Suppose we receive a form submitted by a post to subscribe to a newsletter. This form has only one field, an input text field named email. How would we validate whether the field is empty? Print a message "the email cannot be empty" in this case?

1133

How do you measure variables?

1041

What is the most popular cms platform?

97

Explain important directories used in a common laravel application.

721

What's the difference between accessing a class method via -> and via ::?

1115

How to get random records in mysql using codeigniter?

609

Suppose the variable $var1 is set to 10 and the $var2 is set to the character var1, what's the value of $$var2?

946

What is the best practice for running mysql queries in php? Consider the risk of sql injection.

1059

What is init in wordpress?

154

What is Community Portal?

134

What is the latest version of codelgniter?

575

What is antiforgerytoken used for?

802

What are the rules that you have to follow for WordPress plugin development?

164

How much is a wordpress website?

154

I just installed laravel and have the evil whoops error,how do I find out what’s wrong and fix it?

690