strict mode will return an error on insert statements if an empty string is provided where an integer is expected.
You may disable strict mode in one of two ways:
you can run the following in phpMyAdmin
SET @@global.sql_mode="";or Open your “my.ini” file within the MySQL installation directory, and look for the text “sql-mode”. Find:
# Set the SQL mode to strict sql-mode=”STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER, NO_ENGINE_SUBSTITUTION”and change to
# Set the SQL mode to strict sql-mode=”NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION”
Wednesday, 23 October 2013
You might have seen many websites which checks username availability in real time during registration process.For example Gmail or twitter sign up processes, their registration process is user oriented , it tells user availability on run time.
This Article is to create a similar script which will tell username availability at run time.
In this article we are checking the username entered by the user during filling the form with the usernames already stored in the database using Ajax and Jquery on run time.
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Monday, 21 October 2013
How to install adobe reader on ubuntu
This article help you to install adobe reader on Ubuntu
Adobe reader is a free and most trusted software to view PDF documents.it is the one of the essential software must installed in all kind of operating systems like linux , windows , MAC, tablets and mobiles
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Thursday, 17 October 2013
The concept of owner and groups for files is fundamental to Linux. Every file is associated with an owner and a group. You can use chown and chgrp commands to change the owner or the group of a particular file or directory.
In this article, we will discuss the ‘chown’ command as it covers most part of the ‘chgrp’ command also.
1. Change the owner of a file
$ls -l filename -rw-r--r-- 1 srinu chilukuri 0 2013-10-16 20:03 filename $ chown root filename $ls -l filename -rw-r--r-- 1 root chilukuri 0 2013-10-16 20:05 filenameSo we see that the owner of the file was changed from ‘srinu’ to ‘root’.
Wednesday, 16 October 2013
This is about creating a character counter for textarea and limit it accordingly. You may have seen this kinda stuff in some messaging site mostly in sites which provides SMS facilities. They limit us to enter only specified number of characters in text area. Also in some sites there are limitation on characters in comments.Twitter also having character limit in tweet.
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Tuesday, 8 October 2013
In this article am going to explain you how to create PHP file downloader to download any files from web server to local machine. This application works mainly on the header of the PHP.
When you want to download any file you need to send the file name to this application, rest of the thing PHP will handle.
Saturday, 5 October 2013
In this Post,I will explain difference between file_get_contents and curl.
PHP offers two main options to get a remote file, curl and file_get_contents. There are many difference between the two. Curl is a much faster alternative to file_get_contents.
Using file_get_contents to retrieve http://www.knowledgecornor.com/ took 0.198035001234 seconds. Meanwhile, using curl to retrieve the same file took 0.025691986084 seconds. As you can see, curl is much faster.
file_get_contents - It is a function to get the contents of a file(simply view source items i.e out put html file contents).
Friday, 4 October 2013
Hi already I'm Expalin about how to create Twitter App ,Today i have worked on Twitter Oauth in this post expalin about how to tweet with images using php with Twitter API.
First we have to Create Twitter App The Twitter App Creation Process Find Here
How the Tweet Images Code Works?
The code for tweet images divided in two files, the first is “start.php” where the code start and a second file “callback.php” where twitter will redirect user back after giving authorization to our app. (the URL to our callback.php file has been updated in App settings at the time of app creation )