amElnagdy

_e('Hello World', 'theme_text_domain');

amElnagdy

sprintf(__(‘This page contains %s posts.’ , 'theme_text_domain') , $num_posts) ;

amElnagdy

sprintf(__(‘<h2>This page contains %s posts.</h2>’ , 'theme_text_domain') , $num_posts) ;

amElnagdy

‘<h2>’.sprintf(__(‘This page contains %s posts.’ , 'theme_text_domain') , $num_posts).’</h2>’;

amElnagdy

_n( $single, $plural, $number, $domain )
as
sprintf( _n('This page contains %d post.', 'This page contains %d posts.', $num_posts, 'theme_text_domain'), $num_posts );

amElnagdy

/*
Theme Name: Your theme name 
Theme URI: Your theme URL 
Text Domain: theme_text_domain
*/

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function setup_theme(){
load_theme_textdomain('theme_text_domain', get_template_directory() . '/languages');
}
add_action('after_setup_theme', 'setup_theme');

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<IfModule mod_rewrite.c>
	RewriteEngine On
	RewriteCond %{HTTP_ACCEPT} image/webp
	RewriteCond %{DOCUMENT_ROOT}/$1.webp -f
	RewriteRule ^(wp-content/uploads.+)\.(jpe?g|png)$ $1.webp [T=image/webp,E=accept:1]
</IfModule>

<IfModule mod_headers.c>
	Header append Vary Accept env=REDIRECT_accept
</IfModule>

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# http config block
map $http_accept $webp_ext {
    default "";
    "~*webp" ".webp";
}

# server config block
location ~* ^/wp-content/.+\.(png|jpg)$ {
    add_header Vary Accept;
    try_files $uri$webp_ext $uri =404;

amElnagdy

// Source: https://wpcolt.com/fix-hentry-errors-wordpress/
add_filter( 'post_class', 'remove_hentry' );
function remove_hentry( $class ) {
	$class = array_diff( $class, array( 'hentry' ) );	
	return $class;
}