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A blog about visualization. Since 2009

infográfico visualização de dados ilustração

Polygraph is an experimental publication devoted to complex topics and discourse. We do this via code, visuals, and animation, rather than long-form prose. TL;DR RIP.

Using Spotify to measure the popularity of older music

I have a theory: No Diggity by Blackstreet is timeless. If Frank Sinatra is timeless in 2015, so too is No Diggity in 2050, fondly remembered by our children's children as the icon of the 90s. And I...

infográfico música

algoritmo javascript infográfico código

Jason Davies - Freelance Data Visualisation

Jason Davies is a freelance software developer based in London, UK.

javascript infográfico código

visualising data structures and algorithms through animation

infográfico visualização de dados

D3.js - Data-Driven Documents

D3 is a JavaScript library for visualizing data with HTML, SVG, and CSS.

javascript infográfico código

mapa código infográfico

1 2 3

memory usage 1.95 MB
FileData::readCache 4
db connections 1
MySQLDriver::_query::Time 0.065582752227783
MySQLDriver::_query 231
Query::sanitizeQuery 14
MySQLSearch::_getQueryResults 3
MySQLSearch::_getQueryResults::Time 0.0031540393829346
MySQLSearch::_getFields 9
MySQLSearch::_getFields::Time 0.071651935577393
memory peak 2.96 MB
memory peak (allocated) 4.00 MB
memory usage (allocated) 4.00 MB
execution time 0.10923194885254
MySQLDriver::_connect::Time 0.10822081565857
Output✔️4🗨️4⚠️2❌0
🗨️Attempting to read cache '/server/refmap2023/cache/shiro-version.php'.shiro\filedata\Cache::read()/server/refmap2023/shiro/src/shiro/filedata/Data.php at line 29
shiro\filedata\Data::load()/server/refmap2023/shiro/core/Shiro.php at line 420
Shiro->_complementSystemVariables()/server/refmap2023/shiro/core/Shiro.php at line 59
Shiro->__construct()/server/refmap2023/shiro/core/initialization.php at line 59
require()/server/refmap2023/html/index.php at line 9
✔️Found cache '/server/refmap2023/cache/shiro-version.php'.shiro\filedata\Cache::read()/server/refmap2023/shiro/src/shiro/filedata/Data.php at line 29
shiro\filedata\Data::load()/server/refmap2023/shiro/core/Shiro.php at line 420
Shiro->_complementSystemVariables()/server/refmap2023/shiro/core/Shiro.php at line 59
Shiro->__construct()/server/refmap2023/shiro/core/initialization.php at line 59
require()/server/refmap2023/html/index.php at line 9
🗨️Attempting to read cache '/server/refmap2023/cache/settings-schema.php'.shiro\filedata\Cache::read()/server/refmap2023/shiro/src/shiro/filedata/Data.php at line 29
shiro\filedata\Data::load()/server/refmap2023/shiro/src/shiro/system/repos/SettingsRepository.php at line 39
shiro\system\repos\SettingsRepository::schema()/server/refmap2023/shiro/src/shiro/system/services/SettingsServices.php at line 171
shiro\system\services\SettingsServices::_loadSchema()/server/refmap2023/shiro/src/shiro/system/services/SettingsServices.php at line 65
shiro\system\services\SettingsServices::read()/server/refmap2023/shiro/core/Shiro.php at line 124
Shiro->_handleBots()/server/refmap2023/shiro/core/Shiro.php at line 93
Shiro->_execute()/server/refmap2023/shiro/core/Shiro.php at line 65
Shiro->__construct()/server/refmap2023/shiro/core/initialization.php at line 59
require()/server/refmap2023/html/index.php at line 9
✔️Found cache '/server/refmap2023/cache/settings-schema.php'.shiro\filedata\Cache::read()/server/refmap2023/shiro/src/shiro/filedata/Data.php at line 29
shiro\filedata\Data::load()/server/refmap2023/shiro/src/shiro/system/repos/SettingsRepository.php at line 39
shiro\system\repos\SettingsRepository::schema()/server/refmap2023/shiro/src/shiro/system/services/SettingsServices.php at line 171
shiro\system\services\SettingsServices::_loadSchema()/server/refmap2023/shiro/src/shiro/system/services/SettingsServices.php at line 65
shiro\system\services\SettingsServices::read()/server/refmap2023/shiro/core/Shiro.php at line 124
Shiro->_handleBots()/server/refmap2023/shiro/core/Shiro.php at line 93
Shiro->_execute()/server/refmap2023/shiro/core/Shiro.php at line 65
Shiro->__construct()/server/refmap2023/shiro/core/initialization.php at line 59
require()/server/refmap2023/html/index.php at line 9
⚠️Dictionary: Trying to read invalid language 'en'.shiro\debug\Debugger::warning()/server/refmap2023/shiro/src/shiro/language/Dictionary.php at line 47
shiro\language\Dictionary::entry()/server/refmap2023/shiro/src/shiro/language/Dictionary.php at line 17
shiro\language\Dictionary::cap()/server/refmap2023/shiro/src/shiro/auth/repos/mysql/MySQLProfileRepository.php at line 124
shiro\auth\repos\mysql\MySQLProfileRepository->_addProfiles()/server/refmap2023/shiro/src/shiro/auth/repos/mysql/MySQLProfileRepository.php at line 77
shiro\auth\repos\mysql\MySQLProfileRepository->list()/server/refmap2023/shiro/src/shiro/auth/repos/ProfileRepository.php at line 38
shiro\auth\repos\ProfileRepository::list()/server/refmap2023/shiro/src/shiro/auth/services/ProfileServices.php at line 299
shiro\auth\services\ProfileServices::_fetchProfiles()/server/refmap2023/shiro/src/shiro/auth/services/ProfileServices.php at line 293
shiro\auth\services\ProfileServices::_load()/server/refmap2023/shiro/src/shiro/auth/services/ProfileServices.php at line 202
shiro\auth\services\ProfileServices::unauthorized()/server/refmap2023/shiro/src/shiro/auth/services/UserServices.php at line 618
shiro\auth\services\UserServices::unauthorizedUser()/server/refmap2023/shiro/src/shiro/auth/services/AuthServices.php at line 398
shiro\auth\services\AuthServices::user()/server/refmap2023/shiro/src/shiro/auth/services/AuthServices.php at line 404
shiro\auth\services\AuthServices::profile()/server/refmap2023/shiro/src/shiro/auth/services/AuthServices.php at line 479
shiro\auth\services\AuthServices::userIsAuthenticated()/server/refmap2023/shiro/src/shiro/localisation/services/LanguageServices.php at line 197
shiro\localisation\services\LanguageServices::storePreference()/server/refmap2023/shiro/src/shiro/localisation/services/LanguageServices.php at line 186
shiro\localisation\services\LanguageServices::setCurrent()/server/refmap2023/shiro/system/core/Router.php at line 279
CI_Router->_set_request()/server/refmap2023/shiro/system/core/Router.php at line 439
CI_Router->_parse_routes()/server/refmap2023/shiro/system/core/Router.php at line 225
CI_Router->_set_routing()/server/refmap2023/shiro/system/core/Router.php at line 134
CI_Router->__construct()/server/refmap2023/shiro/system/core/Common.php at line 196
load_class()/server/refmap2023/shiro/system/core/CodeIgniter.php at line 308
require_once()/server/refmap2023/shiro/core/Shiro.php at line 337
Shiro->_executeLegacy()/server/refmap2023/shiro/core/Shiro.php at line 108
Shiro->_execute()/server/refmap2023/shiro/core/Shiro.php at line 65
Shiro->__construct()/server/refmap2023/shiro/core/initialization.php at line 59
require()/server/refmap2023/html/index.php at line 9
⚠️Dictionary: Trying to read invalid language 'en'.shiro\debug\Debugger::warning()/server/refmap2023/shiro/src/shiro/language/Dictionary.php at line 47
shiro\language\Dictionary::entry()/server/refmap2023/shiro/src/shiro/language/Dictionary.php at line 17
shiro\language\Dictionary::cap()/server/refmap2023/shiro/src/shiro/auth/repos/mysql/MySQLProfileRepository.php at line 125
shiro\auth\repos\mysql\MySQLProfileRepository->_addProfiles()/server/refmap2023/shiro/src/shiro/auth/repos/mysql/MySQLProfileRepository.php at line 77
shiro\auth\repos\mysql\MySQLProfileRepository->list()/server/refmap2023/shiro/src/shiro/auth/repos/ProfileRepository.php at line 38
shiro\auth\repos\ProfileRepository::list()/server/refmap2023/shiro/src/shiro/auth/services/ProfileServices.php at line 299
shiro\auth\services\ProfileServices::_fetchProfiles()/server/refmap2023/shiro/src/shiro/auth/services/ProfileServices.php at line 293
shiro\auth\services\ProfileServices::_load()/server/refmap2023/shiro/src/shiro/auth/services/ProfileServices.php at line 202
shiro\auth\services\ProfileServices::unauthorized()/server/refmap2023/shiro/src/shiro/auth/services/UserServices.php at line 618
shiro\auth\services\UserServices::unauthorizedUser()/server/refmap2023/shiro/src/shiro/auth/services/AuthServices.php at line 398
shiro\auth\services\AuthServices::user()/server/refmap2023/shiro/src/shiro/auth/services/AuthServices.php at line 404
shiro\auth\services\AuthServices::profile()/server/refmap2023/shiro/src/shiro/auth/services/AuthServices.php at line 479
shiro\auth\services\AuthServices::userIsAuthenticated()/server/refmap2023/shiro/src/shiro/localisation/services/LanguageServices.php at line 197
shiro\localisation\services\LanguageServices::storePreference()/server/refmap2023/shiro/src/shiro/localisation/services/LanguageServices.php at line 186
shiro\localisation\services\LanguageServices::setCurrent()/server/refmap2023/shiro/system/core/Router.php at line 279
CI_Router->_set_request()/server/refmap2023/shiro/system/core/Router.php at line 439
CI_Router->_parse_routes()/server/refmap2023/shiro/system/core/Router.php at line 225
CI_Router->_set_routing()/server/refmap2023/shiro/system/core/Router.php at line 134
CI_Router->__construct()/server/refmap2023/shiro/system/core/Common.php at line 196
load_class()/server/refmap2023/shiro/system/core/CodeIgniter.php at line 308
require_once()/server/refmap2023/shiro/core/Shiro.php at line 337
Shiro->_executeLegacy()/server/refmap2023/shiro/core/Shiro.php at line 108
Shiro->_execute()/server/refmap2023/shiro/core/Shiro.php at line 65
Shiro->__construct()/server/refmap2023/shiro/core/initialization.php at line 59
require()/server/refmap2023/html/index.php at line 9
🗨️Attempting to read cache '/server/refmap2023/cache/system-dictionary.php'.shiro\filedata\Cache::read()/server/refmap2023/shiro/src/shiro/filedata/Data.php at line 29
shiro\filedata\Data::load()/server/refmap2023/shiro/src/shiro/language/Dictionary.php at line 75
shiro\language\Dictionary::_loadSystem()/server/refmap2023/shiro/src/shiro/language/Dictionary.php at line 62
shiro\language\Dictionary::entry()/server/refmap2023/shiro/src/shiro/language/Dictionary.php at line 17
shiro\language\Dictionary::cap()/server/refmap2023/shiro/src/shiro/auth/repos/mysql/MySQLProfileRepository.php at line 124
shiro\auth\repos\mysql\MySQLProfileRepository->_addProfiles()/server/refmap2023/shiro/src/shiro/auth/repos/mysql/MySQLProfileRepository.php at line 77
shiro\auth\repos\mysql\MySQLProfileRepository->list()/server/refmap2023/shiro/src/shiro/auth/repos/ProfileRepository.php at line 38
shiro\auth\repos\ProfileRepository::list()/server/refmap2023/shiro/src/shiro/auth/services/ProfileServices.php at line 299
shiro\auth\services\ProfileServices::_fetchProfiles()/server/refmap2023/shiro/src/shiro/auth/services/ProfileServices.php at line 293
shiro\auth\services\ProfileServices::_load()/server/refmap2023/shiro/src/shiro/auth/services/ProfileServices.php at line 202
shiro\auth\services\ProfileServices::unauthorized()/server/refmap2023/shiro/src/shiro/auth/services/UserServices.php at line 618
shiro\auth\services\UserServices::unauthorizedUser()/server/refmap2023/shiro/src/shiro/auth/services/AuthServices.php at line 398
shiro\auth\services\AuthServices::user()/server/refmap2023/shiro/src/shiro/auth/services/AuthServices.php at line 404
shiro\auth\services\AuthServices::profile()/server/refmap2023/shiro/src/shiro/auth/services/AuthServices.php at line 479
shiro\auth\services\AuthServices::userIsAuthenticated()/server/refmap2023/shiro/src/shiro/localisation/services/LanguageServices.php at line 197
shiro\localisation\services\LanguageServices::storePreference()/server/refmap2023/shiro/src/shiro/localisation/services/LanguageServices.php at line 186
shiro\localisation\services\LanguageServices::setCurrent()/server/refmap2023/shiro/system/core/Router.php at line 279
CI_Router->_set_request()/server/refmap2023/shiro/system/core/Router.php at line 439
CI_Router->_parse_routes()/server/refmap2023/shiro/system/core/Router.php at line 225
CI_Router->_set_routing()/server/refmap2023/shiro/system/core/Router.php at line 134
CI_Router->__construct()/server/refmap2023/shiro/system/core/Common.php at line 196
load_class()/server/refmap2023/shiro/system/core/CodeIgniter.php at line 308
require_once()/server/refmap2023/shiro/core/Shiro.php at line 337
Shiro->_executeLegacy()/server/refmap2023/shiro/core/Shiro.php at line 108
Shiro->_execute()/server/refmap2023/shiro/core/Shiro.php at line 65
Shiro->__construct()/server/refmap2023/shiro/core/initialization.php at line 59
require()/server/refmap2023/html/index.php at line 9
✔️Found cache '/server/refmap2023/cache/system-dictionary.php'.shiro\filedata\Cache::read()/server/refmap2023/shiro/src/shiro/filedata/Data.php at line 29
shiro\filedata\Data::load()/server/refmap2023/shiro/src/shiro/language/Dictionary.php at line 75
shiro\language\Dictionary::_loadSystem()/server/refmap2023/shiro/src/shiro/language/Dictionary.php at line 62
shiro\language\Dictionary::entry()/server/refmap2023/shiro/src/shiro/language/Dictionary.php at line 17
shiro\language\Dictionary::cap()/server/refmap2023/shiro/src/shiro/auth/repos/mysql/MySQLProfileRepository.php at line 124
shiro\auth\repos\mysql\MySQLProfileRepository->_addProfiles()/server/refmap2023/shiro/src/shiro/auth/repos/mysql/MySQLProfileRepository.php at line 77
shiro\auth\repos\mysql\MySQLProfileRepository->list()/server/refmap2023/shiro/src/shiro/auth/repos/ProfileRepository.php at line 38
shiro\auth\repos\ProfileRepository::list()/server/refmap2023/shiro/src/shiro/auth/services/ProfileServices.php at line 299
shiro\auth\services\ProfileServices::_fetchProfiles()/server/refmap2023/shiro/src/shiro/auth/services/ProfileServices.php at line 293
shiro\auth\services\ProfileServices::_load()/server/refmap2023/shiro/src/shiro/auth/services/ProfileServices.php at line 202
shiro\auth\services\ProfileServices::unauthorized()/server/refmap2023/shiro/src/shiro/auth/services/UserServices.php at line 618
shiro\auth\services\UserServices::unauthorizedUser()/server/refmap2023/shiro/src/shiro/auth/services/AuthServices.php at line 398
shiro\auth\services\AuthServices::user()/server/refmap2023/shiro/src/shiro/auth/services/AuthServices.php at line 404
shiro\auth\services\AuthServices::profile()/server/refmap2023/shiro/src/shiro/auth/services/AuthServices.php at line 479
shiro\auth\services\AuthServices::userIsAuthenticated()/server/refmap2023/shiro/src/shiro/localisation/services/LanguageServices.php at line 197
shiro\localisation\services\LanguageServices::storePreference()/server/refmap2023/shiro/src/shiro/localisation/services/LanguageServices.php at line 186
shiro\localisation\services\LanguageServices::setCurrent()/server/refmap2023/shiro/system/core/Router.php at line 279
CI_Router->_set_request()/server/refmap2023/shiro/system/core/Router.php at line 439
CI_Router->_parse_routes()/server/refmap2023/shiro/system/core/Router.php at line 225
CI_Router->_set_routing()/server/refmap2023/shiro/system/core/Router.php at line 134
CI_Router->__construct()/server/refmap2023/shiro/system/core/Common.php at line 196
load_class()/server/refmap2023/shiro/system/core/CodeIgniter.php at line 308
require_once()/server/refmap2023/shiro/core/Shiro.php at line 337
Shiro->_executeLegacy()/server/refmap2023/shiro/core/Shiro.php at line 108
Shiro->_execute()/server/refmap2023/shiro/core/Shiro.php at line 65
Shiro->__construct()/server/refmap2023/shiro/core/initialization.php at line 59
require()/server/refmap2023/html/index.php at line 9
🗨️Attempting to read cache '/server/refmap2023/cache/error-messages.php'.shiro\filedata\Cache::read()/server/refmap2023/shiro/src/shiro/filedata/Data.php at line 29
shiro\filedata\Data::load()/server/refmap2023/shiro/src/shiro/response/services/ResponseServices.php at line 27
shiro\response\services\ResponseServices::_getErrorMessage()/server/refmap2023/shiro/src/shiro/response/services/ResponseServices.php at line 19
shiro\response\services\ResponseServices::error()/server/refmap2023/shiro/src/shiro/system/services/SettingsServices.php at line 99
shiro\system\services\SettingsServices::_validate()/server/refmap2023/shiro/src/shiro/system/services/SettingsServices.php at line 69
shiro\system\services\SettingsServices::read()/server/refmap2023/shiro/src/shiro/system/services/SettingsServices.php at line 27
shiro\system\services\SettingsServices::value()/server/refmap2023/shiro/src/shiro/configuration/Configuration.php at line 15
shiro\configuration\Configuration::read()/server/refmap2023/shiro/src/shiro/database/mysql/MySQLSearch.php at line 1310
shiro\database\mysql\MySQLDriver->_buildQuery()/server/refmap2023/shiro/src/shiro/database/mysql/MySQLSearch.php at line 42
shiro\database\mysql\MySQLDriver->getQuery()/server/refmap2023/shiro/src/shiro/database/mysql/MySQLDriver.php at line 286
shiro\database\mysql\MySQLDriver->getTotal()/server/refmap2023/shiro/src/shiro/models/ContentModel.php at line 404
shiro\models\ContentModel->getTotal()/server/refmap2023/shiro/application/controllers/Content.php at line 926
Content->contentList()/server/refmap2023/shiro/application/controllers/Content.php at line 457
Content->content()/server/refmap2023/shiro/application/core/MY_Controller.php at line 542
MY_Controller->navItem()/server/refmap2023/shiro/system/core/CodeIgniter.php at line 520
require_once()/server/refmap2023/shiro/core/Shiro.php at line 337
Shiro->_executeLegacy()/server/refmap2023/shiro/core/Shiro.php at line 108
Shiro->_execute()/server/refmap2023/shiro/core/Shiro.php at line 65
Shiro->__construct()/server/refmap2023/shiro/core/initialization.php at line 59
require()/server/refmap2023/html/index.php at line 9
✔️Found cache '/server/refmap2023/cache/error-messages.php'.shiro\filedata\Cache::read()/server/refmap2023/shiro/src/shiro/filedata/Data.php at line 29
shiro\filedata\Data::load()/server/refmap2023/shiro/src/shiro/response/services/ResponseServices.php at line 27
shiro\response\services\ResponseServices::_getErrorMessage()/server/refmap2023/shiro/src/shiro/response/services/ResponseServices.php at line 19
shiro\response\services\ResponseServices::error()/server/refmap2023/shiro/src/shiro/system/services/SettingsServices.php at line 99
shiro\system\services\SettingsServices::_validate()/server/refmap2023/shiro/src/shiro/system/services/SettingsServices.php at line 69
shiro\system\services\SettingsServices::read()/server/refmap2023/shiro/src/shiro/system/services/SettingsServices.php at line 27
shiro\system\services\SettingsServices::value()/server/refmap2023/shiro/src/shiro/configuration/Configuration.php at line 15
shiro\configuration\Configuration::read()/server/refmap2023/shiro/src/shiro/database/mysql/MySQLSearch.php at line 1310
shiro\database\mysql\MySQLDriver->_buildQuery()/server/refmap2023/shiro/src/shiro/database/mysql/MySQLSearch.php at line 42
shiro\database\mysql\MySQLDriver->getQuery()/server/refmap2023/shiro/src/shiro/database/mysql/MySQLDriver.php at line 286
shiro\database\mysql\MySQLDriver->getTotal()/server/refmap2023/shiro/src/shiro/models/ContentModel.php at line 404
shiro\models\ContentModel->getTotal()/server/refmap2023/shiro/application/controllers/Content.php at line 926
Content->contentList()/server/refmap2023/shiro/application/controllers/Content.php at line 457
Content->content()/server/refmap2023/shiro/application/core/MY_Controller.php at line 542
MY_Controller->navItem()/server/refmap2023/shiro/system/core/CodeIgniter.php at line 520
require_once()/server/refmap2023/shiro/core/Shiro.php at line 337
Shiro->_executeLegacy()/server/refmap2023/shiro/core/Shiro.php at line 108
Shiro->_execute()/server/refmap2023/shiro/core/Shiro.php at line 65
Shiro->__construct()/server/refmap2023/shiro/core/initialization.php at line 59
require()/server/refmap2023/html/index.php at line 9