Is the chat message sent after being processed in the background or sent to the front end for processing?

The title is not clear enough. let's explain it in detail. The message that A user needs to receive. One is to determine the status on the server based on the last operation, such as whether the chat window is opened, and then send different

Python-is it feasible for non-course PHP to C ++ development? can you find a job?

First of all, PHP is very popular now. I am not blindly engaged in C ++ development. I have the opportunity. I have a college degree but not a computer major (e-commerce). I have been studying PHP for five years after graduation. I have also studied

The demo of json data returned by php is as follows. what causes this problem?

{Code...} php returns json data. if {code...} is contained in this line of code ajax, an error is returned. If this line of code is removed, the ajax result is successhtml code as follows: {code ...} query("select id from user2 where name =

Nginx automatically converts the 405 status code returned to 200

First, I used the symfonyhttp-foundation component. Ajax request end: {code...} php response end: {code...} nginx configuration: {code...} This is returned First, I used the symfonyhttp-foundation component. Ajax request end: $.ajax({ url: jsui.

The phpmysql database stores html code and uses the laravel framework to parse the code correctly when outputting it to a browser.

The html code stored in the database. how can I parse the code output by the browser correctly ??? Html code stored in the database; How can I correctly parse the code output by the browser ??? Reply content: Html code stored in the database;

Php generates random passwords (php user-defined functions)

Php random password generation code. use the php custom function to generate a random password of the specified length. the password is a random string of lowercase letters and numbers. The length can be customized. A random password function is

How do I highlight keywords in intra-site search results?

How to highlight keywords in the returned results for intra-site search? How to highlight keywords in the returned results for intra-site search? Reply content: How to highlight keywords in the returned results for intra-site search?

How can images uploaded via FTP be captured and accelerated by Qiniu?

I used wordpress to build a website online, because it is collected articles and images are downloaded and saved locally during Collection. after the website is built, place the local website on the Internet; upload images to the website space

How does php perform file io every KB?

Here is a log analysis program, including file reading and writing, file_put_contents, fgets, and the database loaddatalocalinfile, which is loaded into the database from the file, how to write data to a database with a file size of KB Here is a log

Access volume-PHP page access problems

For html pages written in PHP alone, PHP mainly calls jsdk (accesstoken, forwarding ticket and other interfaces). The View part is text and images and does not involve database storage, the total page loading file + image + media file is about 3 MB.

Batch backup mysql how does one store multiple databases in the same folder during each backup?

How to create a folder named after the current day in the batch processing for one-day backup of mysql data generated by batch processing and save the generated SQL file in the folder {code ...} how to Create Folder named on the dayAnd save the

SQL multi-condition query

To implement multi-condition query, if the value is 0, it is not limited to any conditions. how can I use SQL? for example, if a certain type of store in a region is not limited to a Chinese query, the where Region value is not required, but only

Qiniu Cloud storage failed to load Video

I created a space on Qiniu and set the space to public. I uploaded the video and bound it to a custom domain name. However, the strange thing is that I can play the video by referencing the external link locally, however, in the real online

How to implement task queue in PHP + Redis

My PHP website program calls an external website interface. When a user inputs data, the PHP program receives the data and then requests the interface of the external website based on the data to obtain the data and return it to the user. But when

What are the advantages and disadvantages of data Association and direct use of association query in applications?

What are the advantages and disadvantages of associating data in an application (that is, executing multiple queries and associating the results) and directly using associated queries? In what scenarios can these two methods achieve better

General process of project development

1. complete the requirement scheme as much as possible, specific to each functional point 2. modeling structure UML, using UML tools to establish a professional model or draw a simple relationship diagram by yourself. 3. create a database. 1) the

How to use the config. m4 file in PHP

PHP extension-how to use file config. m4 config. the m4 file is used to specify the options that are supported when developing extensions are built on unix-like systems, specify the libraries and source files required for this extension, and write

Laravel data migration

A table has been created using data migration, and data already exists in the table. how can I add, modify, or delete a field? A table has been created using data migration, and data already exists in the table. how can I add, modify, or delete a

Character encoding in utf-8-php

{Code...} can I explain in detail the differences between the three and determine whether they can be converted to each other? $ Str1 = "\ xe4 \ xb8 \ xad"; $ str2 = '\ xe4 \ xb8 \ xad'; $ str3 = '中 '; Can you explain in detail the differences

Show User invitation code

After a user logs on, how does one write the user's invitation code? How to display the user's invitation code after a user logs on How can I write it? Reply content: How to display the user's invitation code after a user logs on How can I

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