Custom plugin to get related posts by category

Related Posts:

1. Manipulate post category after time
2. prevent showing posts of an specific category in admin posts section
3. Get Posts Under Custom Taxonomy
4. How to add an admin notice upon post save/update
5. How to display related posts from same category?
6. How to show related posts by category
7. How to add category to: ‘wp-admin/post-new.php’?
8. Passing current cookies in wp_remote_get to get Draft Post Preview
9. Including categories in search results
10. Use category base slug in posts’ permalink
11. Different post sort order within different categories
12. Count how many posts in category
13. Custom Single Post By Category
14. Setting Custom Sort Order of Posts within a Category
15. How to get the number of posts in a selected category?
16. MySQL Query to Retrieve Category from wp_posts
17. Different number of posts in each category
18. Display all posts from specific categories on a page
19. Display the latest post from a category in a page
20. Listen to Post action
21. How to show list of posts by author and category?
22. Exclude posts that only have the ‘Uncategorized’ category [duplicate]
23. Category checkbox list tree changes when editing a post
24. How to add metabox for post of specific category
25. Convert custom fields to post categories
26. Show related posts by category but ignore one category
27. How to sort posts by last name (2nd word) on ONE category only?
28. How to disable Uncategorized category URL?
29. Add role that restricts user to post in specific category
30. How to get Category Id from Post Id ?
31. Count posts in category including child categories
32. Query posts from current year
33. Getting Position of a post in a category
34. Display only posts from a specific parent category
35. How to control which category will be picked for the slug of a post?
36. Categories box not showing on post edit pages
37. WooCommerce – Create Products Programatically [closed]
38. get_the_term_list by hierarchy order
39. How to change the layout and styling of posts according to their category in WordPress?
40. List only child categories a post is in, of a specific parent category
41. Add default content to post (for specific category)
42. Query only Posts from Both of Two Category?
43. Show Custom Taxonomy Categories, Listing of Posts, and Single Post via AJAX
44. Add custom field to all posts in specific category
45. Exclude category on blog list page
46. which action to hook to in order to perform post-publish action
47. Cannot access current post’s ID in custom plugin
48. Set number of article per number of page
49. display sub categories assoccited with each post in a category archive page
50. is there a better way of combining this?
51. Display most recent post in category instead of archive?
52. How to change post status from publish to draft using hook in wordpress?
53. How can I specify a category post on my home page
54. Single.php Active Category Class
55. Most efficient way to list all categories and display a post for each of them?
56. Archived Posts in Wrong Category
57. Show One Category on Post
58. Use template of parent category for single post sub-categories
59. How to choose a sort order (for posts) per category? (ideally when creating a new category)
60. wp_list_categories link to first post of category instead of calling taxonomy template
61. How to search only by post title and category?
62. Add custom field to category of custom post type
63. WordPress Child Category Display All Posts
64. Post in Multiple Categories to stay in current category (permalink, next previous post link)
65. get_post_type_archive_link(‘post’) returns current category archive
66. Display all posts under child sub category in sidebar on post page?
67. Do I use custom post type or something else?
68. Can I hide a specific post from latest posts page?
69. How do I get the slug of a custom taxonomy category of a post?
70. What Defines What Category A Post Picks (if in multiple)
71. Featured Posts for Category Pages
72. Auto set Post to Specific Categories
73. Limit function to specific post category
74. Using radio button meta data from a custom meta box
75. Permalink Settings: optional settings doesn’t apply to editor
76. How to show post(excerpt) from specific category on wp page?
77. How to Add ‘Post Categories’ to the Dashboard Sidebar
78. New blog template to display only one category
79. Authors in menu, template list post by author
80. Get user’s most published categories
81. Show all post titles
82. How only display all post related to category
83. WordPress – Admin Manage Posts – Multiple Filters by Parent Category
84. Custom Theme Want To Remove One Category From All Displays
85. Add Category name to Post Title (h1)
86. WordPress menu that shows all posts in a certain category like w3schools
87. Conditional that checks if a current category has any subcategory with posts
88. Divide Loop Into Days & Categories
89. Posts are not showing up on particular category
90. How can I list random authors from current post category?
91. How to set post expiration date and time and move the page to archive after expiration [closed]
92. Add category to all post by using sql query?
93. Display posts in alphabetical order for a particular category
94. Different template for posts of all subcategories of category
95. How do I render all posts of the same category in same layout?
96. Count to how many categories a post belongs to
97. How to make search for the custom post type?
98. Exclude posts from featuring
99. How to limit displayed posts on wordpress
100. How to store an extra (surrogate) ID when creating a post with wp_insert_post?