How to use decorator to process redis operations in Python?

In python, decorators are used to process redis operations (including adding, deleting, modifying, and checking some operations). How to deal with it?

習慣沉默 2017-05-16 13:20:00 0  1  1009

nginx - How to calculate the server's maximum connection handling capacity (TCP)?

Recently I encountered such a problem: proxy server (can be LVS haproxy nginx), here we take Ningx as an example. When performing prxoy cluster proxy, how to judge the connection processing capability of a single server? The proxy server has no load bandwidth and cpu. With any pressure, the only thi...

某草草 2017-05-16 17:28:43 0  1  627

How Weex handles HTTPS network requests and how Android handles it

How does Weex handle Https network requests and Android handles them? Generally, Http can be accessed successfully.

代言 2017-06-17 09:16:08 0  1  950

javascript - How does axios handle errors of the same type uniformly?

{Code...} My question is: After I handle the validation error in the interceptor, how can I prevent the separate business processing in the page from executing?

巴扎黑 2017-05-19 10:10:54 0  1  577

javascript - How to process the data returned by the server without submitting a get request with a custom xhr?

Prerequisite: The server can already process this get request and return the required data. I would like to ask: If this code is used in the HTML page to make a get request to the server: {code...} Then after the get request is sent, how can I obtain and process the data returned by the server as so...

PHPz 2017-05-19 10:42:58 0  1  727

vue.js - vue rich text editor recommendation and php processing base64

vue2 rich text editor recommendation and php processing base64. Now I want to use vue2 to make a PC-side article publishing page. I need to use the rich text editor front-end image to display through base64 and then save it to the server after the user actually submits it. Now I want to ask for advi...

曾经蜡笔没有小新 2017-05-27 17:42:33 0  2  995

Continue processing php after sending http response

My script is called by the server. I will receive ID_OF_MESSAGE and TEXT_OF_MESSAGE from the server. In my script I will process the incoming text and generate a response using parameters: ANSWER_TO_ID and RESPONSE_MESSAGE. The problem is that I am sending a response to the incoming "ID_OF_MESS...

P粉029327711 2023-08-27 20:36:33 0  1  670

nginx - Are the number of requests per second and concurrency the same concept?

Windows tested the server using apache's ab -c 100 -n 1000 http://www.xxxxx.com and found that the number of requests processed per second was only 20, and the rest were waiting. Doesn't it mean that the default concurrency of nginx is very high? Or the number of requests processed per second and co...

某草草 2017-05-16 17:22:51 0  4  1430

android - When the mobile qq browser processes the data returned by the server, why is the data format sometimes object and sometimes string?

When processing the data returned by the server, the data format obtained from other browsers is all object. The data format obtained from the mobile browser is sometimes object and sometimes string. What is the reason?

伊谢尔伦 2017-06-29 10:09:40 0  1  1115

javascript - js processing data problem

Now there is a problem like this: when verifying that the email is legitimate, you need to click on the link to "go to your email to retrieve your password". My understanding is this: when you click on it, you need to send a request to the back-end system. , after processing by the back-en...

ringa_lee 2017-07-05 11:08:17 0  1  996

concurrency - Java concurrently processes a large amount of data in a table, how to set checkpoints so that they can be used for failure recovery instead of repeatedly processing the processed data?

Java concurrently processes a large amount of data in a table. How to set checkpoints for failure recovery instead of repeatedly processing the processed data? For example, if the system crashes during processing, and before kill -9 is used to force the kill, set a checkpoint and resume processing f...

滿天的星座 2017-05-17 10:08:26 0  1  727

How to deal with failure to add

How to deal with failure to add

Reason 2019-06-30 17:08:43 0  1  1425

javascript - How to upload images directly from local to cdn without going through server processing?

It's like this: Today, a PHP guy who has been working in the company for 12 years asked me how to directly use the rich text editor to transfer the selected pictures to CDN without going through server processing. He told me that this is how Taobao works. I am a novice and it was difficult to unders...

高洛峰 2017-05-19 10:41:09 0  2  780

Set up Apache2 to handle .html files the way php 8.0 does

I have setup php/apache according to this linode guide: https://www.linode.com/docs/guides/install-php-8-for-apache-and-nginx-on-ubuntu/ This seems to work, I have An apache server that can serve files and process .php files. However, I'm taking the time to figure out how to tell apache to use .php ...

P粉670838735 2024-01-16 11:25:21 0  1  496

java - Distributed transaction processing solution

Do you need distributed transactions when deploying hibernate on multiple web servers to operate the database? Will there be any problems using the traditional stand-alone method to access the database? How does the industry deal with this problem?

女神的闺蜜爱上我 2017-06-23 09:14:37 0  1  1253

python3.x - python processing javascript json

I grabbed a piece of json from the web page. When processing it in python, I encountered the problem of double quotes and single quotes. Can anyone who has dealt with it help me? ValueError: Expecting property name enclosed in double quotes: line 1 column 3 (char 2) Official regulations...

漂亮男人 2017-05-18 11:01:28 0  2  732

Server side - how nginx handles data uploaded via udp protocol

I have been using the http protocol. I recently received a device that sends data to the server through the udp protocol. However, I have never used the udp protocol and I don’t know how to handle it. I would like to ask, if data is uploaded through udp protocol, for example, the port is 123, is the...

我想大声告诉你 2017-05-16 17:09:42 0  1  622

javascript - Problems with canvas processing images

I need to use canvas to process a picture uploaded by the user. The size uploaded by the user may be very large, for example, it will exceed the width and height of the current browser window, so I scale it proportionally to the visible area of ​​the browser, and then Draw it onto the canvas, but th...

扔个三星炸死你 2017-06-10 09:49:16 0  3  1024

javascript - I plan to write a C++ node image processing module. Is there any recommended C++ image processing library?

As the title says, I want to write a C++ node image processing module. The main function is Poisson fusion of images. The main technical points involved are: 1. Read image pixels (jpg, png, etc.) 2. Perform matrix operations on pixels 3. Convert For the pixel writing image matrix operation part, eig...

滿天的星座 2017-05-16 13:21:47 0  1  796

php - delete...in() delete statement preprocessing and non-preprocessing result are different

When using delete from XXX where id in (XXX) for batch deletion, when using PDO preprocessing, only one record can be deleted at a time. The code is as follows: {code...} It can be used without preprocessing. Normal operation, delete multiple records in batches, the code is as follows: {code...}...

曾经蜡笔没有小新 2017-05-24 11:32:31 0  1  912