problem description python3 uses process communication, I crawled to some agents, need to check availability, use the validator function, and then I opened the process pool to run the validator function. Validator will put the available agents to Queu...
suppose I now have a process that prints "hello world " in a loop. From a process perspective alone, will it be assigned a port number when I start it? in other words, is the port number only available when I get the process bound, or is it randomly ...
when any thread X executes the wait () and notify () methods on any thread Y, it needs to acquire the lock first. it is said that the locking mechanism is to solve the critical resource problem, so does it allow threads to start and pause access to any ...
Why do pipes have to be half-duplex from a source point of view? ...
Python version: 2.7 now you need to use tornado to implement a function like this: 1. Create multiple processes using tornado. 2. The method of reading configuration information from the database is written in the process, and the read configurat...
openwrt: there is also a 17 lede-17.01.5-brcm2708-bcm2710-rpi-3-ext4-sdcard.img are all stuck here. What s the reason? am I in the wrong place? Light cat-routing-raspberry pie -desktops, etc. ...
misreported ...
< H1 > add < H1 > the title description is a little vague, there are methods such as the props property and $emit ( on-ok ) in the component call via < component: xxx= "xxx " @ on-ok= "xxx " > question: I am now calling via plug-in mo...
A logs in on computer B and gets a token, and then A logs in on computer C to get a token,. Now A has two token. Is there any way to invalidate the previous token? Otherwise, both computers can log in, how does the mainstream approach solve this problem?...
what messages are stored in the redis message queue set by message_queue in the config.json settings of pyspider? ...