The Role of Redis Distributed Locks
In a stand-alone environment, there is a second-kill commodity activity, in a short time, server pressure and traffic will rise sharply. This will lead to concurrency problems. If you want to solve concurrency, you need to solve it.
1. Improving system throughput, that is, requests processed by qps per second ...
Added by Drebin on Thu, 16 May 2019 01:18:22 +0300
Added by wiggly81 on Thu, 16 May 2019 00:18:55 +0300
1. JSON data at the back end of the request
JSON is a necessary format for communication between backstage and predecessors of the Internet, replacing the original XML.
XML data fo ...
Added by Chappers on Wed, 15 May 2019 22:03:54 +0300
Exit the Python interpreter and reenter, definitions of functions, variables, and so on will be lost.It is better for larger programs to use files edited by a text editor as execution input, that is, to create scripts.When a program becomes very long, it can be split into several files that are easier to maintain.You may al ...
The latest project is to redevelop dedecms v5.7. The uploaded pictures are required to be watermarked. Baidu ueditor Editor does not support automatic watermarking. So, I have found a lot of data to integrate and record, and the specific effect map.
I'm not going to carefully write dedecms v5.7 to integrate ueditor editor.
1. Open the confi ...
Added by sareejoh on Sun, 12 May 2019 13:44:43 +0300
One day, a big man in the headline asked me, I heard that you had made theme switching in the project before, how did you achieve it at that time? Can you elaborate on it?
If you already know less like the palm of your hand, Start right here..
Less is used in Node.js environment:
npm install -g less
> lessc styles.less styles. ...
Added by moe180 on Sun, 12 May 2019 13:24:49 +0300