What is a preprocessor directive?
A preprocessor directive is a command given to a compiler to perform a specific task before the actual compilation process begins. These directives often involve the inclusion of additional files or specifying certain options that the compiler should use. Preprocessor directives are typically denoted in source code by a hash character (“#”) followed by the directive name and any optional parameters.
How does the Uber app work?
The Uber app works in four simple steps. First, the user creates an account with the app and enters their payment information. This can be done in app or on the website.
Second, the user requests a ride. The user can input their destination address, choose to get an estimated fare, and pick their vehicle type.
Third, the user will be shown the driver's name, rating, photo, vehicle type, and other important information. Once the user confirms the driver, Uber will send them an estimated time of arrival and provide real-time updates on their ride.
Fourth, the user pays for and completes the ride. Once the ride has been completed, the user will get an email with their ride details and can rate their driver. The user's payment is taken via the method of payment registered in the user's account.
What is ethical hacking and penetration testing?
Ethical hacking and penetration testing is a form of simulated cyber attack performed on computer systems, networks, and applications by ethical hackers to test their security posture and strength. It involves attempting to ascertain the extent to which a computer system, network or application is vulnerable to malicious online attacks such as viruses, worms, SQL injection, etc. The aim of an ethical hacker or penetration tester is to identify and exploit vulnerabilities that an attacker could use to gain access, steal data or damage a computer system, network or application. The tester may also be required to make recommendations for mitigating the security risks that have been identified.
How do I enable password expired in Em Express?
You can enable password expired in Oracle Enterprise Manager (EM) Express by following these steps:
1. Log in to the EM Express console.
2. Select the Administration tab.
3. Click on the Security tab.
4. Select the Password Expired checkbox.
5. Click on the Save button.
6. Click exit to close EM Express.
How expensive is Mauritius?
The cost of travel in Mauritius varies widely depending on the type of accomodation, activities, and transport you select. Generally, travelers can expect to spend around $65 to $130 per person per day. This can include lodging, meals, local transport, and entertainment.