王威 oliwave
    • Create new note
    • Create a note from template
      • Sharing URL Link copied
      • /edit
      • View mode
        • Edit mode
        • View mode
        • Book mode
        • Slide mode
        Edit mode View mode Book mode Slide mode
      • Customize slides
      • Note Permission
      • Read
        • Only me
        • Signed-in users
        • Everyone
        Only me Signed-in users Everyone
      • Write
        • Only me
        • Signed-in users
        • Everyone
        Only me Signed-in users Everyone
      • Engagement control Commenting, Suggest edit, Emoji Reply
    • Invite by email
      Invitee

      This note has no invitees

    • Publish Note

      Share your work with the world Congratulations! 🎉 Your note is out in the world Publish Note

      Your note will be visible on your profile and discoverable by anyone.
      Your note is now live.
      This note is visible on your profile and discoverable online.
      Everyone on the web can find and read all notes of this public team.
      See published notes
      Unpublish note
      Please check the box to agree to the Community Guidelines.
      View profile
    • Commenting
      Permission
      Disabled Forbidden Owners Signed-in users Everyone
    • Enable
    • Permission
      • Forbidden
      • Owners
      • Signed-in users
      • Everyone
    • Suggest edit
      Permission
      Disabled Forbidden Owners Signed-in users Everyone
    • Enable
    • Permission
      • Forbidden
      • Owners
      • Signed-in users
    • Emoji Reply
    • Enable
    • Versions and GitHub Sync
    • Note settings
    • Note Insights
    • Engagement control
    • Transfer ownership
    • Delete this note
    • Save as template
    • Insert from template
    • Import from
      • Dropbox
      • Google Drive
      • Gist
      • Clipboard
    • Export to
      • Dropbox
      • Google Drive
      • Gist
    • Download
      • Markdown
      • HTML
      • Raw HTML
Menu Note settings Versions and GitHub Sync Note Insights Sharing URL Create Help
Create Create new note Create a note from template
Menu
Options
Engagement control Transfer ownership Delete this note
Import from
Dropbox Google Drive Gist Clipboard
Export to
Dropbox Google Drive Gist
Download
Markdown HTML Raw HTML
Back
Sharing URL Link copied
/edit
View mode
  • Edit mode
  • View mode
  • Book mode
  • Slide mode
Edit mode View mode Book mode Slide mode
Customize slides
Note Permission
Read
Only me
  • Only me
  • Signed-in users
  • Everyone
Only me Signed-in users Everyone
Write
Only me
  • Only me
  • Signed-in users
  • Everyone
Only me Signed-in users Everyone
Engagement control Commenting, Suggest edit, Emoji Reply
  • Invite by email
    Invitee

    This note has no invitees

  • Publish Note

    Share your work with the world Congratulations! 🎉 Your note is out in the world Publish Note

    Your note will be visible on your profile and discoverable by anyone.
    Your note is now live.
    This note is visible on your profile and discoverable online.
    Everyone on the web can find and read all notes of this public team.
    See published notes
    Unpublish note
    Please check the box to agree to the Community Guidelines.
    View profile
    Engagement control
    Commenting
    Permission
    Disabled Forbidden Owners Signed-in users Everyone
    Enable
    Permission
    • Forbidden
    • Owners
    • Signed-in users
    • Everyone
    Suggest edit
    Permission
    Disabled Forbidden Owners Signed-in users Everyone
    Enable
    Permission
    • Forbidden
    • Owners
    • Signed-in users
    Emoji Reply
    Enable
    Import from Dropbox Google Drive Gist Clipboard
       owned this note    owned this note      
    Published Linked with GitHub
    Subscribed
    • Any changes
      Be notified of any changes
    • Mention me
      Be notified of mention me
    • Unsubscribe
    Subscribe
    # Week 04(2019/10/03) - Book mode https://hackmd.io/@ncnu-opensource/By4H6JLNW ## Vim 安裝 vim (vim 是一款文字編輯器) ``` sudo apt install vim ``` 建立一個檔案 ``` touch hello.txt (.py .c ...etc) ``` 開啟檔案 ``` vim hello.txt ``` 插入模式: ``` i (按 i 以插入) ``` 查詢指令: ``` :help ``` 儲存: ``` :w ``` 離開: ``` :q ``` 儲存並且離開: ``` :wq ``` 強制離開: ``` :q! ``` 切換插入模式,並在文章尾 ``` 一般模式下 A (shift+a) ``` 顯示行數 : 一般模式下 ``` :set number ``` 直接跳到第17行: ``` :17 ``` 直接 vim 一個不存在的檔案(會直接開啟以該名字為檔名的檔案): ``` vim ~/.vimrc (可以寫自己的 vim 設定檔)寫完記得 :w ``` 小寫`O` 游標下空一行,並切換成插入模式 大寫`O` 游標上空一行,並切換成插入模式 ## 指令 alias ( asign 一個指令為另一指令或指令組合 ) ``` alias "ll"="ls -lah" ``` 但離開該視窗該 alias 會無效,要永久生效要到 bashrc 改 放置 bash 的位置(可放置常用指令) ``` vim ~/.bashrc ``` 找東西放在哪 ``` which xxx ``` 文字編輯器 - nano - vi - vim - pico - emacs(史詩!擁有相當多的外掛可以輔助開發) 開發環境與文字編輯器的差異: ``` 純粹編輯文字的工具 versus 可編譯編輯測試執行開發中的程式 ``` ## 這輩子不會寫到的語言,但你一定要知道! - [Lisp](https://zh.wikipedia.org/wiki/LISP) - [Prolog](https://zh.wikipedia.org/zh-tw/Prolog) ## 神奇ㄉ套件管理工具 aptitude ``` sudo apt install aptitude ``` ![](https://i.imgur.com/m3nRqK6.png) 用此安裝格式會有完整的安裝紀錄 ``` apt moo apt moo moo apt moo moo moo aptitude moo aptitude -v moo aptitude -vv moo aptitude -vvv moo aptitude -vvvv moo aptitude -vvvvv moo aptitude -vvvvvv moo ``` 按 + 標示為準備安裝 ( 會顯示綠色標示 ),按 - 取消,反安裝 是用 "/" 以搜尋 (按\也可以!!) home 可回到主選單 找下一筆搜尋 "n" ``` regular expression /RegX regeX ``` [online practice regex](https://regex101.com/) `^ssh` :符合ssh為開頭 `ssh$` :符合ssh為結尾 `^ssh$` :only ssh `s{2, 3}h`: 2或3個h gg 以升級 按 g 顯示將有那些套件更新或下載 再按 g 確認正式安裝 開頭p : 安裝後的套件 (purge) 開頭c : 遭移除後的套件 () ctrl + T : menu (左右切換選單) ctrl + E :取消待執行動作 Q:再次安裝,為什麼不用下載? A:Cache sudo apt-get autoremove 設定檔 & 暫存檔刪除 -purge 徹底刪除 ``` sudo apt-get autoremove --purge^ ``` 清除過期檔案 ``` sudo apt-get autoclean ``` ### ssh 設定 查看 ssh 運行狀態 - ```ps aux|grep ssh``` ssh 需要一個 port 來接受別人的連線 ( ssh為 22 ) 查詢已開啟的 listen port ``` sudo netstat -ntupl(需要sudo) ``` `ip a`:127.0.0.1 ( Localhost 所有該組 ip 皆導向自己) 連線至該主機(ssh) ``` ssh user@localhost ``` `ifconfig` : 印出所有連線 `inet addr` :

    Import from clipboard

    Paste your markdown or webpage here...

    Advanced permission required

    Your current role can only read. Ask the system administrator to acquire write and comment permission.

    This team is disabled

    Sorry, this team is disabled. You can't edit this note.

    This note is locked

    Sorry, only owner can edit this note.

    Reach the limit

    Sorry, you've reached the max length this note can be.
    Please reduce the content or divide it to more notes, thank you!

    Import from Gist

    Import from Snippet

    or

    Export to Snippet

    Are you sure?

    Do you really want to delete this note?
    All users will lose their connection.

    Create a note from template

    Create a note from template

    Oops...
    This template has been removed or transferred.
    Upgrade
    All
    • All
    • Team
    No template.

    Create a template

    Upgrade

    Delete template

    Do you really want to delete this template?
    Turn this template into a regular note and keep its content, versions, and comments.

    This page need refresh

    You have an incompatible client version.
    Refresh to update.
    New version available!
    See releases notes here
    Refresh to enjoy new features.
    Your user state has changed.
    Refresh to load new user state.

    Sign in

    Forgot password

    or

    By clicking below, you agree to our terms of service.

    Sign in via Facebook Sign in via Twitter Sign in via GitHub Sign in via Dropbox Sign in with Wallet
    Wallet ( )
    Connect another wallet

    New to HackMD? Sign up

    Help

    • English
    • 中文
    • Français
    • Deutsch
    • 日本語
    • Español
    • Català
    • Ελληνικά
    • Português
    • italiano
    • Türkçe
    • Русский
    • Nederlands
    • hrvatski jezik
    • język polski
    • Українська
    • हिन्दी
    • svenska
    • Esperanto
    • dansk

    Documents

    Help & Tutorial

    How to use Book mode

    Slide Example

    API Docs

    Edit in VSCode

    Install browser extension

    Contacts

    Feedback

    Discord

    Send us email

    Resources

    Releases

    Pricing

    Blog

    Policy

    Terms

    Privacy

    Cheatsheet

    Syntax Example Reference
    # Header Header 基本排版
    - Unordered List
    • Unordered List
    1. Ordered List
    1. Ordered List
    - [ ] Todo List
    • Todo List
    > Blockquote
    Blockquote
    **Bold font** Bold font
    *Italics font* Italics font
    ~~Strikethrough~~ Strikethrough
    19^th^ 19th
    H~2~O H2O
    ++Inserted text++ Inserted text
    ==Marked text== Marked text
    [link text](https:// "title") Link
    ![image alt](https:// "title") Image
    `Code` Code 在筆記中貼入程式碼
    ```javascript
    var i = 0;
    ```
    var i = 0;
    :smile: :smile: Emoji list
    {%youtube youtube_id %} Externals
    $L^aT_eX$ LaTeX
    :::info
    This is a alert area.
    :::

    This is a alert area.

    Versions and GitHub Sync
    Get Full History Access

    • Edit version name
    • Delete

    revision author avatar     named on  

    More Less

    Note content is identical to the latest version.
    Compare
      Choose a version
      No search result
      Version not found
    Sign in to link this note to GitHub
    Learn more
    This note is not linked with GitHub
     

    Feedback

    Submission failed, please try again

    Thanks for your support.

    On a scale of 0-10, how likely is it that you would recommend HackMD to your friends, family or business associates?

    Please give us some advice and help us improve HackMD.

     

    Thanks for your feedback

    Remove version name

    Do you want to remove this version name and description?

    Transfer ownership

    Transfer to
      Warning: is a public team. If you transfer note to this team, everyone on the web can find and read this note.

        Link with GitHub

        Please authorize HackMD on GitHub
        • Please sign in to GitHub and install the HackMD app on your GitHub repo.
        • HackMD links with GitHub through a GitHub App. You can choose which repo to install our App.
        Learn more  Sign in to GitHub

        Push the note to GitHub Push to GitHub Pull a file from GitHub

          Authorize again
         

        Choose which file to push to

        Select repo
        Refresh Authorize more repos
        Select branch
        Select file
        Select branch
        Choose version(s) to push
        • Save a new version and push
        • Choose from existing versions
        Include title and tags
        Available push count

        Pull from GitHub

         
        File from GitHub
        File from HackMD

        GitHub Link Settings

        File linked

        Linked by
        File path
        Last synced branch
        Available push count

        Danger Zone

        Unlink
        You will no longer receive notification when GitHub file changes after unlink.

        Syncing

        Push failed

        Push successfully