There are two useful functions for enquiring about the content of an array. If you want to know if an array contains any element at all, one can ask if it is empty with the empty function. ISSET returns TRUE if the variable exists and has a value other than NULL. That means variables assigned a “”, 0, …
An array can be sorted in different ways, so there are a lot of chances that the order that we need is different from the current one. By default, the array is sorted by the order in which the elements were added to it, but we can sort an array by its key or by its value, both …
Customized Exceptions Sometimes during creating a program, there is a requirement of some special exception which is not available. So in such situation Java gives us the facility to create our own exceptions called as customized exceptions. Consider the following example of a customized_exception, import java.util.Scanner; class TooYoungException extends RuntimeException { TooYoungException(String str) { super(str); } …
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What is Web Hosting Exactly? Whenever we view a webiste/page,we can do so because browser has downloaded the code and converted the code into something which we can see and understand. [Code —> converted to something which we can see Ex:@Webpages]. This files are stored somewhere and we could access them . Files are saved …
MySQL MySQL uses the standardized Structured Query Language (SQL) to manage the database. SQL uses Domain Specific Languages .Generally used database management systems include Oracle, Access, SQLserver, Paradox, MySQL , are all claimed to use SQL. As a result , SQl is the most commonly used and a famous language. SQL could be used on …