Static pages detected by browsersync can only be named index.html, and demo.html cannot be used for real-time synchronization. When detecting dynamic pages, such as in a wamp environment, browsersync can be used to open the page, but synchronization cannot be achieved.

The static pages detected by browsersync can only be named index.html, and cannot be synchronized in real time with demo.html. When detecting dynamic pages, such as in a wamp environment, browsersync can be used to open the page, but the commands used to synchronize static pages cannot be implemente...

phpcn_u93986 2018-06-11 21:13:39 0  1  1651

PHP wants to use queues to export very large data from the database and download it. How to achieve this?

Using PHP, there are millions of data in the database, but it cannot be found directly. It also requires complex calculations and exporting after calculation. So I want to use queues to solve this problem, or there are other ideas. And you can use ajax to monitor queue execution. Note: It doesn’t ha...

阿神 2017-05-24 11:34:20 0  3  864

javascript - Doubts about redux asynchronous

React can handle asynchronous ajax requests in hooks. Why do we need to use middleware in redux to handle them? Is there any difference between the 2?

黄舟 2017-05-19 10:36:40 0  1  632

ES 2017: async function vs AsyncFunction object vs async function expression

I just read about async functions and found some similar features for ES2017. It's causing a lot of confusion, and I just want to ask: What's the difference between asyncfunction, AsyncFunction (used to create an async function), and an async function expression (which I think is just another async ...

P粉459440991 2024-03-25 23:44:59 0  1  423

laravel queue usage problem: multi-database configuration

Using asynchronous queues, when configuring the database, I have two databases, mysql and mysql2. In config/database.php: {code...} I put the jobs table of the queue in mysql2. When adding tasks to the queue, the default connection is mysql. For this database, can I configure config/queue.php...

阿神 2017-05-16 16:49:08 0  1  539

System Architecture - A question about nginx architecture for processing static files

The front is 2 nginx servers N1, N2 uses keepalive for high availability, and the backend is 4 tomcat T1, T2, T3, T4 as a cluster (memcached is used to solve the session sharing problem). There are some static files such as js/css in the code. It is easier to handle and the source code can be synchr...

滿天的星座 2017-05-16 17:24:18 0  2  516

Manually copy a MySQL 5.5 database to another computer

The product my company uses uses MySQL5.5 as the backend database. The product automatically installs and configures MySQL during the installation process. The product can be configured to operate in a hot standby redundant configuration. In these cases, perform the same installation process on 2 se...

P粉588152636 2023-09-05 00:16:59 0  1  711

javascript - remote legality verification problem of input box value in form

1. The problem is this. There is an input box. I want to verify whether the value already exists in the database at the onBlur moment. Just like when we usually register an email, we will be prompted in real time whether the email name has been used. Previously, in the jquery era, ajax requests coul...

仅有的幸福 2017-07-05 11:04:40 0  2  944

Asynchronous - Are some of Python's built-in functions blocking or non-blocking?

I have always had some questions. Are some functions and common libraries of python blocking? For example, print, socket connection, etc. Are there any simple solutions for blocking, non-blocking, asynchronous, etc.? Is there any language that clearly supports asynchronous parallelism? I have used n...

黄舟 2017-07-05 10:34:24 0  1  990

php framework seeks contributors

Development progress: Testing stage Framework definition: Open source/free [Commercialization to be determined] Framework advantages: Source code hosting, just one-click deployment to use [Later upload to pagoda one-click deployment warehouse]. The source code is automatically downloaded. According ...

*！ 2020-10-09 10:46:16 0  0  1151

React Native implementation method of storing JSON values ​​as key-value pairs

I am displaying company name and ID from json stored in companyData and storing them as key and value simultaneously using async storage in ReactNative. I got the following error, so I used JSON.stringify to convert both values ​​to strings before storing them as key-value pairs, but I still get the...

P粉502608799 2023-09-14 22:48:30 0  2  613

Livewire pagination issue with multiple components on the same page

I'm having a Livewire pagination issue when using two pagination components on the same page. I followed the Livewire documentation's advice on using multiple paginators. However, whenever I try to navigate to a page on one of the components, I run into two problems: the first time I navigate, it wo...

P粉714780768 2023-09-01 12:49:12 0  1  543

"Array.push() does not work properly when Mongoose Populate"

I read another post about this problem but I can't figure out how to apply it to my situation (nodejsArray.push() doesn't work when using mongoose) Here is my Mongoose async populate function that I want What it does is push a value into a final array containing each comment, which I will later do s...

P粉464113078 2023-09-08 11:50:21 0  1  520

How to know when a Vue component is fully initialized?

So, in my Vue component, I have an async created method and several variables with async watchers. These variables are used as v-models by elements in the template section of some components. The watcher calls other methods to change the values ​​of these variables. This process will continue for a ...

P粉909476457 2024-04-05 14:20:24 0  1  1608

vagrant+php+iis writable permission problem

There is currently a project being developed using vagrant (php+windows server 2012+iis). There is an upload function that requires writable permissions on the directory. Because the files synchronized by Vagrant cannot directly modify the permissions. Is there any solution?

大家讲道理 2017-05-16 13:14:12 0  1  468

mysql_replication - What to do if a single writing database cannot meet the performance requirements when mysql reads and writes are separated?

When mysql reads and writes are separated, what should I do if a single writing database cannot meet the performance? Should I use multiple databases to write? So how to synchronize data and ensure data consistency?

学习ing 2017-06-20 10:05:42 0  2  943

node.js - How to make older browsers support async?

The async function of es6 was used during development, but using google38, I found that the Google version is too low and does not support async. Can I still use the async function without upgrading the browser? Everyone

PHP中文网 2017-05-16 13:35:29 0  1  731

javascript - Issues about the concurrency of generator functions in js that you don't know

I saw such code in a book. The purpose of the code is to initiate two asynchronous ajax requests at the same time and push the results into an array in order {code...} I have never understood what control transfer is used for. The book I didn’t say much about {code...} This is my simplified code, re...

为情所困 2017-06-12 09:31:03 0  2  669

mvc - The server renders the globally required data, and the client uses React to render it. Is such a solution feasible?

After using React, the process of rendering View from data is relatively easy, but more practical applications require server support, multiple users, real-time synchronization, etc. I have encountered some problems in existing practices (I am not I am very familiar with the back-end architecture, s...

为情所困 2017-05-16 17:06:28 0  2  902

PHP and ADODB execution calls return false

I use ADODB5.21.2 and PHP7.4. I am getting the error "Command out of sync; you cannot run this command now when executing a query. My database is MySQL5.7 and I am using the mysqli driver. This problem only occurs on one of my servers. This query Works on 10 other servers. Confused. Any help wo...

P粉274161593 2023-08-31 22:22:55 0  1  494