Refresh some posts.

_posts/2019-08-08-write-a-new-post.md

@@ -46,7 +46,7 @@ tags: [bee]
 
 ### Author Information
 
-The author information of the post usually does not need to be filled in the _Front Matter_ , they will be obtained from variables `social.name` and the first entry of `social.links` of the configuration file by default. But you can also override it as follows:
+The author information of the post usually does not need to be filled in the _Front Matter_ , they will be obtained from variables `social.name` and the first entry of `social.links` of the configuration file _by default_. But you can also override it as follows:
 
 Adding author information in `_data/authors.yml` (If your website doesn't have this file, don't hesitate to create one).
 

_posts/2019-08-11-customize-the-favicon.md

@@ -10,7 +10,7 @@ The [favicons](https://www.favicon-generator.org/about/) of [**Chirpy**](https:/
 
 ## Generate the favicon
 
-Prepare a square image (PNG, JPG, or SVG) with a size of 512x512 or more, and then go to the online tool [**Real Favicon Generator**](https://realfavicongenerator.net/) and click the button <kbd>Select your Favicon image</kbd> to upload your image file.
+Prepare **a square image** (PNG, JPG, or SVG) with a size of 512x512 or more, and then go to the online tool [**Real Favicon Generator**](https://realfavicongenerator.net/) and click the button <kbd>Select your Favicon image</kbd> to upload your image file.
 
 In the next step, the webpage will show all usage scenarios. You can keep the default options, scroll to the bottom of the page, and click the button <kbd>Generate your Favicons and HTML code</kbd> to generate the favicon.
 

_posts/2023-10-14-Ubuntu-Network-Commands.md

@@ -14,7 +14,7 @@ img_path: assets/img
 ifconfig를 대체하는 명령은 `ip` 이다.
 
 ```terminal
-$ ip -a
+$ ip a
 ```
 
 ## 네트워크 연결 정보