< H2 > docker is equipped with the master and slave of redis < H2 > configuration is also very simple. Slave seems to be copied repeatedly (if there is a mistake, it is still returning to retry) docker-compose version: 3 services: redis-mast...
for example, if there is a key in redis, what should I do if I want all strings containing this key to match this key? from these two days of search, redis does not seem to have such a feature, and the only possible index can not be used here. ...
topic description nodejs redis gets the data and Synchronize returns sources of topics and their own ideas Synchronize returns the data saved by redis related codes ** * string * @param key * @param callBack(err,result) * db.get = f...
there are existing requirements. In order to avoid the problem of high concurrency, controller should put the request into the redis queue after obtaining the request. I just got an overview of the queue of redis on the Internet, and found that I used...
problem description after reading the official brief guidebook and some blog posts, there is no mention of the method of caching specified redis data structures in an annotated manner. all want to ask whether it is not possible to cache specified red...
I used to store 100 million pieces of data in my redis. There is a dump.rdb file on my computer, which takes up 10 g of space. Then I deleted 50 million pieces of data, and this dump.rdb file still takes up 10 g. I restart my computer to check the redis,...
suppose that the order is confirmed and then pushed to the remote server, and the API limits it to 70 times per minute. It thinks of the following solutions: 1. Each click will request an API, wait for the result to return and verify the result. Probl...
$obj_cluster = new RedisCluster(NULL, [ 192.168.222.130:6379 ]); ...
I can get it from the command line, but I just can t get it in the code. How to solve it? ...
I use docker to run redis, on Ubuntu in the virtual machine to refer to other people s ideas. I create a redis directory that contains a data directory and a redis.conf configuration file, as shown in figure: redis.confbind 127.0.0.1 daemonize no ...
$redis->flushAll(); set 1. $redis->zAdd( stud ,11, zhangsan ,22, zhangsan1 ,33, zhangsan3 ); $redis->zAdd( stud ,66, zhangsan2 ,55, zhangsan6 ,44, zhangsan5 ); 2. ...
I use spring-session and redis to share session, and then report the following error. It looks as if spring-context-5.0.7.RELEASE and spring-session-1.3.3.RELEASE are in conflict, but I didn t directly quote whether spring-context, is in some stater pa...
compared to lpop, this command mainly prevents message loss. If you lpop a queue and the client crashes, the message is lost. official description: () so, how to judge messages that exceed a certain time limit? that s what I m doing right now. ...
problem description several centOS7 systems are built using vmware the environmental background of the problems and what methods you have tried want to configure redis4.0.0 master-slave configuration related codes Please paste the code tex...
background: suppose we have an APP, server and database in mainland China, an independent domain name aaa.com Hong Kong has a web app, server and database in Hong Kong, and an independent domain name bbb.com the current situation is that if a domest...
windows7 s environment built with wamp $key = $this->resetkey($key); $this->redis->hSet( g , d , t ); print_r($this->redis->hGetAll( g ));exit; if($field== * || $field== ){ return $thi...
scrapy-redis multiple servers are running at the same time. Will the other servers stop sending ctrl+c, on one server? ...
after the scrapy-redis distributed crawler starts, can it run scrapy runspdier xx.py on a new machine to add slaves while it is crawling? Will you crawl the same url? A running project has configured scrapy-redis-related settings (REDIS_HOST, etc.) in...
redis sets the maximum memory by default if it exceeds the maximum memory, she will have a mechanism for deleting it but if the system itself is out of memory , it will cause redis to delete some data . ...
problem description when I use python3 s redis for caching, the structure is hset, but when the data reaches 10000, I need to store these 10000 pieces of data into the database. When I delete the hset, of redis, the new request is not added to the re...
problem description as mentioned in the question, how does the markline of echarts obtain background data? The data has been passed into the page but you don t know which item of data you want to assign to markline? the environmental background of ...
css font-face failed to load ttf font file OTS parsing error: OS 2: Failed to parse table the code is as follows: @font-face{ font-family: PlainWhite ; src: url( res font PlainWhite.ttf ) format( truetype ) } errors are as follows: ...
this is all the execution of my newsall below. How to specify that the crawlers in western Zhejiang run at the same time, because there are some crawlers under spider that I don t want to run ...
< H2 > question < H2 > Python s module socket uses ecv () to constantly listen to the request data sent by the client, including the empty string bounded . How to identify the empty request and block it? < H2 > Source code < H2 > Server side:...
in theory, more than 51% of the computing power can be tampered with. Many of the federation chains are made in the form of the same platform s own servers. Can it be said that 100% of the computing power is in the hands of this platform, and it is poss...