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反向代理替换response body中的字符串

反向代理替换response body中的字符串

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1 min read
change case sensitive setting in less command

change case sensitive setting in less command

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1 min read
ansible inventory plugin: host_list

ansible inventory plugin: host_list

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1 min read
How to check MySQL Config files

How to check MySQL Config files

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1 min read
server returned error on SASL authentication step: Authentication failed

server returned error on SASL authentication step: Authentication failed

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1 min read
Nginx - rewrite or return for redirection?

Nginx - rewrite or return for redirection?

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1 min read
The attempted operation is not supported for the type of object referenced

The attempted operation is not supported for the type of object referenced

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1 min read
Windows behaves as if the left shift key is stuck

Windows behaves as if the left shift key is stuck

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1 min read
Valid file extensions for ansible inventory

Valid file extensions for ansible inventory

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1 min read
vsphere esxi 使用

vsphere esxi 使用

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1 min read
Answer: Kubernetes Pod stuck in CrashLoopBackOff

Answer: Kubernetes Pod stuck in CrashLoopBackOff

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1 min read
docker 重启失败

docker 重启失败

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1 min read
/etc/security/limits.

/etc/security/limits.

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1 min read
bash 函数 return 1 是表示执行失败

bash 函数 return 1 是表示执行失败

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1 min read
quote in ssh bash -c

quote in ssh bash -c

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1 min read
Why do the md5 hashes of two tarballs of the same file differ?

Why do the md5 hashes of two tarballs of the same file differ?

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1 min read
kubectl -ojsonpath

kubectl -ojsonpath

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1 min read
解决 Kubernetes 中 Kubelet 组件报 failed to get cgroup 错误

解决 Kubernetes 中 Kubelet 组件报 failed to get cgroup 错误

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1 min read
Answer: how to run kubelet as docker container

Answer: how to run kubelet as docker container

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1 min read
the associated storage asset still exists when the pv is deleted

the associated storage asset still exists when the pv is deleted

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1 min read
Galera Cluster Recovery

Galera Cluster Recovery

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1 min read
Answer: How to see docker image contents

Answer: How to see docker image contents

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1 min read
windows hosts file do not support inline comments

windows hosts file do not support inline comments

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1 min read
Answer: What is the difference between the random.choices() and random.sample() functions?

Answer: What is the difference between the random.choices() and random.sample() functions?

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1 min read
Answer: Set specific DNS server using dns.resolver (pythondns)

Answer: Set specific DNS server using dns.resolver (pythondns)

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1 min read
Answer: How to copy Docker images from one host to another without using a repository

Answer: How to copy Docker images from one host to another without using a repository

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1 min read
I was misguided by the network policy of the office when I try to determine whether the target port of target server is open

I was misguided by the network policy of the office when I try to determine whether the target port of target server is open

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1 min read
Answer: Grep in MySQL CLI interpretter

Answer: Grep in MySQL CLI interpretter

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1 min read
add worker label to worker node in k8s

add worker label to worker node in k8s

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1 min read
忘了添加允许外网访问的 firewall rule 导致的问题

忘了添加允许外网访问的 firewall rule 导致的问题

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1 min read
beawre the place where you put ssh include directive after

beawre the place where you put ssh include directive after

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1 min read
ansible lineinfile 中 regexp 如果匹配多行,只会修改其中一行

ansible lineinfile 中 regexp 如果匹配多行,只会修改其中一行

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1 min read
ssh login to the wrong machine

ssh login to the wrong machine

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1 min read
ansible create empty file if it does not exist

ansible create empty file if it does not exist

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1 min read
auto start cron in wsl2

auto start cron in wsl2

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1 min read
the value of ansible_hostname is not fixed after the fact gathering

the value of ansible_hostname is not fixed after the fact gathering

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1 min read
ansible cannot connection after change ip of target

ansible cannot connection after change ip of target

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1 min read
ansible only use one configuration file, not combine all the configuration files

ansible only use one configuration file, not combine all the configuration files

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1 min read
ssh configuration in windows

ssh configuration in windows

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1 min read
Answer: docker find container by pid of inside process

Answer: docker find container by pid of inside process

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rsync continue a broken scp command

rsync continue a broken scp command

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recover from a interrupted yum upgrade

recover from a interrupted yum upgrade

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hyper -v 导致 windows 10 分辨率降级

hyper -v 导致 windows 10 分辨率降级

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1 min read
run ping command as normal user in wsl2

run ping command as normal user in wsl2

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1 min read
disable CoW on vm images

disable CoW on vm images

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1 min read
笔记本进启动菜单难

笔记本进启动菜单难

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1 min read
从国内访问返回503错误

从国内访问返回503错误

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1 min read
错误地配置了 gcp 的防火墙规则

错误地配置了 gcp 的防火墙规则

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1 min read
shell Process substitution and pipe

shell Process substitution and pipe

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1 min read
relational expression and /regular expression/ in awk

relational expression and /regular expression/ in awk

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1 min read
cmd1 && cmd2 || cmd3 is not the same as if cmd1; then cmd2; else cmd3;fi

cmd1 && cmd2 || cmd3 is not the same as if cmd1; then cmd2; else cmd3;fi

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1 min read
difference between rm and unlink

difference between rm and unlink

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1 min read
Answer: Ansible fileglob: unable to find … in expected paths

Answer: Ansible fileglob: unable to find … in expected paths

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1 min read
Prevent harmful Linux updates with versionlock

Prevent harmful Linux updates with versionlock

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1 min read
Answer: Run only one task and handler from ansible playbook

Answer: Run only one task and handler from ansible playbook

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1 min read
Ctrl-v I # cannot comment out multiple lines

Ctrl-v I # cannot comment out multiple lines

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1 min read
failed to switch container runtime to containerd

failed to switch container runtime to containerd

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1 min read
apt cacher for faster downloading rpm/deb pkgs

apt cacher for faster downloading rpm/deb pkgs

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1 min read
a wrong indent in yaml make comment invalid

a wrong indent in yaml make comment invalid

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1 min read
nodename and hostname in ansible

nodename and hostname in ansible

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