About Php. We are very pleased to welcome you to our new hack and PHP website! It was been a long struggle to get it finished and now it was finally here. Hack and PHP website pages is full of responsive and should be accessible from devices phones, tablet, PC, MAC & TV, this is now possible and you can view our websites with confidence from ...1. Find a vulnerable site where you can post content. A message board is a good example. Remember, if the site is not vulnerable to a cross-site scripting attack, then this will not work. 2. Go to create a post. You will need to type some special code into the "post" which will capture the data of all who click on it.Jun 27, 2023 · Open the online MD5 generator enter the password you want to use and click “Hash”. Copy the generated string and replace the original password with it. In phpMyAdmin, you can edit the field by double-clicking on it. The procedure is similar to other MySQL clients. PHP 7 also has better performance than Hack. Not exactly true, it depends on the workload. PHP is better at web workflows, but HHVM was still faster for very repeated offline workflows (data crunching, etc), at least from our experience. We run offline simulations in the millions of iterations and HHVM was still ~1.5-2x faster than PHP7.3.Other: clcik gren btutton for accuont Stats: 61% success rate; 18777 votes; 3 years oldFull reference docs for all functions, classes, interfaces, and traits in the Hack language. First name: <input type="text" onkeyup="showHint (this.value)"> </form> <script> function showHint (str) { if (str.length == 0) { document.getElementById("txtHint").innerHTML = ""; return; } else { const xmlhttp = new XMLHttpRequest (); xmlhttp.onload = function() { document.getElementById("txtHint").innerHTML = this.responseText; }May 27, 2020 · Method 1. The Most Efficient Way to Hack Facebook ID with Spyera. Method 2. Hack Facebook Online with Face Geek. Method 3. Hack Facebook Password Using Forgot Password Method. Method 4. Hack Facebook Account Using the Phishing Method. Method 1. Check the PHP comparisons error: user[]=a&pwd=b, user=a&pwd[]=b, user[]=a&pwd[]=b Change content type to json and send json values (bool true included) If you get a response saying that POST is not supported you can try to send the JSON in the body but with a GET request with Content-Type: application/json Step 2: Start the free Facebook hacker. Once you have entered their username address into the box, click the ‘Start Hacker’ button. Our free automated tool will then begin the hacking process. Please be aware that this process can take anywhere from one minute to over 10 minutes.Sep 5, 2009 · Text messages are nothing more than an email, usually with the receiver's 10 digit number @address.com. If you want to send text messages to someone with PHP, you'll need to get the proper address: Here is a Partial List. You'll want to be careful with how long your messages get, since at about 55 characters (I believe) your message can be ... Using an FTP client or file manager, simply delete the file from your website’s root directory, and it will be recreated automatically. If for some reason it isn’t recreated, then you should go to Settings » Permalinks in your WordPress admin panel. Clicking the ‘Save Changes’ button will save a new .htaccess file. 6.Sep 19, 2010 · A (non-exhaustive) list of things to check on uploads: Make sure to analyze the contents to make sure the upload is the type it claims to be. Save the file with a known, safe file extension that will not ever be executed. Make sure PHP (and any other code execution) is disabled in user upload directories. Share. I think what always surprised me the most about PHP is how in almost every single dimension, the statement "PHP is great" is false. But "PHP is not great" is not fair either; it doesn't go far enough. It's not just a poorly designed language. It's a poorly designed language, targeted at the part of the web which attracts development newcomers ...The default configuration for HHVM is php.ini for command-line mode and server.ini for server mode (both normally found in /etc/hhvm/ on Linux distros) The default configurations will be sufficient for a majority of use cases. Thus, you most likely will not need to tweak these INI settings, etc. They will be loaded automatically when you start ...The default configuration for HHVM is php.ini for command-line mode and server.ini for server mode (both normally found in /etc/hhvm/ on Linux distros) The default configurations will be sufficient for a majority of use cases. Thus, you most likely will not need to tweak these INI settings, etc. They will be loaded automatically when you start ...First name: <input type="text" onkeyup="showHint (this.value)"> </form> <script> function showHint (str) { if (str.length == 0) { document.getElementById("txtHint").innerHTML = ""; return; } else { const xmlhttp = new XMLHttpRequest (); xmlhttp.onload = function() { document.getElementById("txtHint").innerHTML = this.responseText; }Pull requests. A cheat sheet that contains common enumeration and attack methods for Windows Active Directory. windows security attack active-directory hacking cheatsheet enumeration activedirectory penetration-testing cheat pentesting exploitation hacking-tool privilege-escalation cheat-sheet hacking-tools windows-active-directory active ...Feb 27, 2008 · 1) Store a session cookie, but marry it with another id string which is passed in the link (not related to sess id) which is stored in the db along with the sess id, this pair then needs to marry to access. 2) Check the sess id to the browser agent, because even if the ip changes dynamically, the browser won't. Jun 27, 2023 · Open the online MD5 generator enter the password you want to use and click “Hash”. Copy the generated string and replace the original password with it. In phpMyAdmin, you can edit the field by double-clicking on it. The procedure is similar to other MySQL clients. Moreover, PHP has a large community online that can help you take your skills to the next level. PHP has the third-largest StackOverflow Community, the fifth-largest Meetup Community and it is the fifth most popular language on GitHub. The interest in PHP is still alive, and its pool of features are inspiring more and more people to learn PHP.Try opening config-db.php, it's inside /etc/phpmyadmin. In my case, the user was phpmyadmin, and my password was correct. Maybe your problem is that you're using the usual 'root' username, and your password could be correct. Jun 22, 2023 · Press ⌘ Command + U (Mac) or Control + U (PC) to open the website's source code. This displays the HTML source code of the current page in a new tab. 4. Press ⌘ Command + F (Mac) or Control + F (PC). This opens the Find tool, which lets you search through the document. 5. Type password into the search box. ZTE API and Hack PHP Classes How to Use PHP Class API Work with MF253M (Tested), MF823L, MF286, maybe others whit Web GUI Login Logoff SMS List Delete SMS Message(s) Send SMS Message Disable WiFi Enable WiFi Hack Factory Backdoor Enable Root Acess Exploits Nvram SSH Access Special thanks to:Aug 31, 2023 · Eversource reports data breach as companies across Connecticut struggle with cyber attacks. An Eversource substation in Greenwich, Conn. In August 2023, the company sent alerts to some Connecticut customers in energy efficiency programs that account data may have been exposed in an external vendor's vulnerability to a widely used software ... Moreover, PHP has a large community online that can help you take your skills to the next level. PHP has the third-largest StackOverflow Community, the fifth-largest Meetup Community and it is the fifth most popular language on GitHub. The interest in PHP is still alive, and its pool of features are inspiring more and more people to learn PHP.evildevill / Wasii_clone. Wasii_clone is a tool that is basically made for facebook to Hack target accounts , BruteForce Attack , grab friendlist accounts , yahoo chacker , Facbook Friend information gathering tool , auto likes reactions & much more i hope you enjoy this tool i'm not responsible if you use this tool for any illegal purpose.Hacker101 is a free class for web security. Whether you're a programmer with an interest in bug bounties or a seasoned security professional, Hacker101 has something to teach you. Learn to hack with our free video lessons, guides, and resources, plus join the Discord community and chat with thousands of other learners.Jan 5, 2012 · 12 Answers. Highest score (default) Well yes, if they ever actually the server (SSH, FTP etc.), they may have access to files on the hard disk. A properly configured Apache server will not serve raw PHP files though, it should always process them with the PHP interpreter first. To avoid problems with misconfigured Apache servers though (even ... Pull requests. A cheat sheet that contains common enumeration and attack methods for Windows Active Directory. windows security attack active-directory hacking cheatsheet enumeration activedirectory penetration-testing cheat pentesting exploitation hacking-tool privilege-escalation cheat-sheet hacking-tools windows-active-directory active ...It is intended to help you test Acunetix. It also helps you understand how developer errors and bad configuration may let someone break into your website. You can use it to test other tools and your manual hacking skills as well. Tip: Look for potential SQL Injections, Cross-site Scripting (XSS), and Cross-site Request Forgery (CSRF), and more.PHP Security 2: Directory Traversal & Code Injection. In the first part of this guide, we focused on the most common and most dangerous (according to OWASP.org) security issues in PHP code: SQL Injection vulnerabilities. We explained, how important input validation is, how bad it is to include untrusted data (user input) directly in an SQL ...Try opening config-db.php, it's inside /etc/phpmyadmin. In my case, the user was phpmyadmin, and my password was correct. Maybe your problem is that you're using the usual 'root' username, and your password could be correct. An expert on picking apart NFL defenses, Rodgers is also apparently well-versed in nuclear power plants and the curious objects that frequent their surroundings. “If you know anything about UFOs, there are a lot of sightings around nuclear energy, around volcanoes, around power plants,” he said. To sum it all up, “It was definitely ...HHVM is an open-source virtual machine designed for executing programs written in Hack. HHVM uses a just-in-time (JIT) compilation approach to achieve superior performance while maintaining amazing development flexibility. HHVM should be used together with a webserver like the built in, easy to deploy Proxygen, or a FastCGI -based webserver on ...Jun 6, 2022 · PHPLint can check PHP 7 and PHP 8, providing detailed output about discovered issues. Code Injection Protection with Bright Security Bright Security Dynamic Application Security Testing (DAST) helps automate the detection and remediation of many vulnerabilities including PHP code injection, early in the development process, across web ... Hacker101 is a free class for web security. Whether you're a programmer with an interest in bug bounties or a seasoned security professional, Hacker101 has something to teach you. Learn to hack with our free video lessons, guides, and resources, plus join the Discord community and chat with thousands of other learners. I am working on an a PHP web application and i need to perform some network operations in the request like fetching someone from remote server based on user's request. Is it possible to simulateWhen this web shell is executed by PHP, it will run any command passed in the "cmd" parameter. He disables JavaScript in his browser, and uploads hack.php as his profile image. Since JavaScript is disabled, the file type is not checked. Hack seems married to PHP. A bit more main-stream language might be nicer. Nominatng to reopen based on bogus reason for closure in the first place: the differences between Hack and PHP are not opinion, they are objective facts. Ppl will not have differing opinions regarding - eg - Hack having generics and PHP not.12 Answers. Highest score (default) Well yes, if they ever actually the server (SSH, FTP etc.), they may have access to files on the hard disk. A properly configured Apache server will not serve raw PHP files though, it should always process them with the PHP interpreter first. To avoid problems with misconfigured Apache servers though (even ...The default configuration for HHVM is php.ini for command-line mode and server.ini for server mode (both normally found in /etc/hhvm/ on Linux distros) The default configurations will be sufficient for a majority of use cases. Thus, you most likely will not need to tweak these INI settings, etc. They will be loaded automatically when you start ... ZTE API and Hack PHP Classes How to Use PHP Class API Work with MF253M (Tested), MF823L, MF286, maybe others whit Web GUI Login Logoff SMS List Delete SMS Message(s) Send SMS Message Disable WiFi Enable WiFi Hack Factory Backdoor Enable Root Acess Exploits Nvram SSH Access Special thanks to:Mar 6, 2023 · Test your database security with this easy-to-follow guide The best way to make sure your database is secure from hackers is to think like a hacker. If you were a hacker, what sort of information would you be looking for? Slack launched in 2014 with a PHP 5 backend. Along with several other companies, we switched to HHVM in 2016 because it ran our PHP code faster. We stayed with HHVM because it offers an entirely new language: Hack (searchable as Hacklang). Hack makes our developers faster by improving productivity through better tooling. Hack began as a superset of PHP, retaining its best …The 2023 NFL season is hours away. The 53-man rosters are set, and that means fans are jumping into 2023 Fantasy football drafts at the last minute. While each league has its own rules, a common ...Sep 5, 2009 · Text messages are nothing more than an email, usually with the receiver's 10 digit number @address.com. If you want to send text messages to someone with PHP, you'll need to get the proper address: Here is a Partial List. You'll want to be careful with how long your messages get, since at about 55 characters (I believe) your message can be ... Real projects generally aren't a single file in isolation; they tend to have dependencies such as the Hack Standard Library, and various optional tools. A good starting point is to: install Composer. create an .hhconfig file. create src/ and tests/ subdirectories. configure autoloading. use Composer to install the common dependencies and tools. Mar 28, 2021 · Hackers have breached the internal Git repository of the PHP programming language and have added a backdoor to the PHP source code in an attack that took place over the weekend, on Sunday, March 28. The backdoor mechanism was first spotted by Michael Voříšek, a Czech-based software engineer. Jun 27, 2023 · Open the online MD5 generator enter the password you want to use and click “Hash”. Copy the generated string and replace the original password with it. In phpMyAdmin, you can edit the field by double-clicking on it. The procedure is similar to other MySQL clients. Feb 18, 2023 · If the dynamic parameter in the php script is vulnerable then sqlmap will try to inject code into it. I’ve blacked out the website’s information for obvious reasons. First, get the tool to list the available databases: The information\_schema DB is where MySQL stores the schema, so I’m not interested in that one. The other one is my target. PHP 7 also has better performance than Hack. Not exactly true, it depends on the workload. PHP is better at web workflows, but HHVM was still faster for very repeated offline workflows (data crunching, etc), at least from our experience. We run offline simulations in the millions of iterations and HHVM was still ~1.5-2x faster than PHP7.3.I supplied hellotherehooman as our input , hellotherehooman is getting compared with hellotherehooman and it is replaced with '' . Lets run our code with various test cases/Inputs. 1 - when your ...The user friendly PHP online compiler that allows you to Write PHP code and run it online. The PHP text editor also supports taking input from the user and standard libraries.Jul 1, 2019 · Exploiting the xmlrpc.php on all WordPress versions. XML-RPC on WordPress is actually an API that allows developers who make 3rd party application and services the ability to interact to your WordPress site. The XML-RPC API that WordPress provides several key functionalities that include: Delete a post. For instance, the Windows Live Writer ... Real projects generally aren't a single file in isolation; they tend to have dependencies such as the Hack Standard Library, and various optional tools. A good starting point is to: install Composer. create an .hhconfig file. create src/ and tests/ subdirectories. configure autoloading. use Composer to install the common dependencies and tools. Feb 27, 2008 · 1) Store a session cookie, but marry it with another id string which is passed in the link (not related to sess id) which is stored in the db along with the sess id, this pair then needs to marry to access. 2) Check the sess id to the browser agent, because even if the ip changes dynamically, the browser won't. Other: May 1089 rubox payan quit roblox na ako sa inyu nayan Stats: 31% success rate; 3569 votes; 1 year oldHHVM is an open-source virtual machine designed for executing programs written in Hack. HHVM uses a just-in-time (JIT) compilation approach to achieve superior performance while maintaining amazing development flexibility. HHVM should be used together with a webserver like the built in, easy to deploy Proxygen, or a FastCGI -based webserver on ...Offical documentation for Hack and HHVM Offical documentation for Hack and HHVM 12 Answers. Highest score (default) Well yes, if they ever actually the server (SSH, FTP etc.), they may have access to files on the hard disk. A properly configured Apache server will not serve raw PHP files though, it should always process them with the PHP interpreter first. To avoid problems with misconfigured Apache servers though (even ...Watch how website hacking looks like, in 6 minutes.The list of vulnerabilities/loopholes are taken from the OWASP (Open Web Application Security Project) top...I think what always surprised me the most about PHP is how in almost every single dimension, the statement "PHP is great" is false. But "PHP is not great" is not fair either; it doesn't go far enough. It's not just a poorly designed language. It's a poorly designed language, targeted at the part of the web which attracts development newcomers ... facebookarchive / fbshipit. Star 387. Code. Issues. Pull requests. Copy commits between repositories · git → git, git → hg, hg → hg, or hg → git. git sync commits facebook hack mercurial hacklang. Updated on Jun 7. 1. $_SERVER ['REMOTE_ADDR'] - This contains the real IP address of the client. That is the most reliable value you can find from the user. 2. $_SERVER ['REMOTE_HOST'] - This will fetch the host name from which the user is viewing the current page. But for this script to work, hostname lookups on inside httpd.conf must be configured.It is intended to help you test Acunetix. It also helps you understand how developer errors and bad configuration may let someone break into your website. You can use it to test other tools and your manual hacking skills as well. Tip: Look for potential SQL Injections, Cross-site Scripting (XSS), and Cross-site Request Forgery (CSRF), and more.May 27, 2020 · Method 1. The Most Efficient Way to Hack Facebook ID with Spyera. Method 2. Hack Facebook Online with Face Geek. Method 3. Hack Facebook Password Using Forgot Password Method. Method 4. Hack Facebook Account Using the Phishing Method. Method 1. I supplied hellotherehooman as our input , hellotherehooman is getting compared with hellotherehooman and it is replaced with '' . Lets run our code with various test cases/Inputs. 1 - when your ...A typeface designed for source code. Hack is designed to be a workhorse typeface for source code. It has deep roots in the free, open source typeface community and expands upon the contributions of the Bitstream Vera & DejaVu projects.Installation: Linux. We support x86_64 Linux, and offer prebuilt packages on variety of Ubuntu and Debian platforms. While you can build from source, it is generally advisable for ease of installation and stability to use a prebuilt package. These instructions require root; use su - or sudo -i to get a root shell first. Zoncolan: Facebook’s web codebase currently contains more than 100 million lines of Hack code, and changes thousands of times per day.With Zoncolan and its static analysis capabilities, security engineers scale their work by automatically examining Hack code and proactively detecting potentially dangerous security or privacy issues.Jun 27, 2023 · Open the online MD5 generator enter the password you want to use and click “Hash”. Copy the generated string and replace the original password with it. In phpMyAdmin, you can edit the field by double-clicking on it. The procedure is similar to other MySQL clients. Zoncolan: Facebook’s web codebase currently contains more than 100 million lines of Hack code, and changes thousands of times per day.With Zoncolan and its static analysis capabilities, security engineers scale their work by automatically examining Hack code and proactively detecting potentially dangerous security or privacy issues.May 18, 2020 · Watch how website hacking looks like, in 6 minutes.The list of vulnerabilities/loopholes are taken from the OWASP (Open Web Application Security Project) top... PHP is a very handy -- and widespread -- Web programming language. But as Tom Scott demonstrates in the video below, it's also quite vulnerable to a basic SQL injection attack that could give a ...Using an FTP client or file manager, simply delete the file from your website’s root directory, and it will be recreated automatically. If for some reason it isn’t recreated, then you should go to Settings » Permalinks in your WordPress admin panel. Clicking the ‘Save Changes’ button will save a new .htaccess file. 6.I think what always surprised me the most about PHP is how in almost every single dimension, the statement "PHP is great" is false. But "PHP is not great" is not fair either; it doesn't go far enough. It's not just a poorly designed language. It's a poorly designed language, targeted at the part of the web which attracts development newcomers ...Feb 1, 2020 · how to hack php site - Hacking Websites with SQL Injection - Break Mysqli injectionWelcome to My channel... Indian web Technology...In this video I will show... PHP 7 also has better performance than Hack. Not exactly true, it depends on the workload. PHP is better at web workflows, but HHVM was still faster for very repeated offline workflows (data crunching, etc), at least from our experience. We run offline simulations in the millions of iterations and HHVM was still ~1.5-2x faster than PHP7.3.A (non-exhaustive) list of things to check on uploads: Make sure to analyze the contents to make sure the upload is the type it claims to be. Save the file with a known, safe file extension that will not ever be executed. Make sure PHP (and any other code execution) is disabled in user upload directories. Share.SQL map, Nikto, Burpsuite, and Zap are the most popular products and are the standard in this field. Burp, zap, Nikto, and any other tool are mainly for recon purposes it intends to help you find the best way to hack into the website. You can find the tutorial for both this on youtube and their respective websites.Test your database security with this easy-to-follow guide The best way to make sure your database is secure from hackers is to think like a hacker. If you were a hacker, what sort of information would you be looking for? How would you try...I am working on an a PHP web application and i need to perform some network operations in the request like fetching someone from remote server based on user's request. Is it possible to simulateReal projects generally aren't a single file in isolation; they tend to have dependencies such as the Hack Standard Library, and various optional tools. A good starting point is to: install Composer. create an .hhconfig file. create src/ and tests/ subdirectories. configure autoloading. use Composer to install the common dependencies and tools.Jun 7, 2022 · The PHP Code The PHP Code. The snippet below is the exact code we’re going to be exploiting. Furthermore, there is no backend database to worry about, just some simple PHP logic that we can leverage for our own nefarious purposes. Watch how website hacking looks like, in 6 minutes.The list of vulnerabilities/loopholes are taken from the OWASP (Open Web Application Security Project) top...Star 179. Code. Issues. Pull requests. Collection of Discord hacking tools/fun stuff/exploits that is completely made using NodeJS. discord-hack discord-exploits discord-exploit i2rys 0discord discord-hacking-tools discord-exploit-collection discord-tools-collection discord-fun-tools discord-trolling-tools. Updated on May 7, 2022.
Step 2: Start the free Facebook hacker. Once you have entered their username address into the box, click the ‘Start Hacker’ button. Our free automated tool will then begin the hacking process. Please be aware that this process can take anywhere from one minute to over 10 minutes.. Ronald acuna jr chain
Jan 11, 2013 · Proof of Concept: 1. We create a db named "hack.php". (Depending on Server configuration sometimes it will not work and the name for the db will be "hack.sqlite". Then simply try to rename the database / existing database to "hack.php".) The script will store the sqlite database in the same directory as phpliteadmin.php. Step 2: Start the free Facebook hacker. Once you have entered their username address into the box, click the ‘Start Hacker’ button. Our free automated tool will then begin the hacking process. Please be aware that this process can take anywhere from one minute to over 10 minutes. Ending Support for PHP. HHVM v3.30 will be the last release series where HHVM aims to support PHP. The key dates are: 2018-12-03: branch cut: expect PHP code to stop working with master and nightly builds after this date. 2018-12-17: expected release date for v3.30.0. 2019-01-28: expected release date for v4.0.0, without PHP support.I think what always surprised me the most about PHP is how in almost every single dimension, the statement "PHP is great" is false. But "PHP is not great" is not fair either; it doesn't go far enough. It's not just a poorly designed language. It's a poorly designed language, targeted at the part of the web which attracts development newcomers ... Slack launched in 2014 with a PHP 5 backend. Along with several other companies, we switched to HHVM in 2016 because it ran our PHP code faster. We stayed with HHVM because it offers an entirely new language: Hack (searchable as Hacklang). Hack makes our developers faster by improving productivity through better tooling. Hack began as a superset of PHP, retaining its best … Hack is designed to interoperate seamlessly with PHP, which is a widely used open-source scripting language that has a focus on web development and can be embedded into HTML. A majority of valid PHP scripts are also valid in Hack; however, numerous less frequently used PHP features and language constructs are not supported in Hack.Real projects generally aren't a single file in isolation; they tend to have dependencies such as the Hack Standard Library, and various optional tools. A good starting point is to: install Composer. create an .hhconfig file. create src/ and tests/ subdirectories. configure autoloading. use Composer to install the common dependencies and tools.If, for some reason, something goes wrong with your php installation, then it is theoretically possible to download the php file "raw." This, however, is unlikely. If there is an LFI (local file inclusion) vulnerability in this script (or any other dynamic pages on the site), it is possible to display a file that is located on the web server. 5 Answers. PHP can only be exploited in the shellshock-case by using it in PHP-CGI mode due to the nature how CGI works. For PHP functions like system () and exec () it is not possible to influence the environment variables unless you set them yourself in PHP. That would then be in your example something like system ("HTTP_SERVER=evil.example ...Offical documentation for Hack and HHVM4. Always Use .php As An Extension. While using PHP for the codebase of your website, it is the established protocol to use the .php extension with every file. This actually prevents anyone from accessing the source code of the functions with extensions like .inc, or .ini over the web.It is intended to help you test Acunetix. It also helps you understand how developer errors and bad configuration may let someone break into your website. You can use it to test other tools and your manual hacking skills as well. Tip: Look for potential SQL Injections, Cross-site Scripting (XSS), and Cross-site Request Forgery (CSRF), and more.HHVM is an open-source virtual machine designed for executing programs written in Hack. HHVM uses a just-in-time (JIT) compilation approach to achieve great runtime performance while maintaining amazing development flexibility. HHVM supports the Hack programming language. We are moving fast, making changes daily and releasing often.Nov 9, 2014 · Redirecting to PHP file in Flask. I am running a localhost website using Flask and python. I have some php files that I want to run when the users click a button. Problem is that Flask isn't recognizing the PHP file as PHP code and the code is showing up as text on the webpage. 2 days ago · An expert on picking apart NFL defenses, Rodgers is also apparently well-versed in nuclear power plants and the curious objects that frequent their surroundings. “If you know anything about UFOs, there are a lot of sightings around nuclear energy, around volcanoes, around power plants,” he said. To sum it all up, “It was definitely ... Welcome to the new home of Practical PHP Programming - now updated for PHP 5.6 and renamed to Hacking with PHP. I've taken this opportunity to brighten up the design, update the content, and make the site much more useful on mobile devices. While updating the text, I have left chapters in place even if I think they are no longer the smartest ...PHP 7 also has better performance than Hack. Not exactly true, it depends on the workload. PHP is better at web workflows, but HHVM was still faster for very repeated offline workflows (data crunching, etc), at least from our experience. We run offline simulations in the millions of iterations and HHVM was still ~1.5-2x faster than PHP7.3..