How can I create a ‘sub-blog’ which has its own sidebar on individual posts?

Related Posts:

1. Display all posts under child sub category in sidebar on post page?
2. How to show post(excerpt) from specific category on wp page?
3. WordPress menu that shows all posts in a certain category like w3schools
4. Single.php – Get Current Parent Category
5. Un-highlight Blog Menu Item when Category Menu Item is Selected
6. Exclude post category in a blog page
7. Sidebar on single.php not showing up
8. Sidebar limiting to 10 posts?
9. Display most recent posts in category with Twenty Ten theme widget
10. Get posts from category from custom query
11. Edit Posts Page but not category specific pages?
12. Same sidebar in all posts as in the category
13. Display Random Author with Details in Sidebar
14. MySQL Query to Retrieve Category from wp_posts
15. Category checkbox list tree changes when editing a post
16. How to sort posts by last name (2nd word) on ONE category only?
17. widget should display post archive by year and on click also by month
18. Add custom field to all posts in specific category
19. Single.php Active Category Class
20. Most efficient way to list all categories and display a post for each of them?
21. prevent showing posts of an specific category in admin posts section
22. How to share same post to multiple site in wordpress?
23. Auto set Post to Specific Categories
24. New blog template to display only one category
25. How can I list random authors from current post category?
26. Custom excerpt length filter doesn’t work
27. How do I render all posts of the same category in same layout?
28. How to limit displayed posts on wordpress
29. WordPress list posts from sub categories
30. Select a random post from a specific category?
31. How to filter posts that belong to a specific category only if that is the only category
32. Category List (Archive) Page Template By Category
33. List posts in a given category
34. Post-ID in url differs from $post->ID
35. Child_of not displaying all children posts.. via get_posts
36. post categories
37. Choose whether to automatically add a taxonomy with the same name as the post
38. Append class to posts page
39. How can i limit the number of posts created per category?
40. Pulling in post category and children within category
41. Get Posts Under Custom Taxonomy
42. Prevent additional top level categories but allow more children
43. How can I hide tags on a child-category page, if that tag has not been used?
44. How do I stop the loop from repeating in my category template?
45. Is it possible to add/tick a category to a post when it is created?
46. Hide posts belongs to few categories in homepage
47. post category in wp_insert_post
48. store posts_id of category into a varable?
49. Display posts of specific category term
50. Widget that shows categories with posts numbers
51. Latest posts by category — how to exclude current post?
52. Relative number of post in category
53. How to get post with associated categories and tags names instead of ids with rest api?
54. Display a mixed list of posts and media
55. singular posts using archive styling
56. Remove Featured Image from posts in specific category?
57. How to show category based post in home page?
58. Getting post and attached image from subdomain
59. How to list post as buch of category, and all of them
60. How can I add a page that shows posts from a single category?
61. Post in bulk based on category template
62. Remove subcategory slug from url
63. Can I show category name in url for only one of my categories?
64. Automatic duplicate/copy of post to a related page in WordPress
65. Is there a way to categorize a list posts all at once?
66. Yoast breadcrumb URL shows category instead of the page
67. Featured Story Shortcode not outputting content
68. Use posts from old db by changing prefix
69. How to add a ‘News’ section to specific posts in WordPress
70. Get Category in save_post Hook
71. Blog featured images disappeared on my homepage
72. How to make a page show posts only from specific categories without editing php files
73. Single Sidebar; multiple templates! How?
74. How to show category image if no featured image is set?
75. How to run select query of post with category and tags?
76. Add Categories To Custom Post
77. Point users to a specific url directory for some posts
78. Display Posts by Categories
79. Static text above category page
80. Show only top 3 posts from 3 categories in order on home page
81. Link post to blog from a static page
82. Hide categories from showing above a Post
83. Order posts by separate menu order for different sub-categories
84. Delete old post with new post
85. I need to create a page or post hierarchy
86. Separate categories parents, childs and grandchilds in dropdowns
87. Get image paths from RSS feeds
88. How do I display the next 3 posts in the sidebar?
89. 2 tick boxes appearing below comments
90. Exclude sub sub categories from displaying in the archive page
91. Taxonomy Category category.php not working
92. Change from all posts to specific categories post on main page?
93. Posts not showing up on Blog page
94. How to save the same post in multiple blogs?
95. Polylang – display one post into 3 categories with different lang [closed]
96. How to sort the post to a specific category
97. my website didn’t show the defult right sidebars
98. I have a blog and want to prompt the user to select a category they like and have that select a random blog post
99. How to remove category and other tags from posts page
100. Get the category of post from which category page it have been clicked