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Marketing

[SEO] The truth about Meta tags, the relationship between page rank and click rate, and domain power

Meta tags are very important for SEO, and in Japanese, a title of 32 characters or less is considered optimal. 120 characters or so is recommended for Meta Description in Japanese. Although not a direct ranking factor, it is important for improving CTR.
Development/Design

[Docker memorandum] DockerFile, docker-compose.yml, Docker command

Docker enables virtualization (running a virtual PC inside a PC) using containers, which are lighter and more efficient than traditional virtual machines. a Docker container is a runtime environment generated from a Docker image. Containers are launched based on images and provide an isolated environment for running applications.
Development/Design

[Flutter] State management ②: From provider to Riverpod. Take the counter app as an example.

In the previous article, we described Flutter's state management from statefulWidget + setState to Provider.This time, we will look at Provider to Riverpod, which is context independent and enhances immutability.
Development/Design

[Flutter] State Management 1: StatefulWidget + setState to provider. Using a counter app as an example

In Flutter, you can use StatefulWidget to have internal state. In addition, libraries such as Provider, Riverpod, and Bloc are used to manage the state of the entire application.
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