Web development for everyone

Question: What do you mean by PHP Operator?

PHP Operator is a symbol i.e used to perform operations on operands. In simple words, operators are used to perform operations on variables or values. For example: $num=10+20;//+ is the operator and 10,20 are operands. What is operator and its types in PHP? PHP language supports following type of operators. Arithmetic Operators. Comparison Operators. Logical …

What is long used for in Java?

The Java long keyword is a primitive data type. It is used to declare variables. It can also be used with methods. It can hold a 64-bit two’s complement integer. Should I use long or int? Long is the Object form of long , and Integer is the object form of int . The long …

You asked: What is the code for prime number in Java?

How do you program a prime number in Java? Prime Number Program in Java public class PrimeExample{ public static void main(String args[]){ int i,m=0,flag=0; int n=3;//it is the number to be checked. m=n/2; if(n==0||n==1){ System.out.println(n+” is not prime number”); }else{ Is Java code prime number? The isPrime(int n) method is used to check whether the …

Is Microsoft SQL Server scalable?

SQL Server 2016 (13. x) contains scalability enhancements to the on-disk storage for memory-optimized tables. How well does SQL Server scale? Traditional SQL databases do scale pretty well (you’ll find plenty of examples of big sites using MySQL, SQL Server or Orcale) but at a certain point you will hit the scalability limit. What is …

Is Python a good choice?

Python is easy to use, powerful, and versatile, making it a great choice for beginners and experts alike. Python’s readability makes it a great first programming language — it allows you to think like a programmer and not waste time with confusing syntax. … If Python isn’t installed, it’s easy to download and install. Is …

Is SQL Turing complete?

Even pure functional languages are Turing-complete. Turing completeness in declarative SQL is implemented through recursive common table expressions. Unsurprisingly, procedural extensions to SQL (PLSQL, etc.) are also Turing-complete. Why is SQL Turing complete? Query languages SQL:1999, for instance, is Turing complete due to the fact that common table expressions can recursively call themselves, thus allowing …

Can users see PHP code?

With a correctly configured web server, the PHP code isn’t visible to your website visitors. For the PHP code to be accessible by people who visit your website, the server would have to be configured to display it as text instead of processing it as PHP code. Can you hide PHP code? Hiding PHP ¶ …

Frequent question: How do I get an element in Java?

How do you retrieve an element from a set? Method 1: Using Array Import the required Java package java.util. Declare the HashSet using Set Interface. Add elements into the HashSet using the add() method. Display the HashSet to determine order of elements. Convert HashSet into Array using toArray() method. Access elements by index. What is …

You asked: Is Javascript map constant time?

By using a Map instead of an array to store the beers, we are going to reduce the time complexity to O(N), without increasing the space complexity. … Because accessing a value with the get method of a Map (in practice) is constant in time (O(1)). What is the time complexity of Map in JavaScript? …

Which one of the following PHP functions can be used to find files *?

// get all php files AND txt files $files = glob(‘*. {php,txt}’, GLOB_BRACE); print_r($files); /* output looks like: Array ( [0] => phptest. Which PHP functions can be used to find files? PHP Filesystem Functions Function Description fwrite() Writes to an open file (binary-safe) glob() Returns an array of filenames / directories matching a specified …