there are several ways to interact data between client and server. 1. Submit, by submitting to the server. Also known as "there is refresh". 2. Submit it to the server without refresh through XMLHTTP and return the data. Also known as "no refresh". We can implement a lot of powerful applications wi...

Today, I accidentally saw some excerpts from Zhao Lihua's poems, which startled me. Is it true that all the people are poems? the following excerpts from Zhao Lihua's poems (note: Zhao Lihua is the editorial director of selected Poems, national first-class writer and national poet) 1. there is no d...

In the QQ group in the community, I found someone wanting to send a sausage puppy. Although she is sensitive to the smell of dogs, she always wants to get small animals when she thinks about it. This one is still small, doesn't have much hair, and it's a bitch, so it shouldn't taste bad. So I conta...

The community owners 'committee recently issued a draft opinion on authorizing the owners' committee to handle certain issues in the community and the owners 'committee's financial management charter, soliciting the owners' signature and consent. This is because there are unfavorable factors to the...

On the 1st, he brought vison here from Chengdu. Anyway, he was all people who were preparing to stay at home for the holidays. He might as well come and stay together, drink some wine, and set up the Longmen Array. So for the few days of National Day, I really ate and slept, slept and ate, and watc...

This is Nokia's latest Aeon concept phone. It adopts a full-touch design and the traditional button operation is abandoned....

That day, I was talking about the difference between Varchar and char in MS SQL Server, and I felt confused. It's better to record it. A good memory is not as good as a bad keyboard. Varchar takes up 2 bytes for each English (ASCII) character, and only 2 bytes for a Chinese character. Char takes up...

(1) char, varchar, text and nchar, nvarchar, ntext char and varchar are all between 1 and 8000 in length. The difference between them is that char is fixed-length character data, while varchar is variable-length character data. The so-called fixed length means that the length of the input data is f...

China Construction Bank Corporation and Alibaba (China) Internet Technology Company officially released the first joint debit card in China that truly focuses on e-commerce-Alipay Long Card in Hangzhou. I don't know what specific functions are yet, but it is said that they will only be launched in...

During this period of time, I became fascinated by "Red Alert" again, and whenever I was free, I turned on my computer and typed two games. His head was very empty, as if nothing could fit in it. He just mechanically selected a map, frantically built tanks, and then charged frantically. Enjoying th...