Issue #3236798 by alexpott: \Drupal\Core\Datetime\DateFormatter::formatInterval() causes deprecations in PHP 8.1

Issue #3224421 by ankithashetty, daffie, andypost, longwave, alexpott, xjm: [PHP 8.1] Add a shim to Guzzle 6 for PHP 8.1 compatibility

Issue #2938969 by msankhala, dhirendra.mishra, paulocs, TR, MerryHamster, alexpott, jofitz, longwave, Manuel Garcia, tameeshb, boaloysius, Yasiru Nilan, xjm, wturrell, ritzz, ZeiP, darrenwh: Replace drupal_render() in docblock and comments outside of @param, @return, @Link, @see and outside of @code - @endcode

Issue #2794261 by longwave, andypost, Oleksiy, Mile23, pguillard, sorlov, voleger, jurgenhaas, Chi, borisson_, paulocs, Wim Leers, Berdir: Deprecate render() function in common.inc

Issue #3021833 by pavnish, andypost, munish.kumar, kim.pepper, googletorp, swatichouhan012, daffie, Berdir, alexpott, xjm: Move FILE_STATUS_PERMANENT to \Drupal\file\FileInterface

Issue #3162016 by longwave, andypost, Hardik_Patel_12, catch, alexpott, daffie, Chi, Kristen Pol: [Symfony 6] Retrieving a non-string value from "Symfony\Component\HttpFoundation\InputBag::get()" is deprecated

Issue #2347783 by kim.pepper, andypost, almaudoh, gumanist, aleevas, rodrigoaguilera, Berdir, saurabh-2k17, Spokje, dhirendra.mishra, alexpott, paulocs, izus, Wim Leers, KapilV, naveenvalecha, anmolgoyal74, subson, yo30, harsha012, mrinalini9, daffie, voleger, dww, fietserwin, tim.plunkett, joachim, larowlan: Deprecate drupal_get_path() and drupal_get_filename() and replace with ExtensionList::getPath() and ExtensionList::getPathname()

Issue #2412669 by claudiu.cristea, Julfabre, sidharrell, catch, daffie, Berdir, andypost, tedbow, kim.pepper, ParisLiakos, Mile23: Remove drupal_static from BookManager

Issue #3037202 by claudiu.cristea, vsujeetkumar, Hardik_Patel_12, longwave, Berdir, martin107: Remove drupal_static() from node_mark()

Issue #2669074 by kim.pepper, Berdir, gaydabura, andypost, ravi.shankar, KapilV, Wim Leers, bradjones1, nickolaj, alexpott, mondrake, 20th, yogeshmpawar, gaurav.kapoor, voleger, Pavan B S, Neslee Canil Pinto, aerozeppelin, Cameron Tod, daffie, dhruveshdtripathi, abramm, Nono95230, s.messaris, Mile23, claudiu.cristea, larowlan, catch, jibran, SpadXIII: Convert file_create_url() & file_url_transform_relative() to service, deprecate it

Issue #3039039 by claudiu.cristea, pguillard, Hardik_Patel_12, tedbow, xjm, tim.plunkett, longwave: Deprecate some procedural functions in taxonomy.module

Issue #1882552 by andypost, phenaproxima, voleger, tedbow, alexpott, tim.plunkett, dawehner: Deprecate menu_list_system_menus() and menu_ui_get_menus()

Issue #2124069 by voleger, andypost, martin107, damiankloip, cburschka, dawehner, kim.pepper, daffie, pcambra, ParisLiakos, Xano, longwave, MerryHamster, vacho, kostyashupenko, catch, alexpott, amateescu, Mile23, claudiu.cristea, larowlan, almaudoh, Berdir, zviryatko: Convert schema.inc to the update.update_hook_registry service (UpdateHookRegistry)

Issue #2396145 by dww, Dom., mgifford, Pancho, idebr, vdanielpop, specky_rum, vprocessor, DuaelFr, lucastockmann, cwoky, Munavijayalakshmi, dutchyoda, Gauravmahlawat, paulocs, TheodorosPloumis, Arla, lauriii, Kristen Pol, quietone, larowlan, jhedstrom, mherchel: Option #description_display for form element fieldset is not changing anything

Issue #1624278 by quietone, longwave: cleanup of docblock to UI text in update_get_update_list() is weak

Issue #2908886 by andypost, martin107, kim.pepper, daffie, aleevas, vacho, catch, longwave, alexpott, voleger, dww: Split off schema management out of schema.inc

Issue #3206168 by JeroenT, longwave: "install_display_output" expects 2 arguments, but 3 were provided

Issue #2160091 by alexpott, dawehner, damiankloip, swentel, sun, moshe weitzman, xjm, joelpittet, charginghawk: drupal_rebuild() rebuilds container twice, since drupal_flush_all_caches() also rebuilds it

Issue #3174349 by quietone, itaran, dww, Kristen Pol: file_url_transform_relative() cannot handle URLs where the port is different from the site's request port

Issue #3032390 by alexpott, dww, Pancho, 3CWebDev, kim.pepper, larowlan, Berdir, catch, andypost, chr.fritsch, Wim Leers: Add an event to sanitize filenames during upload

Issue #2002514 by dawehner, mondrake, damiankloip, RobLoach, ParisLiakos, joachim, Krzysztof Domański, gaurav.kapoor, chx, alexpott, tim.plunkett, Mile23, daffie: Deprecate debug(); remove references to _drupal_debug_message()

Issue #3129534 by daffie, anmolgoyal74, mondrake, naresh_bavaskar, Beakerboy, catch, alexpott, quietone: Automatically enable the module that is providing the current database driver

Issue #3189880 by mondrake, raman.b, Pooja Ganjage, daffie, Megha_kundar, dww, S_Bhandari: Use square brackets syntax in sql queries

Issue #2238561 by alexpott, dawehner, andypost, bradjones1, ridhimaabrol24, jofitz, eiriksm, Darren Oh, kalyansamanta, znerol, neclimdul, catch, pwolanin: Use the default PHP session ID instead of generating a custom one

Issue #2625820 by tstoeckler, alexpott, mirom, valthebald, pfrenssen, raman.b, Mile23, andypost: install_check_translations() sometimes incorrectly returns NULL instead of array

SA-CORE-2020-012 by ufku, mrf, fgm, samuel.mortenson, dww, Heine, mlhess, David_Rothstein, pwolanin, xjm, fgm, stefan.r, dsnopek, rickmanelius, David Strauss, tedbow, alexpott, dww, larowlan, kim.pepper, Wim Leers, quicksketch, mcdruid, Fabianx, effulgentsia, drumm, pandaski, Mixologic

Issue #2949419 by mfb, vsujeetkumar, gapple, Hardik_Patel_12, neclimdul, dawehner, Sam152, xjm, alexpott: Pass the raw exception to logger implementations

Issue #2851394 by GoZ, hgunicamp, oknate, jungle, wolffereast, tameeshb, mmatsoo, ridhimaabrol24, jofitz, swarad07, tanc, shaktik, dimaro, shashikant_chauhan, MerryHamster, quietone, nitesh624, martin_q, boaloysius, gaurav.kapoor, nitvirus, ankithashetty, Munavijayalakshmi, kostyashupenko, leolando.tan, amit.drupal, ravi.shankar, akashkrishnan01, Swapnil_Kotwal, Saviktor, mrinalini9, anmolgoyal74, Venkatesh Rajan.J, shimpy, lomasr, Dinesh18, shubham.prakash, mahtab_alam, markdorison, cilefen, longwave, bleen, xjm, alexpott, gmaltoni: Fix grammar 'a' to 'an' when necessary

Issue #3138746 by jungle, rajandro, sja112, longwave, jameszhang023, quietone, dww: Fix 45 "shouldBeCamelCased" and related typos in core

Issue #3151118 by alexpott, Beakerboy, kapilkumar0324, anmolgoyal74, jungle, heddn, Mile23, andypost, daffie: Include bootstrap.inc using composer

Issue #3176652 by Erik Frèrejean: Inline documentation references removed function `drupal_installation_attempted`

Issue #3172537 by andypost, mikelutz, Gábor Hojtsy, kim.pepper: Passing a command as string when creating a "Symfony\Component\Process\Process" instance is deprecated since Symfony 4.2, pass it as an array of its arguments instead, or use the "Process::fromShellCommandline()" constructor if you need features provided