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How to synchronize redis cache with database

In theory, setting an expiration time for the cache is a solution to ensure eventual consistency. That is to say, if the database write is successful and the cache update fails, then as long as the expiration time is reached, subsequent read requests will naturally read new values from the database and backfill the cache.

Nov 02, 2019 pm 12:00 PM

Redis

Does PHP development require knowledge of node?

PHP development does not require knowledge of node. PHP is completely sufficient as a back-end development language, and there is no need to use additional nodejs technology.

Oct 30, 2019 am 11:00 AM

php node

Why do so few people use redmine?

Because on the latest version of redmine, when the downloaded attachment contains part of Chinese, an internal server error will be reported, and the probability is very high. Redmine new/update problem page responds slowly.

Oct 28, 2019 am 11:54 AM

redmine

Is php difficult?

PHP is not difficult, because PHP is similar to C language and is a commonly used website programming language. PHP's unique syntax structure is simple and its expression ability is flexible, making it very easy to get started.

Oct 25, 2019 am 09:33 AM

php

When did python come out?

The first version of python was released in 1991, Python 2.0 was released on October 16, 2000, and Python 3.0 was released on December 3, 2008.

Oct 19, 2019 am 10:24 AM

python

Should you learn PHP in 2019?

It is still necessary to learn PHP in 2019. According to relevant information, about 70% of the top 1 million sites in the world are developed with PHP. PHP technology and related talents are catering to the current development trend of the Internet.

Oct 19, 2019 am 09:49 AM

2019 php

Can php do this with opencv?

PHP can do opencv, there is php-opencv library on GitHub, it is a PHP 7 module for calling OpenCV methods, you can use it.

Oct 19, 2019 am 09:44 AM

php

what is python

Python is a widely used interpreted, high-level programming, general-purpose programming language that has a dynamic type system and garbage collection capabilities, can automatically manage memory usage, and supports multiple programming paradigms, including object-oriented, imperative, functional and Procedural programming.

Oct 17, 2019 pm 05:51 PM

python

Is php still useful?

php works. The most powerful and effective reason is: it can be used and run anywhere on the network. If you look carefully, you can probably buy a hosting account for as little as $3 per month that can run Python or Ruby web applications.

Oct 17, 2019 pm 01:59 PM

php

Can github run php?

GitHub cannot run php. GitHub is a hosting platform for open source and private software projects. Running php code is not supported, GitHub Pages can run static pages. If you want to run a php program, you can clone the project to run locally.

Oct 17, 2019 am 10:40 AM

github php

Is Taobao developed in PHP?

Taobao is now written in Java. Taobao was developed in PHP in the early days, and later it was fully migrated to Java. Now only a very small part (such as dynamic activity pages) running on Linux is still PHP.

Oct 16, 2019 pm 05:58 PM

php 淘宝 Java

Should I use an Apple laptop for PHP development?

You can use Apple notebooks for PHP development, because the operating system of Apple notebooks is MacOS, and MacOS is based on Unix. There are many useful tools under Unix, which is very friendly to PHP developers.

Oct 02, 2019 am 09:05 AM

php

What software is generally used to write web pages in PHP?

The most commonly used software for writing web pages in PHP is: HBuilder is a very easy-to-use web page editor. At the same time, HBuilder has multiple language support, such as PHP, jsp, ruby, python, nodejs and other web languages.

Sep 28, 2019 pm 05:59 PM

php 网页软件

What are the highlights of PHP technology?

PHP has extremely powerful functions in the development process of Web projects, and is relatively simple to implement. It supports almost all popular databases and operating systems; many famous and non-famous websites are developed through the PHP language; PHP is not subject to Platform tethering.

Sep 25, 2019 pm 01:49 PM

php