send_headers don’t work on wordpress multisite

send_headers don’t work on wordpress multisite

Related Posts:

  1. Content-Security-Policy Headers are there and showing the correct settings, but still getting a refused connection
  2. Prevent WordPress from sending set-cookie http header
  3. What are the differences between WPINC and ABSPATH?
  4. Using require_once in a Plugin?
  5. Making plugin unique to not conflict with plugins with the same name
  6. How to find out if option exists but is empty?
  7. How to pass JavaScript variable to PHP in wordpress widget?
  8. Errors while using ajax from external wordpress page
  9. shortcode doesn’t work
  10. Create or Update thousands of woocommerce products via PHP
  11. Scope for PHP Variables Assigned in functions.php or a plugin
  12. Update Option Error: Notice: Undefined index
  13. How to generate video out of images via WordPress plugin
  14. How to ‘clone’ a wp plugin to make small changes
  15. Where should I save an API key of my user when installing my plugin?
  16. WordPress Redirect Not Working – AJAX Callback Response Not Picked Up
  17. Custom form action to handle data inside a plugin
  18. Self deactivate plugins after an action occurs
  19. How to periodically scrape and cache strings from remote txt files. – My First Plugin
  20. WP Post Template – Templates in own folder
  21. Avoid class name collision when using third party libraries in plugins?
  22. wordpress plugin is not activating from widget
  23. Using a custom plugin to capture input data via Ajax and PHP
  24. Creating a custom post type, adding custom meta fields, preventing all future editability of posts of this type
  25. How to fetch products with the price in a page on woocommerce using a form or live search with php
  26. Image upload and download from front-end
  27. How to output CMB2 select options from repeated groups select elements?
  28. Creating a Callback URL for WordPress Woocommerce to update Order Status
  29. Ajax call returning 0
  30. How to deal with WordPress and Pocket API to automate content curation on my hosted wordpress blog? [closed]
  31. WP All Import – Execute Imports
  32. How to replace WordPress Media Upload Window with user’s device window?
  33. Conditional attributes and logic per product category
  34. WordPress get_avatar function not correct working
  35. Setup wp_schedule_event within a custom plugin
  36. My single.php page does not show the related data to the post which is clicked
  37. Check if variable is set in filter
  38. execute function after one completed
  39. Include a php file from another plugin
  40. Custom Login Page — wp_signon Headers Already Sent?
  41. Integrating boxtal PHP library into a custom WordPress Plugin
  42. Add User Role: Pre-saved in User-Meta [SOLVED]
  43. How to create plugin/ page that reads from database
  44. Save user total active time after login in wordpress [closed]
  45. How WordPress core manage the plugin installation
  46. Switch from wp-cron to a server cron job
  47. Why is it important to check for isset and is_array before checking in_array in this example?
  48. Calling a save function from a “submit” button
  49. Wp Debug Enabled True Notices and Warning
  50. How to call external functions from a PHP script in a WordPress plugin?
  51. How to add custom function to pluggable.php
  52. How to displaying Custom image, text and default image logo from Redux Framework option panel
  53. can’t unzip file
  54. i need to make custom cron_schedule with custom interval time as a parameter into a custom payment gateway plugin wordpress
  55. save_post_product action not firing
  56. How to get the custom field value using SQL query
  57. Unexpected add action function in WP plugin
  58. How to create admin setting for this small plugin
  59. Cookie value changes back to previous value after changing
  60. Change plugin descriptions
  61. How use wp_insert_post and add og:custom tags?
  62. Is there any way to sync Facebook Comments and with comments on WordPress website?
  63. Problem with checked box on wp car manager plugin
  64. WordPress rewrite rule depend on meta values not ids
  65. How to change “Read More” text?
  66. How to use Datatable with Ajax when creating plugin on WordPress?
  67. Problem with wordpress has_action() function
  68. Offering a freemium plugin (a free version + paid version)
  69. Using id to show item
  70. Showing how many times is plugin activated or deactivated
  71. Generate and send ICS file through WordPress
  72. Is admin section completely customizable in terms of styling?
  73. Woocommerce list variations that are added already to cart in Single Product
  74. WordPress Admin sub-level menu issue
  75. Change pricing in Woocommerce based on Category and Product [closed]
  76. Passing ajax variable to more than one wordpress plugin function
  77. WordPress environment not loading properly
  78. Form tries to download a file on submit
  79. WordPress not displaying information on post sent from custom admin form
  80. Displaying friend’s posts only
  81. Theme editor removes backslashes
  82. Creating a user ‘add custom field’ section
  83. Autoloading a PHP class – working outside, but not inside WordPress plugin
  84. Saving an array to get_options
  85. Doing action based on input from options menu
  86. Help me with my first very basic plugin
  87. How use Dynamic hyperlink on each wordpress post?
  88. My wordpress website admin panel loads very slow, what can i do about that? [closed]
  89. How to create post comparison in wordpress
  90. What can I do to customize a widget provided with this plugin? from where have I to start?
  91. How to add custom html to the Media > Attachment Details modal?
  92. Function not being called on form submit, only blank admin-post.php page
  93. How can I save the selected page in the dropdown after anyone clicks on Save Changes?
  94. How can I save the selected page in the dropdown after anyone clicks on Save Changes?
  95. How to override plugin function in code snippets WordPress
  96. How to create a “Most Popular” & “Latest” TAB in WordPress
  97. WordPress Throwing Deprecated Errors on its own Files
  98. Use inline callable for hooks and filters
  99. Error in using ‘admin_enqueue_scripts’ action through a class
  100. plugin doesn’t retrieve data from database