Unknown collation: ‘utf8mb4_unicode_ci’

“Unknown collation: ‘utf8mb4_unicode_ci’”. This issues occurs if you’re attempting to migrate from MySQL version 5.5.3+ to an older database. The utf8mb4 is new encoding type...

How to use meta robots tags ?

Meta robots tag provides a utility of how a web page or post crawling and indexing in search engine and served to users. Add meta...

Top 5 wordpress security plugins

WordPress is the most popular blogging platform in the world. Millions of websites are using WordPress as a content publishing platform. WordPress is a secure...

Numeric functions in php

is_numeric() The is_numeric function used to check that the value of a variable is a number or not. Syntax: is_numeric(var_name) Output: Value is a number...

String functions in php

implode() The implode function used to concatenate the array elements as a string with a separator. Syntax: implode(separator, array) Output: Apple,Boy,Cat,Dog explode() This function is...

How to print a numeric pattern

We can print this pattern in php. In this pattern we divide our program in two parts. In first part we are using two ‘for’...