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cookie and subdomains | Coding Help

https://codinghint.wordpress.com/2013/12/21/cookie-subdomains

Solution of some technical problems. December 21, 2013. A cookie can be set either for a specific domain or a domain and its subdomain. Cookie for a specific domain:. When you set a cookie from a web server in php using setcookie() function then this function accepts some parameters. Some parameters are required and some are optional. In those parameters there is one parameter called domain, which means this cookie would be available for that domain. Domain parameter is an optional parameter. You are com...

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Output buffering in php | Coding Help

https://codinghint.wordpress.com/2013/11/12/output-buffering-php

Solution of some technical problems. Output buffering in php. November 12, 2013. Output buffering is used by PHP to improve performance and to perform a few tricks. Without output buffering (the default), your HTML is sent to the browser in pieces as PHP processes through your script. With output buffering, your HTML is stored in a variable and sent to the browser as one piece at the end of your script. Advantages of output buffering:. November 12, 2013. Output buffering in php. PHP Best Practise →.

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Coding Help | Solution of some technical problems. | Page 2

https://codinghint.wordpress.com/page/2

Solution of some technical problems. Selecting data from mysql db using regular expression. A regular expression is a powerful way of specifying a pattern for a complex search. Below is a simple example. select email from foo where email REGEXP ‘foo.com$’ In the above example, It will list all the email which ends with foo.com. “$” sign is used to denote the end of the string. October 14, 2013. Default modifier in smarty. October 14, 2013. Count number of characters in a string in smarty. October 14, 2013.

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APC Cache | Coding Help

https://codinghint.wordpress.com/2013/12/21/apc-cache

Solution of some technical problems. December 21, 2013. As APC is used for speeding up php sites it by caching php. But many times we face caching problem. We need to clear php cache. It is easy to clear cache from web url but many of us dont know that apc cache can not be cleared from CLI mode. For command line , we need to call below php script from curl or lynx. Apc clear cache();. Apc clear cache(‘user’);. Apc clear cache(‘opcode’);. Echo json encode(array(‘success’ = true) ;. December 21, 2013.

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iowait | Coding Help

https://codinghint.wordpress.com/2013/12/21/iowait

Solution of some technical problems. December 21, 2013. How iowait impacts System performance. System or any server’s performance heavily depends on IOPS. And if MySql is running on the System, it requires disk of high IOPS. Lots of select queries running simultaneously cause high iowait if disk dont have high IOPS. High iowait means cpu is waiting for I/O access. That increase the more cpu utilization and more processes in queue. That mean high cpuload on server. December 21, 2013. You are commenting us...

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base64 decode using javascript | Coding Help

https://codinghint.wordpress.com/2014/01/25/base64-decode-using-javascript

Solution of some technical problems. Base64 decode using javascript. January 25, 2014. We can decode any string encoded using base-64 encoding. The atob() method of window object used to to a decode data encoded using base-64 encoding. Window.atob(‘SGVsbG8gV29ybGQgISEh’);. Output : Hello World! Use Facebook to Comment on this Post. January 25, 2014. Base64 decode using javascript. Base64 decode using js. Base64 encode using javascript. How to check cookie enabled in browser using javascript. RT @ M Lekhi.

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PHP Best Practise | Coding Help

https://codinghint.wordpress.com/2013/12/01/php-practise

Solution of some technical problems. December 1, 2013. Always use PHP standard tags i.e? To ensure the future version support, Please use standard tags for PHP. Always follow a consistent naming standards. Always use Indent and white spaces in codes. It helps to read and understand the code. Always do the client and server side validation wherever there is scope of user input. You can not trust on your users. Always put comment in your code. It will make it easy to understand to others. December 1, 2013.

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Query to get the list of table with number of rows and size of the table | Coding Help

https://codinghint.wordpress.com/2014/09/18/query-to-get-the-list-of-table-with-number-of-rows-and-size-of-the-table

Solution of some technical problems. Query to get the list of table with number of rows and size of the table. September 18, 2014. USE INFORMATION SCHEMA;. Table name, table rows, round( data length / 1024 / 1024/ 1024),1) “DB Size in GB”. Table schema = ‘database name’. ORDER BY data length DESC. Use Facebook to Comment on this Post. September 18, 2014. Tags: query to get list of tables. Query to get number of rows per table. Query to get size of table. How to get unix timestamp in mysql. Twitted on 3 d...

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Detect Mobile device through javascript | Coding Help

https://codinghint.wordpress.com/2014/02/17/detect-mobile-device-through-javascript

Solution of some technical problems. Detect Mobile device through javascript. February 17, 2014. A pretty simple solution is to check for mobile device is the screen width. Almost all mobile devices have a max screen width of 480px. We can get the screen width using below statement:. Var screen width = window.screen.availWidth;. Below is the function to determine the mobile device based on user-agent:. Navigator.userAgent navigator.vendor window.opera);. February 17, 2014. Mobile device through javascript.