Base types: Undefined, Null, Boolean, Number, and String. These types occupy a fixed amount of space in memory, and their values are stored in the stack space, which we access by value.
Event bubbling is triggered from the inside to the outside, that is, clicking on the child node will trigger the parent node, the click event of the ancestor node.
When the win7 system has a problem (time is maliciously hacked by the virus), the time is abnormal. After solving the problem, you need to set the system time to synchronize with the Internet time server to ensure that the time is not skewed
Javascript can be used to obtain the current domain name, Url, relative path and parameters separately. The so-called separate attack, that is, the domain name does not include the path and parameters of the web page file, the parameters do not include the domain name and the web file path, which are respectively introduced below.
For security reasons, some clients disable cookies. When you want to use cookies to store some information (especially some critical information), you need to determine whether the customer has disabled cookies. How to judge?
Different versions of the Windows operating system, IIS version is also different (the operating system version is increased, IIS version is also increased), how to view their own IIS version?
During the development of the program, when creating SQL stored procedure parameters, you need to find the corresponding SQL data type according to the defined ASP.NET data type; if you are not familiar with the "Sql and Asp.Net data type", you will need it. Their correspondence tables are listed in detail below.
A computer virus is a small software program that can be run on a computer. It is also called a computer virus. It has the characteristics of strong communication and deliberately interferes with computer operation, destroying computer files and stealing user information.
When the computer is turned on, it is usually caused by hardware. In other words, in the first case, you should find the reason from the hardware. The computer has several main components. How do you know that the computer is booting caused by that component?
In this tutorial I will show you how to implement bootstrap menu active on navabar using MVC. Here I applied to my project. By default MVC project template was comes with bootstrap and styling for menu by default but functionality was not included.