Where should I put “run once” plugin pages?

Related Posts:

1. How can I add an image upload field directly to a custom write panel?
2. Is it possible to reuse wp.media.editor Modal for dialogs other than media
3. How do i best handle custom plugin page actions?
4. What do you think about custom designed plugin/theme options UIs?
5. How do I improve this admin query snippet to avoid generating duplicate results on non-meta searches?
6. Plugin API for easy admin list table generation, handling & exporting of MySQL tables?
7. Export data as CSV in back end with proper HTTP headers
8. Create a custom admin page for custom post type + taxonomies + metas
9. Completely remove WP_Admin_Bar for specific user roles
10. API to trigger prompt on leaving page
11. Show message on wordpress admin dashboard
12. Hook the Keydown Event in the TinyMCE Post Editor
13. Is it possible to add an admin page using add_submenu_page() and pass a var in the query string?
14. how to use thickbox in admin?
15. How do you create a custom edit.php / edit pages page
16. Cancel post save
17. Add a jQuery function to admin pages
18. Is it save to require plugin.php early to be able to use get_plugin_data() earlier?
19. WP Cron doesn’t save or in post body
20. Create a clickable name in WP_List_Table for Plugin Admin
21. Filters ‘request’ and ‘parse_query’ not firing in sites.php nor link-manager.php
22. URLs of plugin resources?
23. Problems with removing admin bar
24. Check if I am in the Admin Panel (wp-admin)?
25. How to add custom content under plugin row in WordPress admin plugin list?
26. How to put placeholder text in the main post input area?
27. How to load the plugin only when logged in?
28. How to redirect to action on custom page within admin section
29. WP AJAX is not working, always returns 0
30. Add notification bubble notice in navigation using transients
31. Can I individually style items in the backend widget list?
32. How to run a external JavaScript file on wp-admin if admin, and other if normal user?
33. add a class when login
34. Add a panel to edit post
35. Using the default wordpress uploader inside plugin
36. Modify users.php page to create page/post on button clicked
37. Issue plugin commands in admin settings page
38. Any problem in using native jquery ajax style instead of using admin-ajax.php?
39. maintaing consistent layout wordpress dashboard
40. Replacing Scripts in Admin Load_Scripts
41. Programmatically modify an admin page UI of a WordPress site from my WordPress plugin
42. Is there no admin ui guide for 4.x?
43. Problems with: manage_${post_type}_posts_columns
44. Global State During an Admin Post
45. Render content after post title in wp-admin
46. On cliking add new post redirect user to a custom page first
47. What should happen when a WordPress Plugin is activated across the network (Network Wide Activation)
48. Prevent third party plugin’s admin page access based on user type
49. How to add WordPress Admin “Insert Link” UI (searches through existing posts for URL) and functionality into a custom plugin?
50. Is it possible to restrict all admin pages except theme customisation and storefront using plugin?
51. Admin – Handle data before creating or updating a post, page or custom post
52. wp_filesystem put_contents issue with owner/group
53. Password field is empty when using wp_signon();
54. How can I replace content in the WP Admin area before an admin page is rendered?
55. Using ReactJS in the WordPress admin for plugin development
56. template_redirect or admin-ajax.php?
57. Creating Admin Plugin – Content of a page is displayed at global scope as well
58. How to load library scripts in admin from plugins in noConflict wrapper?
59. Show error message after exception handled
60. Issue with contextual help overwriting existing content
61. Enqueue script globally
62. Alternatives to DISALLOW_FILE_EDIT wp-config Constant? It Breaks Some Plugins
63. How do I add a favicon that only shows during viewing of my plugin’s admin panel?
64. Remove Permalink Meta Box not working?
65. How do I duplicate a single post, with all its properties, and save it as a different post?
66. Remove Meta-boxes (Yoast SEO plugin) [duplicate]
67. How to add text editor in plugin menu?
68. Get cat parameter from admin-ajax
69. check_admin_referer()
70. How to make an admin plugin menu page go full screen?
71. WordPress admin panel not working
72. Add New Button in Admin Panel
73. I cant add is_admin control to plugin
74. 400 Bad Request and illegal invocation in wp_ajax based on processData set to false or true
75. Change Label of custom post type
76. Stop unauthorised file access
77. How to enable or disable check boxes in custom post type
78. Redirect with message after admin_post.php
79. How to display properly exception or echo string after posting in plugin?
80. Same header/footer in Admin, across all network sites in multisite
81. Get (eventual) permalink from post within Edit Post in Admin panel
82. Plugin dev: How to multiply instances of a plugin in the same metabox?
83. How to add conent (text) to Add New pages form of admin in WordPress
84. Issue with iframe in TinyMCE
85. Forcing ALL plugin Admin menus into a separate menu
86. Post data in wp-admin to external database
87. admin page passing $_POST variables to itself
88. WordPress multiple user roles accessing on their information on one site?
89. modify buddpress adminbar only in admin pages
90. Loading jQuery library from WordPress admin
91. How to change the headline title for an admin page in a plugin?
92. How do I display and edit other posts within the ‘Edit Post’ area of Wp-Admin Dashboard
93. How to prepend a header section to all pages related to my WordPress Plugin
94. Update Cache on Save Instead of Clearing It?
95. Create child of child custom page in wp-admin
96. Load specific CSS file
97. How to use native wordpress translation domain inside a custom plugin?
98. Select a Text for CSS
99. WordPress – Filter users list count
100. Customize Message