Explain top level domain with an appropriate example.请用中文回答
时间: 2024-03-28 08:37:33 浏览: 13
顶级域名(Top Level Domain, TLD)指的是域名中最后一段的标识符,例如.com、.org、.net等。
顶级域名可以分为两大类:国际顶级域名和国家顶级域名。国际顶级域名包括.com、.org、.net等,它们是全球通用的域名后缀,没有地域限制。而国家顶级域名则是不同国家或地区专用的后缀,例如.cn表示中华人民共和国,.jp表示日本,.uk表示英国等。
举个例子,.com是最常用的国际顶级域名之一,它通常被用于商业和商务网站,例如Google.com、Facebook.com、Amazon.com等。而.cn是中国的国家顶级域名,例如Baidu.cn、Tencent.cn等。
相关问题
it is possible to change an inline element into a block level element.explain with example.
Yes, it is possible to change an inline element into a block-level element using CSS. This can be achieved by changing the display property of the element.
For example, let's say we have an inline <span> element that we want to change into a block-level element. We can do this by adding the following CSS to the element:
```
span {
display: block;
}
```
This will change the <span> element into a block-level element, which means it will take up the full width of its parent container and any elements that come after it will be displayed on a new line.
Here's an example HTML code that demonstrates this:
```
<p>This is a paragraph with some <span>inline text</span>.</p>
```
Before adding the CSS, the inline <span> element will be displayed on the same line as the rest of the text. After adding the CSS, the <span> element will become a block-level element and will be displayed on a new line:
```
p {
border: 1px solid black;
padding: 10px;
}
span {
display: block;
background-color: yellow;
}
```
Output:
```
This is a paragraph with some
inline text.
```
explain stata while with break with specific example
In Stata, the `while` loop is used to repeat a command or set of commands while a certain condition is true. The `break` statement is used to exit the loop if a certain condition is met.
Here is an example:
Suppose we have a dataset with a variable `x` that starts at 1 and increases by 1 each time. We want to create a loop that will stop once `x` reaches 10. Within the loop, we want to print the value of `x` and then add 2 to it.
Here is the code:
```
clear
set obs 1
gen x = 1
while x <= 10 {
di x
if x == 5 {
break
}
gen x = x + 2
}
```
In this code, we first clear the dataset and create a variable `x` that starts at 1. We then begin the `while` loop. The loop will continue as long as `x` is less than or equal to 10. Within the loop, we first print the value of `x` using the `di` command. We then check if `x` is equal to 5. If it is, we use the `break` statement to exit the loop. If `x` is not equal to 5, we add 2 to it using the `gen` command.
When we run this code, Stata will print the values of `x` from 1 to 5, and then exit the loop when `x` is equal to 5. The final value of `x` in the dataset will be 5.