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Tag: encounter

Problems encountered in development – [Spring-security permission control framework]

1. When the console displays an error message: Bad credentials, there is a problem with the password. Check the password and verify it.

2. When the form form submits data, the default formdat

October 14, 2021By Simo Spring control, Development, encounter, framework, permissions, problem, security, springLeave a Comment

Investigation ideas in the K8S cluster encounter ETCD cluster faults

When creating an instance in the k8s cluster, it was found that the etcd cluster status failed to connect, causing the creation of the instance to fail. So I checked the cause.

Here is the he

October 1, 2021By Simo Load Balance cluster, encounter, ETCD, fault, investigation, K8S, Medium, thinkingLeave a Comment

The crawler encountered some problems

After the code optimization of golang Climbing Zhenai.com, the following error was reported after running. It took half an hour to find the reason. Record it here.

The code is like this:< /p>

September 29, 2021By Simo Web Crawler encounter, point, problem, reptileLeave a Comment

3D visual simulation encounters virtual reality technology

Leap Motion is not new anymore. The first generation of products was launched 3 years ago.

With two sets of development accessories, desktop and virtual reality, the software download address

September 26, 2021By Simo Tablet 3d, encounter, simulation, technology, virtual reality, visualizationLeave a Comment
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