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0
votes
1answer
2k views

Warning: Cannot modify header information - headers already sent

I've just received this error/warning after trying to upload an image, any ideas what it means and what I can do to fix it? Warning: Cannot modify header information - headers already sent by (output ...
0
votes
1answer
516 views

Adding tables to dashboard pages programmatically?

I think that is not possible with some actions or filters, I know that I can do it just with html and using right css styles, and of course php to achieve what I need, or to write some minde actions. ...
3
votes
2answers
571 views

why plugins are loaded prior to pluggables

I got this image from one E-book for WP plugin development. Could you please clarify me why the Plugins are loaded before Pluggables.
1
vote
1answer
444 views

unable to change default URL at “General Settings” page

Okay I have the Default URL for the blog at "General settings" grayed out and unable to change the url of the blog anymore. The current value is ...
0
votes
2answers
896 views

Editing wp-config.php

I need to add the line define('WP_POST_REVISIONS', false); to my config.php , so that post revisions are disabled. I don't have access to wp-config.php, I have permission to edit my theme and ...
1
vote
1answer
1k views

Do I have to override the wp_mail() pluggable function with writing a plugin?

If I want to override wp_password_change_notification, do I have to write a plugin to do this? It seems to have no effect in functions.php of my theme. The only thing I need to do is change the ...
0
votes
1answer
2k views

overwrite a plugin function in functions.php

need to customise a plugin function but would rather not edit the plugin itself so updates wont remove the custom changes. function iss in a class called UserAccessManager and the function is; ...
15
votes
1answer
10k views

How to override parent functions in child themes?

I've been reading around and trying to figure out how to do this, but for some reason I can't seem to override parent functions in my child theme. I'm using TwentyTen as a parent - can anyone tell me ...
1
vote
2answers
811 views

Overriding functions in wordpress plugins

I notice that in some plugins you can override functions by ... Creating an uploads folder Creating a folder with the plugin name Using the following code if (!function_exists('function_name')) { ...
1
vote
5answers
305 views

Problems with removing admin bar

I am trying to remove the admin bar from a theme front end of a theme. I found the following code block: add_filter( 'show_admin_bar', '__return_false' ); remove_action( 'personal_options', ...
1
vote
1answer
202 views

Wordpress Child Themes

I'm trying to redeclare a function in a wordpress child theme that is already in use by the parent theme. However, I get a "Fatal error: Cannot redeclare" message when trying to do so. Also, I've ...
0
votes
1answer
1k views

change default option in wp_dropdown_categories

I'm using wp_dropdown_categories() to output a dropdown. In default view (without having clicked it) it shows the name of the first category in the list. I'd like it to say "Categories". Is this ...
2
votes
2answers
2k views

Do all files in child theme override the parent?

I'm curious if other PHP code files besides functions.php, WP template files and style.css in a child theme actually override the same file in a parent them? I am working with a client that has a ...
2
votes
1answer
643 views

How to make gravatar.com avatars conditional?

Problem: I am using custom avatars for registered users and my own locally-hosted image as the default gravatar. I want to stop WordPress making HTTP requests to check for gravatar.com images on every ...
1
vote
2answers
545 views

Changing the comments link produced by the get_comments_link() and get_comments_pagenum_link() functions

Currently my theme calls upon get_comments_link() to create the standard anchor #comments to link to the comments below the post, as does the get_comments_pagenum_link() function on paginated ...