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Questions?

What are wiki pages?

Wiki pages are user-written articles on a range of subjects. Any contributor or a group of contributors can create (and own) new articles, and there can be multiple articles on the same wiki, each written by a different author.

Who can make a wiki page?

Anyone with an account can create a new article. When creating a new article, the initial contributor can choose to have a defined list of authors, all of whom can edit the page, or have an open, wiki-like format where anyone can contribute.

Find an article

Browse the list of available articles

Recent articles

Help: WhatIsWiki

Created on 24 Apr 2014

What is Wiki? A wiki is a collaborative software program that allows users to add or edit content on a Web page without having to know HMTL or programming languages. Most commonly, the term wiki refers to a Web page that can be revised by anyone. Creating and editing wikis are very simple; all...

Read more ›

Help: Processors

Created on 24 Apr 2014

Processors are WikiMacros designed to provide alternative markup formats for the Wiki engine. Processors can be thought of as macro functions to process user-edited text. Wiki processors can be used in any Wiki text throughout the wiki, for various different purposes, like: syntax highlighting or...

Read more ›

Help: WikiFormatting

Created on 24 Apr 2014

Wiki Formatting Wiki markup is a core feature for Topic pages, tightly integrating all the other parts of Trac into a flexible and powerful whole. This site has a built in small and powerful wiki rendering engine. This wiki engine implements an ever growing subset of the commands from other...

Read more ›

Debug Console

Close19 MBRequestSessionTimelineDatabase40Events15
$_GET
Array( ) Array(

)
$_POST
Array( ) Array(

)
$_COOKIE
Array( ) Array(

)
$_SERVER
Array( NO_PROXY => .s2.internal, https_proxy => http://10.8.63.5:3128, http_proxy => http:/... Array(
NO_PROXY => .s2.internal,
https_proxy => http://10.8.63.5:3128,
http_proxy => http://10.8.63.5:3128,
LD_LIBRARY_PATH => /usr/local/lib:/usr/lib64/:/opt/rh/rh-python36/root/usr/lib64/:/opt/remi/php56/root/usr/lib64,
PATH => /sbin:/usr/sbin:/bin:/usr/bin,
USER => apache,
HOME => /var/www,
FCGI_ROLE => RESPONDER,
REDIRECT_HTTP_AUTHORIZATION => ,
REDIRECT_SCRIPT_URL => /wiki/,
REDIRECT_SCRIPT_URI => https://datacenterhub.org/wiki/,
REDIRECT_HTTPS => on,
REDIRECT_SSL_TLS_SNI => datacenterhub.org,
REDIRECT_STATUS => 200,
HTTP_AUTHORIZATION => ,
SCRIPT_URL => /wiki/,
SCRIPT_URI => https://datacenterhub.org/wiki/,
HTTPS => on,
SSL_TLS_SNI => datacenterhub.org,
HTTP_USER_AGENT => CCBot/2.0 (https://commoncrawl.org/faq/),
HTTP_ACCEPT => text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8,
HTTP_ACCEPT_LANGUAGE => en-US,en;q=0.5,
HTTP_IF_MODIFIED_SINCE => Tue, 02 Jun 2020 07:01:45 GMT,
HTTP_ACCEPT_ENCODING => br,gzip,
HTTP_HOST => datacenterhub.org,
HTTP_CONNECTION => Keep-Alive,
SERVER_SIGNATURE => ,
SERVER_SOFTWARE => Apache,
SERVER_NAME => datacenterhub.org,
SERVER_ADDR => 10.111.11.100,
SERVER_PORT => 443,
REMOTE_ADDR => 75.101.173.236,
DOCUMENT_ROOT => /var/www/datacenterhub,
SERVER_ADMIN => root@localhost,
SCRIPT_FILENAME => /var/www/datacenterhub/index.php,
REMOTE_PORT => 41956,
REDIRECT_URL => /wiki/,
GATEWAY_INTERFACE => CGI/1.1,
SERVER_PROTOCOL => HTTP/1.1,
REQUEST_METHOD => GET,
QUERY_STRING => ,
REQUEST_URI => /wiki/,
SCRIPT_NAME => /index.php,
PHP_SELF => /index.php,
REQUEST_TIME_FLOAT => 1597017675.6023,
REQUEST_TIME => 1597017675,
argv => Array(

)
,
argc => 0
)
separator ⇒ .
orderBy ⇒ id
orderDir ⇒ asc
1 ⇒ registerIP
2 ⇒ access
always ⇒
renew ⇒
tracker.sid ⇒ d66487e1bf2e834ef21361796406ceff
tracker.ssid ⇒ d66487e1bf2e834ef21361796406ceff
tracker.rsid ⇒ d66487e1bf2e834ef21361796406ceff
  • site 0.046 seconds (+0.046); 12.25 MB (+12.250) - afterInitialise
  • site 0.065 seconds (+0.019); 13.50 MB (+1.250) - afterRoute
  • site 0.111 seconds (+0.045); 17.75 MB (+4.250) - afterDispatch
  • site 0.119 seconds (+0.008); 18.25 MB (+0.500) - beforeRenderModule mod_custom (Footer: info and navigation)
  • site 0.121 seconds (+0.002); 18.25 MB (0.000) - afterRenderModule mod_custom (Footer: info and navigation)
  • site 0.121 seconds (+0.000); 18.25 MB (0.000) - beforeRenderModule mod_menu (Main Menu)
  • site 0.138 seconds (+0.017); 18.75 MB (+0.500) - afterRenderModule mod_menu (Main Menu)
  • site 0.142 seconds (+0.004); 19.00 MB (+0.250) - onAfterRender
  • site 0.145 seconds (+0.002); 19.00 MB (0.000) - sessionStore
19 MB

40 Queries Logged: 0.0078561305999756 seconds

  1. SELECT data
      FROM `jos_session`
      WHERE `session_id` = '17c2e727df161d4c48b44347d58b851b'
  2. DELETE
      FROM `jos_session`
      WHERE `session_id` = '17c2e727df161d4c48b44347d58b851b'
  3. SELECT data
      FROM `jos_session`
      WHERE `session_id` = 'd66487e1bf2e834ef21361796406ceff'
  4. SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
      WHERE `type` = 'component'
      AND `element` = 'com_languages'
  5. SELECT session_id
      FROM `jos_session`
      WHERE `session_id` = 'd66487e1bf2e834ef21361796406ceff'
      LIMIT 1
  6. INSERT INTO `jos_session` (`session_id`,`client_id`,`time`,`ip`)
      VALUES ('d66487e1bf2e834ef21361796406ceff','0','1597017675','75.101.173.236')
  7. SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
      WHERE `type` = 'component'
      AND `element` = 'com_members'
  8. SELECT b.id
      FROM `jos_usergroups` AS `a`
      LEFT JOIN jos_usergroups AS b
      ON b.lft <= a.lft
      AND b.rgt >= a.rgt
      WHERE `a`.`id` = '1'
  9. SELECT *
      FROM `jos_viewlevels`
  10. SELECT folder AS type,element AS name,protected,params
      FROM `jos_extensions`
      WHERE `enabled` >= '1'
      AND `type` = 'plugin'
      AND `state` >= '0'
      AND `access` IN ('1','1','4')
      ORDER BY `ordering` ASC
  11. SELECT m.id,m.menutype,m.title,m.alias,m.note,m.path AS route,m.link,m.type,m.level,m.language,m.browserNav,m.access,m.params,m.home,m.img,m.template_style_id,m.component_id,m.parent_id,e.element AS component
      FROM `jos_menu` AS `m`
      LEFT JOIN jos_extensions AS e
      ON e.extension_id = m.component_id
      WHERE `m`.`published` = '1'
      AND `m`.`parent_id` > '0'
      AND `m`.`client_id` = '0'
      ORDER BY `m`.`lft` ASC
  12. SELECT jos_template_styles.id,jos_template_styles.home,jos_template_styles.template,jos_template_styles.params,jos_extensions.protected
      FROM `jos_template_styles`
      INNER JOIN jos_extensions
      ON jos_extensions.element = jos_template_styles.template
      WHERE `jos_template_styles`.`client_id` = '0'
      AND `jos_extensions`.`enabled` = '1'
      AND `jos_extensions`.`type` = 'template'
      AND jos_extensions.`client_id` = `jos_template_styles`.`client_id`
      ORDER BY `home` DESC
  13. SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
      WHERE `type` = 'component'
      AND `element` = 'com_wiki'
  14. SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
      WHERE `type` = 'component'
      AND `element` = 'com_tags'
  15. SELECT COUNT(jos_wiki_pages.id) AS count
      FROM `jos_wiki_pages`
      WHERE `jos_wiki_pages`.`scope` = 'site'
  16. SELECT *
      FROM `jos_wiki_pages`
      WHERE `jos_wiki_pages`.`state` = '1'
      AND `jos_wiki_pages`.`pagename` = 'MainPage'
      AND `jos_wiki_pages`.`scope` = 'site'
      AND `jos_wiki_pages`.`scope_id` = '0'
  17. SELECT *
      FROM `jos_wiki_versions`
      WHERE `jos_wiki_versions`.`id` = '10'
  18. SELECT element
      FROM `jos_extensions`
      WHERE folder='wiki'
      AND type='plugin'
      AND enabled=1
      AND element LIKE 'parser%'
      ORDER BY enabled DESC
      LIMIT 1
  19. SELECT *
      FROM `jos_wiki_pages`
      WHERE `jos_wiki_pages`.`state` = '1'
      AND `jos_wiki_pages`.`scope` = 'site'
      AND `jos_wiki_pages`.`scope_id` = '0'
      ORDER BY `modified` DESC
      LIMIT 1
  20. SELECT *
      FROM `jos_wiki_versions`
      WHERE `jos_wiki_versions`.`id` = '5'
  21. SELECT *
      FROM `jos_wiki_pages`
      WHERE `jos_wiki_pages`.`state` = '1'
      AND `jos_wiki_pages`.`scope` = 'site'
      AND `jos_wiki_pages`.`scope_id` = '0'
      ORDER BY `modified` DESC
      LIMIT 1,1
  22. SELECT *
      FROM `jos_wiki_versions`
      WHERE `jos_wiki_versions`.`id` = '6'
  23. SELECT *
      FROM `jos_wiki_pages`
      WHERE `jos_wiki_pages`.`state` = '1'
      AND `jos_wiki_pages`.`scope` = 'site'
      AND `jos_wiki_pages`.`scope_id` = '0'
      ORDER BY `modified` DESC
      LIMIT 2,1
  24. SELECT *
      FROM `jos_wiki_versions`
      WHERE `jos_wiki_versions`.`id` = '7'
  25. SELECT *
      FROM `jos_wiki_pages`
      WHERE `jos_wiki_pages`.`state` = '1'
      AND `jos_wiki_pages`.`pagename` = '?task=new'
      AND `jos_wiki_pages`.`scope` = 'site'
      AND `jos_wiki_pages`.`scope_id` = '0'
  26. SELECT *
      FROM `jos_wiki_pages`
      WHERE `jos_wiki_pages`.`state` = '1'
      AND `jos_wiki_pages`.`pagename` = 'Help:Index'
      AND `jos_wiki_pages`.`scope` = 'site'
      AND `jos_wiki_pages`.`scope_id` = '0'
  27. SELECT *
      FROM `jos_wiki_pages`
      WHERE `jos_wiki_pages`.`state` = '1'
      AND `jos_wiki_pages`.`pagename` = 'Special:AllPages'
      AND `jos_wiki_pages`.`scope` = 'site'
      AND `jos_wiki_pages`.`scope_id` = '0'
  28. SELECT *
      FROM `jos_wiki_pages`
      WHERE `jos_wiki_pages`.`state` = '1'
      AND `jos_wiki_pages`.`pagename` = 'Special:AllPages'
      AND `jos_wiki_pages`.`scope` = 'site'
      AND `jos_wiki_pages`.`scope_id` = '0'
  29. SELECT *
      FROM `jos_wiki_links`
      WHERE `jos_wiki_links`.`page_id` = '10'
  30. SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
      WHERE `type` = 'component'
      AND `element` = 'com_users'
  31. SELECT m.id,m.title,m.module,m.position,m.content,m.showtitle,m.params,mm.menuid,e.protected
      FROM `jos_modules` AS `m`
      LEFT JOIN jos_modules_menu AS mm
      ON mm.moduleid = m.id
      LEFT JOIN jos_extensions AS e
      ON e.element = m.module
      AND e.client_id = m.client_id
      WHERE `m`.`published` = '1'
      AND `e`.`enabled` = '1'
      AND (`m`.`publish_up` IS NULL OR `m`.`publish_up` <= '2020-08-10 00:01:15' )
      AND (`m`.`publish_down` IS NULL OR `m`.`publish_down` >= '2020-08-10 00:01:15' )
      AND `m`.`access` IN ('1','1','4')
      AND `m`.`client_id` = '0'
      AND (`mm`.`menuid` = '86' OR `mm`.`menuid` <= '0' )
      ORDER BY `m`.`position` ASC,`m`.`ordering` ASC
  32. SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
      WHERE `type` = 'component'
      AND `element` = 'com_content'
  33. SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
      WHERE `type` = 'component'
      AND `element` = 'com_categories'
  34. SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
      WHERE `type` = 'component'
      AND `element` = 'com_resources'
  35. SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
      WHERE `type` = 'component'
      AND `element` = 'com_usage'
  36. SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
      WHERE `type` = 'component'
      AND `element` = 'com_groups'
  37. SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
      WHERE `type` = 'component'
      AND `element` = 'com_feedback'
  38. SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
      WHERE `type` = 'component'
      AND `element` = 'com_support'
  39. SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
      WHERE `type` = 'component'
      AND `element` = 'com_wishlist'
  40. UPDATE `jos_session`
      SET `data` = '__default|a:9:{s:15:\"session.counter\";i:1;s:19:\"session.timer.start\";i:1597017675;s:18:\"session.timer.last\";i:1597017675;s:17:\"session.timer.now\";i:1597017675;s:8:\"registry\";O:23:\"Hubzero\\Config\\Registry\":2:{s:7:\"\0*\0data\";O:8:\"stdClass\":1:{s:1:\"0\";s:7:\"session\";}s:9:\"separator\";s:1:\".\";}s:4:\"user\";C:17:\"Hubzero\\User\\User\":22:{a:1:{s:5:\"guest\";b:1;}}s:11:\"tracker.sid\";s:32:\"d66487e1bf2e834ef21361796406ceff\";s:12:\"tracker.ssid\";s:32:\"d66487e1bf2e834ef21361796406ceff\";s:12:\"tracker.rsid\";s:32:\"d66487e1bf2e834ef21361796406ceff\";}',`time` = '1597017675',`ip` = '75.101.173.236'
      WHERE `session_id` = 'd66487e1bf2e834ef21361796406ceff'

17 Query Types Logged, Sorted by Occurrences.

SELECT Tables:
  1. 13 × SELECT extension_id AS id,element AS "option",params,enabled
      FROM `jos_extensions`
  2. 8 × SELECT *
      FROM `jos_wiki_pages`
  3. 4 × SELECT *
      FROM `jos_wiki_versions`
  4. 2 × SELECT data
      FROM `jos_session`
  5. 1 × SELECT *
      FROM `jos_wiki_links`
  6. 1 × SELECT m.id,m.title,m.module,m.position,m.content,m.showtitle,m.params,mm.menuid,e.protected
      FROM `jos_modules` AS `m`
      LEFT JOIN jos_modules_menu AS mm
      ON mm.moduleid = m.id
      LEFT JOIN jos_extensions AS e
      ON e.element = m.module
      AND e.client_id = m.client_id
  7. 1 × SELECT COUNT(jos_wiki_pages.id) AS count
      FROM `jos_wiki_pages`
  8. 1 × SELECT element
      FROM `jos_extensions`
  9. 1 × SELECT m.id,m.menutype,m.title,m.alias,m.note,m.path AS route,m.link,m.type,m.level,m.language,m.browserNav,m.access,m.params,m.home,m.img,m.template_style_id,m.component_id,m.parent_id,e.element AS component
      FROM `jos_menu` AS `m`
      LEFT JOIN jos_extensions AS e
      ON e.extension_id = m.component_id
  10. 1 × SELECT session_id
      FROM `jos_session`
  11. 1 × SELECT b.id
      FROM `jos_usergroups` AS `a`
      LEFT JOIN jos_usergroups AS b
      ON b.lft <= a.lft
      AND b.rgt >= a.rgt
  12. 1 × SELECT *
      FROM `jos_viewlevels
  13. 1 × SELECT folder AS type,element AS name,protected,params
      FROM `jos_extensions`
  14. 1 × SELECT jos_template_styles.id,jos_template_styles.home,jos_template_styles.template,jos_template_styles.params,jos_extensions.protected
      FROM `jos_template_styles`
      INNER JOIN jos_extensions
      ON jos_extensions.element = jos_template_styles.template
OTHER Tables:
  1. 1 × UPDATE `jos_session`
      SET `data` = '__default|a:9:{s:15:\"session.counter\";i:1;s:19:\"session.timer.start\";i:1597017675;s:18:\"session.timer.last\";i:1597017675;s:17:\"session.timer.now\";i:1597017675;s:8:\"registry\";O:23:\"Hubzero\\Config\\Registry\":2:{s:7:\"\0*\0data\";O:8:\"stdClass\":1:{s:1:\"0\";s:7:\"session\";}s:9:\"separator\";s:1:\".\";}s:4:\"user\";C:17:\"Hubzero\\User\\User\":22:{a:1:{s:5:\"guest\";b:1;}}s:11:\"tracker.sid\";s:32:\"d66487e1bf2e834ef21361796406ceff\";s:12:\"tracker.ssid\";s:32:\"d66487e1bf2e834ef21361796406ceff\";s:12:\"tracker.rsid\";s:32:\"d66487e1bf2e834ef21361796406ceff\";}',`time` = '1597017675',`ip` = '75.101.173.236'
  2. 1 × INSERT INTO `jos_session` (`session_id`,`client_id`,`time`,`ip`)
      VALUES ('d66487e1bf2e834ef21361796406ceff','0','1597017675','75.101.173.236'
  3. 1 × DELETE
      FROM `jos_session`
  • onAfterInitialise — Method — plgSystemP3p::onAfterInitialise → /core/plugins/system/p3p/p3p.php:21
  • onAfterInitialise — Method — plgSystemRemember::onAfterInitialise → /core/plugins/system/remember/remember.php:20
  • onAfterInitialise — Method — plgSystemHubzero::onAfterInitialise → /core/plugins/system/hubzero/hubzero.php:21
  • onAfterInitialise — Method — plgSystemXFeed::onAfterInitialise → /core/plugins/system/xfeed/xfeed.php:21
  • onAfterInitialise — Method — plgSystemSupergroup::onAfterInitialise → /core/plugins/system/supergroup/supergroup.php:113
  • onAfterInitialise — Method — plgSystemReferrerpolicy::onAfterInitialise → /core/plugins/system/referrerpolicy/referrerpolicy.php:21
  • onAfterRoute — Method — plgSystemJquery::onAfterRoute → /core/plugins/system/jquery/jquery.php:21
  • onAfterRoute — Method — plgSystemSpamjail::onAfterRoute → /core/plugins/system/spamjail/spamjail.php:21
  • onAfterRoute — Method — plgSystemPassword::onAfterRoute → /core/plugins/system/password/password.php:21
  • onAfterRoute — Method — plgSystemIncomplete::onAfterRoute → /core/plugins/system/incomplete/incomplete.php:21
  • onAfterRoute — Method — plgSystemUnconfirmed::onAfterRoute → /core/plugins/system/unconfirmed/unconfirmed.php:21
  • onAfterRoute — Method — plgSystemUnapproved::onAfterRoute → /core/plugins/system/unapproved/unapproved.php:21
  • onAfterDispatch — Method — plgSystemDebug::onAfterDispatch → /core/plugins/system/debug/debug.php:60
  • onAfterDispatch — Method — PlgSystemHighlight::onAfterDispatch → /core/plugins/system/highlight/highlight.php:25
  • onAfterRender — Method — plgSystemSef::onAfterRender → /core/plugins/system/sef/sef.php:21