In my forum one of user has recently posted their query regarding Apache log files and their location. First of all let’s understand what is log file and why it is important.
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How to Select NULL Values in MySql
How to select null values in MySql. Misunderstanding NULL is a common mistake beginners do while writing a MySql query. While writing a query in MySql most of them compare column name with NULL. In MySql NULL is nothing or in simple word it is an Unknown Value so if you use comparison operator for NULL values you’ll get an empty result.
In this tutorial, We are going to learn how to write a query to select NULL values in MySql.
Memcached Tutorial and It’s FAQ
What is memcache, how it is different from other caching tool. In this memcached tutorial i’ll try to cover frequently asked memcache questions.
What is memcached ?
Memcached is a free , open source very popular in-memory caching system. It is one of the best caching tool for speeding up dynamic web applications by allevating database load. It stores the data in RAM so that it can served the data quickly.