yu/cheatsheet-site
1
0
Fork 0
Code Pull Requests Activity

init
Some checks failed
Build / build (push) Has been cancelled

Browse Source
This commit is contained in:
yuudi
2025-08-10 11:04:12 +00:00
commit 728a3db957
20 changed files with 527 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
content/_index.md Normal file
View File

@@ -0,0 +1,6 @@
+++
date = '2025-08-10T11:26:53Z'
title = 'Cheatsheet'
+++
Cheatsheet for useful Linux commands

4
content/markdown/_index.md Normal file
View File

@@ -0,0 +1,4 @@
+++
date = '2025-08-10T12:20:42Z'
title = 'Markdown'
+++

112
content/markdown/markdown-extensions.md Normal file
View File

@@ -0,0 +1,112 @@
+++
date = '2025-08-10T11:50:12Z'
title = 'Markdown Extensions'
+++
## 表格
```markdown
| 表头1 | 表头2 | 表头3 |
|---|---|---|
| 单元格1 | 单元格2 | 单元格3 |
| 单元格4 | 单元格5 | 单元格6 |
```
| 表头1 | 表头2 | 表头3 |
|---|---|---|
| 单元格1 | 单元格2 | 单元格3 |
| 单元格4 | 单元格5 | 单元格6 |
## 分割线
```markdown
___
---
***
```
---
## 定义
术语1
: 这是术语1的定义。
术语2
: 这是术语2的第一个定义。
: 这是术语2的第二个定义。
```markdown
术语1
: 这是术语1的定义。
术语2
: 这是术语2的第一个定义。
: 这是术语2的第二个定义。
```
## 语法
```markdown
### Header-with {#custom-id}
~~delete~~
==highlight==
H~2~O
X^2^
$(x+y)^2=x^2+y^2+2xy$
:joy:
```
### Header-with {#custom-id}
~~delete~~
==highlight==
H~2~O
X^2^
$(x+y)^2=x^2+y^2+2xy$
:joy:
## 脚注
```markdown
这是一个有脚注的句子[^1]。
[^1]: 这是脚注的内容。
Here's a simple footnote and here's a longer one.[^note]
[^note]: Here's one with multiple paragraphs and code.
```
这是一个有脚注的句子[^1]。
[^1]: 这是脚注的内容。
Here's a simple footnote and here's a longer one.[^note]
[^note]: Here's one with multiple paragraphs and code.
## mermaid
[mermaid](./mermaid.md)
```mermaid
graph LR
A[Start] --> B(Process 1)
B --> C{Condition};
C -- Yes --> D(Result A)
C -- No --> E(Result B)
D --> F(End)
E --> F
```

62
content/markdown/mermaid.md Normal file
View File

@@ -0,0 +1,62 @@
+++
date = '2025-08-10T11:51:03Z'
title = 'Mermaid'
+++
<https://mermaid.js.org/intro/>
```
graph LR
A --> B --> C
A & B --> D
D --text--> E
D -.- F
D ==> G
```
```mermaid
graph LR
A --> B --> C
A & B --> D
D --text--> E
D -.- F
D ==> G
```
```
graph LR
默认
圆角矩形(圆角矩形)
矩形[矩形]
棱形{棱形}
胶囊([胶囊])
子程序[[子程序]]
圆柱[(圆柱)]
圆形((圆形))
六边形{{六边形}}
平行四边形[/平行四边形/]
反平行四边形[\反平行四边形\]
正梯形[/正梯形\]
反梯形[\反梯形/]
非对称的矩形>非对称的矩形]
双圆(((双圆)))
```
```mermaid
graph LR
默认
圆角矩形(圆角矩形)
矩形[矩形]
棱形{棱形}
胶囊([胶囊])
子程序[[子程序]]
圆柱[(圆柱)]
圆形((圆形))
六边形{{六边形}}
平行四边形[/平行四边形/]
反平行四边形[\反平行四边形\]
正梯形[/正梯形\]
反梯形[\反梯形/]
非对称的矩形>非对称的矩形]
双圆(((双圆)))
```

4
content/ssh/_index.md Normal file
View File

@@ -0,0 +1,4 @@
+++
date = '2025-08-10T11:30:43Z'
title = 'SSH'
+++

24
content/ssh/port-forwarding.md Normal file
View File

@@ -0,0 +1,24 @@
+++
date = '2025-08-10T11:55:59Z'
title = 'Port Forwarding'
+++
- `-L` 本地转发（本地访问远程）
- `-R` 远程转发（远程访问本地，如clash）
```pseudo-shell
ssh -R <remote_listen_port>:<local_host>:<local_port> <user>@<ssh_server>
ssh -L [<local_listen_host>]:<local_listen_port>:<remote_host>:<remote_port> <user>@<ssh_server>
```
<shell-commands-builder-component
command="ssh -R ${REMOTE_LISTEN_PORT}:${LOCAL_HOST:-localhost}:${LOCAL_PORT} ${SSH_HOST} ${COMMAND}"
variables='[{"name":"REMOTE_LISTEN_PORT","default":"7890"},{"name":"LOCAL_HOST","default":"localhost"},{"name":"LOCAL_PORT","default":"7890"},{"name":"SSH_HOST","required":true},{"name":"COMMAND","default":"sleep infinity"}]'>
</shell-commands-builder-component>
---
<shell-commands-builder-component
command="ssh -L ${LOCAL_LISTEN_PORT}:${REMOTE_HOST:-localhost}:${REMOTE_PORT} ${SSH_HOST} ${COMMAND}"
variables='[{"name":"LOCAL_LISTEN_PORT","default":"8080"},{"name":"REMOTE_HOST","default":"localhost"},{"name":"REMOTE_PORT","default":"80"},{"name":"SSH_HOST","required":true},{"name":"COMMAND","default":"sleep infinity"}]'>
</shell-commands-builder-component>

23
content/ssh/ssh-via-gpg.md Normal file
View File

@@ -0,0 +1,23 @@
+++
date = '2025-08-10T11:36:00Z'
title = 'SSH via GPG'
+++
## get gpg key grip
<shell-commands-builder-component
command="gpg -k --with-keygrip">
</shell-commands-builder-component>
## enable ssh auth
<shell-commands-builder-component
command="gpg-connect-agent 'keyattr $1 Use-for-ssh: true' /bye"
variables='[{"position":1,"required":true}]'>
</shell-commands-builder-component>
## enable ssh agent
<shell-commands-builder-component
command="echo 'export SSH_AUTH_SOCK=/run/user/1000/gnupg/S.gpg-agent.ssh' >> ~/.bashrc">
</shell-commands-builder-component>

15
content/ssh/sshd.md Normal file
View File

@@ -0,0 +1,15 @@
+++
date = '2025-08-10T12:13:32Z'
title = 'sshd'
+++
<shell-commands-builder-component
command="cat << EOF > /etc/ssh/sshd_config.d/security.conf
PermitRootLogin no
PubkeyAuthentication yes
PasswordAuthentication no
Port $SSH_LISTEN_PORT
EOF
systemctl restart sshd"
variables='[{"name":"SSH_LISTEN_PORT","default":"22"}]'>
</shell-commands-builder-component>

39
content/util/regex.md Normal file
View File

@@ -0,0 +1,39 @@
+++
date = '2025-08-10T12:37:16Z'
title = '正则'
+++
## 原子组
不回溯
```regex
(?>...)
```
## 占有量词
不回溯
```regex
.*+
.++
.?+
```
## 详细模式（Verbose Mode / Free-Spacing Mode）
```python
regex_verbose = r"""
^ # 匹配字符串开头
(\d{4}) # 捕获四位数的年份
- # 匹配连字符
(\d{2}) # 捕获两位数的月份
- # 匹配连字符
(\d{2}) # 捕获两位数的日期
$ # 匹配字符串结尾
"""
date_string = "2023-10-26"
match = re.match(regex_verbose, date_string, re.VERBOSE)
```

30
content/util/tar.md Normal file
View File

@@ -0,0 +1,30 @@
+++
date = '2025-08-10T12:31:42Z'
title = 'tar'
+++
<shell-commands-builder-component
command="tar czf $ARCHIVE_NAME.tgz $FILES"
variables='[{"name":"ARCHIVE_NAME","default":"archive"},{"name":"FILES","required":true}]'>
</shell-commands-builder-component>
---
<shell-commands-builder-component
command="tar cJf $ARCHIVE_NAME.tar.xz $FILES"
variables='[{"name":"ARCHIVE_NAME","default":"archive"},{"name":"FILES","required":true}]'>
</shell-commands-builder-component>
---
<shell-commands-builder-component
command="tar cjf $ARCHIVE_NAME.tar.bz2 $FILES"
variables='[{"name":"ARCHIVE_NAME","default":"archive"},{"name":"FILES","required":true}]'>
</shell-commands-builder-component>
---
<shell-commands-builder-component
command="tar --zstd -cf $ARCHIVE_NAME.tar.zst $FILES"
variables='[{"name":"ARCHIVE_NAME","default":"archive"},{"name":"FILES","required":true}]'>
</shell-commands-builder-component>

4
content/vm/_index.md Normal file
View File

@@ -0,0 +1,4 @@
+++
date = '2025-08-10T12:20:23Z'
title = 'VM'
+++

10
content/vm/bbr.md Normal file
View File

@@ -0,0 +1,10 @@
+++
date = '2025-08-10T12:11:46Z'
title = 'BBR'
+++
<shell-commands-builder-component
command='echo "net.core.default_qdisc=fq" >>/etc/sysctl.conf
echo "net.ipv4.tcp_congestion_control=bbr" >>/etc/sysctl.conf
sysctl -p'>
</shell-commands-builder-component>