Welcome to the Week in Core Core is the set of software required to run WordPress. The Core Development Team builds WordPress., with updates from weeks 2 & 3: Aug. 31 – Sept. 12, 2015, changesets –.
It’s been a busy couple of weeks in Core, with almost too many changes to count (for the record, this one covers 271 commits!). I’m going to keep this update shorter than usual and highlight some of the bigger changes.
If you’re interested in helping write this weekly post, ping The act of sending a very small amount of data to an end point. Ping is used in computer science to illicit a response from a target server to test it’s connection. Ping is also a term used by Slack users to @ someone or send them a direct message (DM). Users might say something along the lines of “Ping me when the meeting starts.” @morganestes in #core-weekly-update on Slack.
Special Note: WordPress 4.3.1 was released this week, with three security-related fixes. Be sure to update your sites!
Here’s some highlights of recent changes in core, along with some future plans and ongoing initiatives. Remember, Core moves pretty fast. If you don’t stop and look around once in a while, you could miss it.
- WordPress will support PHP7 when it’s released. Huzzah!
- HTTP HTTP is an acronym for Hyper Text Transfer Protocol. HTTP is the underlying protocol used by the World Wide Web and this protocol defines how messages are formatted and transmitted, and what actions Web servers and browsers should take in response to various commands./2 is coming! Here’s a list of tickets that need attention to get WordPress ready.
- Get involved in Twenty Sixteen, which is in active development on GitHub.
- Write better commit messages. The world will thank you for it. 🙂
- As described in this post by @johnbillion, the
show_ui flag for post types now gets fully honored. See #33763 for the ticket Created for both bug reports and feature development on the bug tracker. discussion.
A new helper function,
wp_validate_action( $action = '' ), was introduced in  and is used throughout admin (and super admin) instead of directly accessing
- A new file,
wp-admin/includes/noop.php, was created to load all of the
noop functions for
load-script|styles.php and is only loaded by those files. DRYs in the process.  #33813
- Schema change introduced in  to increase the length of
wp_options.option_name to 191 chars. #13310
- Implement a priority system for Help Tabs to add them at specific positions.  #19828
- Multisite Used to describe a WordPress installation with a network of multiple blogs, grouped by sites. This installation type has shared users tables, and creates separate database tables for each blog (wp_posts becomes wp_0_posts). See also network, blog, site: Don’t allow sites to be created with the following reserved slugs:
wp-includes  #33615
- Updated recommendations for minimum versions of PHP The web scripting language in which WordPress is primarily architected. WordPress requires PHP 5.6.20 or higher (5.6) and MySQL MySQL is a relational database management system. A database is a structured collection of data where content, configuration and other options are stored. https://www.mysql.com/. (5.5), with a special note that Oracle only actively supports MySQL for 5 years after a General Availability release.  
For the full report, visit https://core.trac.wordpress.org/log/?verbose=on&format=changelog&rev=34092&stop_rev=33821&limit=400&mode=stop_on_copy.
Thanks to @adamsilverstein, @afercia, @amereservant, @ankit-k-gupta, @antpb, @austinginder, @azaozz, @BdN3504, @benjmay, @boonebgorges, @bradt, @brettz95, @celloexpressions, @cgrymala, @Cheffheid, @chriscct7, @codeelite, @CoenJacobs, @danielbachhuber, @daniellandau, @dannydehaan, @dd32, @dimadin, @dipeshkakadiya, @dlh, @DrewAPicture, @dustinbolton, @egower, @enshrined, @ericdaams, @ericlewis, @extendwings, @figureone, @filosofo, @gaelan, @GaryJ, @gitlost, @gnaka08, @gradyetc, @gregrickaby, @hauvong, @helen, @imath, @ippetkov, @iseulde, @ixkaito, @jazbek, @jeffstieler, @jeremyfelt, @jesin, @jobst, @johnbillion, @joostdevalk, @jorbin, @juliobox, @JustinSainton, @kevinlangleyjr, @khromov, @kitchin, @kraftbj, @lancewillett, @liljimmi, @lukecarbis, @macmanx, @MatheusFD, @mehulkaklotar, @mercime, @metodiew, @michielhab, @MikeHansenMe, @miqrogroove, @mitchoyoshitaka, @mordauk, @morganestes, @mrahmadawais, @mrmist, @Mte9, @nacin, @netweb, @nikeo, @nikolovtmw, @nofearinc, @obenland, @ocean90, @OriginalEXE, @Otto42, @paulwilde, @pavelevap, @pento, @peterwilsoncc, @racaseh, @rachelbaker, @rajnikmit, @rmccue, @rommelxcastro, @sc0ttkclark, @scribu, @SergeyBiryukov, @sillybean, @solarissmoke, @stevehenty, @swissspidy, @tmatsuur, @trepmal, @tyxla, @umeshnevase, @utkarshpatel, @wen-solutions, @wenthemes, @westonruter, @wojtekszkutnik, @wonderboymusic, @yoavf, and @zeo for their contributions!