mDNS protocol application scenario research summary
mDNS protocol application scenario research summary

mDNS multicast DNS, using port 5353, multicast address 224.0.0.251. In a small network without a regular DNS server, mDNS can be used to implement DNS-like programming interfaces, packet formats, and operational semantics. The MDNS protocol packet has the same message structure as the DNS packet, but some fields have new meanings for MDNS.

[Unresolved] Install teamviewer in docker?
[Unresolved] Install teamviewer in docker?

Recently, I have been working hard with remote desktops! At present, there are some solutions for installing vnc server in docker, and it can be used, but the frame rate is very low. Even in the case of good network speed, the screen tearing is still serious. In comparison, after using teamviewer, I found this thing is really black technology! The remote desktop screen is very smooth!甩vnc desktop is a few streets!

Approaching WebAssembly’s debugging method
Approaching WebAssembly’s debugging method

WebAssembly or wasm is a new portable, size- and load-time-efficient format suitable for the web. Keywords:format,WebAssembly is an encoding format suitable for compiling to the web. In fact, WebAssembly can be seen as an enhancement to JavaScript that compensates for the flaws in JavaScript's execution efficiency.

Timing Serial database InfluxDB first experience
Timing Serial database InfluxDB first experience

What is time series data? The simplest definition is the data in the data format that contains the timestamp field. For example, the price of the stock market, the temperature in the environment, the CPU usage of the host, and so on. But what data does not contain timestamp? Almost all data can be tagged with a timestamp field. One of the more important attributes of time series data is how to query it. At the time of the query, we always bring a time range to filter the data for the time series. At the same time, the result of the query will always include the timestamp field.

Use Docker Volume: the new trend of data backup!
Use Docker Volume: the new trend of data backup!

Use docker volume as a new way to back up your database data. The era of containerization has indeed come, stateful database containers, stateless application containers, competing in the world of docker! You can keep the traditional operation mode and operation and maintenance mode, but please do not reject any ultimate belief that can enhance productivity and liberate your hands!