René's URL Explorer Experiment


Title: hzerrad (Houssem Eddine Zerrad) · GitHub

Open Graph Title: hzerrad - Overview

X Title: hzerrad - Overview

Description: Staff Software Engineer | Cloud Architect | A.I. & Machine Learning enthusiast - hzerrad

Open Graph Description: Staff Software Engineer | Cloud Architect | A.I. & Machine Learning enthusiast - hzerrad

X Description: Staff Software Engineer | Cloud Architect | A.I. & Machine Learning enthusiast - hzerrad

Mail addresses
contact@hzerrad.dev

Opengraph URL: https://github.com/hzerrad

X: @github

direct link

Domain: patch-diff.githubusercontent.com

route-pattern/:user_id(.:format)
route-controllerprofiles
route-actionshow
fetch-noncev2:02980139-0117-c128-e33d-9ca76331d37f
current-catalog-service-hash4a1c50a83cf6cc4b55b6b9c53e553e3f847c876b87fb333f71f5d05db8f1a7db
request-id912E:15D7ED:3C071C:4EC139:6991DED8
html-safe-nonce64d044e161ab65eaa332d1d8121c4fbf5f48b8c821f51544bac986cd675a737f
visitor-payloadeyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiI5MTJFOjE1RDdFRDozQzA3MUM6NEVDMTM5OjY5OTFERUQ4IiwidmlzaXRvcl9pZCI6IjI3NjM2NTIwNDA0NDYwNDE4MTYiLCJyZWdpb25fZWRnZSI6ImlhZCIsInJlZ2lvbl9yZW5kZXIiOiJpYWQifQ==
visitor-hmaca2843b413082d5997c03bf682bff4d133858991bff421bf03365410b881ead61
github-keyboard-shortcutscopilot
google-site-verificationApib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-urlhttps://collector.github.com/github/collect
analytics-location/
fb:app_id1401488693436528
apple-itunes-appapp-id=1477376905, app-argument=https://github.com/hzerrad
twitter:imagehttps://avatars.githubusercontent.com/u/6911778?v=4?s=400
twitter:cardsummary
og:imagehttps://avatars.githubusercontent.com/u/6911778?v=4?s=400
og:image:altStaff Software Engineer | Cloud Architect | A.I. & Machine Learning enthusiast - hzerrad
og:site_nameGitHub
og:typeprofile
profile:usernamehzerrad
hostnamegithub.com
expected-hostnamegithub.com
None42c603b9d642c4a9065a51770f75e5e27132fef0e858607f5c9cb7e422831a7b
turbo-cache-controlno-preview
octolytics-dimension-user_id6911778
octolytics-dimension-user_loginhzerrad
turbo-body-classeslogged-out env-production page-responsive page-profile
disable-turbofalse
browser-stats-urlhttps://api.github.com/_private/browser/stats
browser-errors-urlhttps://api.github.com/_private/browser/errors
release848bc6032dcc93a9a7301dcc3f379a72ba13b96e
ui-targetfull
theme-color#1e2327
color-schemelight dark

Links:

Skip to contenthttps://patch-diff.githubusercontent.com/hzerrad#start-of-content
https://patch-diff.githubusercontent.com/
Sign in https://patch-diff.githubusercontent.com/login?return_to=https%3A%2F%2Fgithub.com%2Fhzerrad
GitHub CopilotWrite better code with AIhttps://github.com/features/copilot
GitHub SparkBuild and deploy intelligent appshttps://github.com/features/spark
GitHub ModelsManage and compare promptshttps://github.com/features/models
MCP RegistryNewIntegrate external toolshttps://github.com/mcp
ActionsAutomate any workflowhttps://github.com/features/actions
CodespacesInstant dev environmentshttps://github.com/features/codespaces
IssuesPlan and track workhttps://github.com/features/issues
Code ReviewManage code changeshttps://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilitieshttps://github.com/security/advanced-security
Code securitySecure your code as you buildhttps://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they starthttps://github.com/security/advanced-security/secret-protection
Why GitHubhttps://github.com/why-github
Documentationhttps://docs.github.com
Bloghttps://github.blog
Changeloghttps://github.blog/changelog
Marketplacehttps://github.com/marketplace
View all featureshttps://github.com/features
Enterpriseshttps://github.com/enterprise
Small and medium teamshttps://github.com/team
Startupshttps://github.com/enterprise/startups
Nonprofitshttps://github.com/solutions/industry/nonprofits
App Modernizationhttps://github.com/solutions/use-case/app-modernization
DevSecOpshttps://github.com/solutions/use-case/devsecops
DevOpshttps://github.com/solutions/use-case/devops
CI/CDhttps://github.com/solutions/use-case/ci-cd
View all use caseshttps://github.com/solutions/use-case
Healthcarehttps://github.com/solutions/industry/healthcare
Financial serviceshttps://github.com/solutions/industry/financial-services
Manufacturinghttps://github.com/solutions/industry/manufacturing
Governmenthttps://github.com/solutions/industry/government
View all industrieshttps://github.com/solutions/industry
View all solutionshttps://github.com/solutions
AIhttps://github.com/resources/articles?topic=ai
Software Developmenthttps://github.com/resources/articles?topic=software-development
DevOpshttps://github.com/resources/articles?topic=devops
Securityhttps://github.com/resources/articles?topic=security
View all topicshttps://github.com/resources/articles
Customer storieshttps://github.com/customer-stories
Events & webinarshttps://github.com/resources/events
Ebooks & reportshttps://github.com/resources/whitepapers
Business insightshttps://github.com/solutions/executive-insights
GitHub Skillshttps://skills.github.com
Documentationhttps://docs.github.com
Customer supporthttps://support.github.com
Community forumhttps://github.com/orgs/community/discussions
Trust centerhttps://github.com/trust-center
Partnershttps://github.com/partners
GitHub SponsorsFund open source developershttps://github.com/sponsors
Security Labhttps://securitylab.github.com
Maintainer Communityhttps://maintainers.github.com
Acceleratorhttps://github.com/accelerator
Archive Programhttps://archiveprogram.github.com
Topicshttps://github.com/topics
Trendinghttps://github.com/trending
Collectionshttps://github.com/collections
Enterprise platformAI-powered developer platformhttps://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security featureshttps://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI featureshttps://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 supporthttps://github.com/premium-support
Pricinghttps://github.com/pricing
Search syntax tipshttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentationhttps://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in https://patch-diff.githubusercontent.com/login?return_to=https%3A%2F%2Fgithub.com%2Fhzerrad
Sign up https://patch-diff.githubusercontent.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E&source=header
Reloadhttps://patch-diff.githubusercontent.com/hzerrad
Reloadhttps://patch-diff.githubusercontent.com/hzerrad
Reloadhttps://patch-diff.githubusercontent.com/hzerrad
Followhttps://patch-diff.githubusercontent.com/login?return_to=https%3A%2F%2Fgithub.com%2Fhzerrad
Overview https://patch-diff.githubusercontent.com/hzerrad
Repositories 7 https://patch-diff.githubusercontent.com/hzerrad?tab=repositories
Projects 0 https://patch-diff.githubusercontent.com/hzerrad?tab=projects
Packages 0 https://patch-diff.githubusercontent.com/hzerrad?tab=packages
Stars 172 https://patch-diff.githubusercontent.com/hzerrad?tab=stars
Overviewhttps://patch-diff.githubusercontent.com/hzerrad
Repositorieshttps://patch-diff.githubusercontent.com/hzerrad?tab=repositories
Projectshttps://patch-diff.githubusercontent.com/hzerrad?tab=projects
Packageshttps://patch-diff.githubusercontent.com/hzerrad?tab=packages
Starshttps://patch-diff.githubusercontent.com/hzerrad?tab=stars
Followhttps://patch-diff.githubusercontent.com/login?return_to=https%3A%2F%2Fgithub.com%2Fhzerrad
https://avatars.githubusercontent.com/u/6911778?v=4
Followhttps://patch-diff.githubusercontent.com/login?return_to=https%3A%2F%2Fgithub.com%2Fhzerrad
17 followers https://github.com/hzerrad?tab=followers
14 following https://github.com/hzerrad?tab=following
https://www.linkedin.com/in/hzerrad/https://www.linkedin.com/in/hzerrad/
@hzerradhttps://twitter.com/hzerrad
https://hzerrad.devhttps://hzerrad.dev
Achievementshttps://patch-diff.githubusercontent.com/hzerrad?tab=achievements
x3https://patch-diff.githubusercontent.com/hzerrad?achievement=pair-extraordinaire&tab=achievements
x3https://patch-diff.githubusercontent.com/hzerrad?achievement=pull-shark&tab=achievements
https://patch-diff.githubusercontent.com/hzerrad?achievement=yolo&tab=achievements
https://patch-diff.githubusercontent.com/hzerrad?achievement=quickdraw&tab=achievements
Achievementshttps://patch-diff.githubusercontent.com/hzerrad?tab=achievements
x3https://patch-diff.githubusercontent.com/hzerrad?achievement=pair-extraordinaire&tab=achievements
x3https://patch-diff.githubusercontent.com/hzerrad?achievement=pull-shark&tab=achievements
https://patch-diff.githubusercontent.com/hzerrad?achievement=yolo&tab=achievements
https://patch-diff.githubusercontent.com/hzerrad?achievement=quickdraw&tab=achievements
blocking usershttps://docs.github.com/articles/blocking-a-user-from-your-personal-account
reporting abusehttps://docs.github.com/articles/reporting-abuse-or-spam
Report abusehttps://patch-diff.githubusercontent.com/contact/report-abuse?report=hzerrad+%28user%29
Overview https://patch-diff.githubusercontent.com/hzerrad
Repositories 7 https://patch-diff.githubusercontent.com/hzerrad?tab=repositories
Projects 0 https://patch-diff.githubusercontent.com/hzerrad?tab=projects
Packages 0 https://patch-diff.githubusercontent.com/hzerrad?tab=packages
Stars 172 https://patch-diff.githubusercontent.com/hzerrad?tab=stars
Overviewhttps://patch-diff.githubusercontent.com/hzerrad
Repositorieshttps://patch-diff.githubusercontent.com/hzerrad?tab=repositories
Projectshttps://patch-diff.githubusercontent.com/hzerrad?tab=projects
Packageshttps://patch-diff.githubusercontent.com/hzerrad?tab=packages
Starshttps://patch-diff.githubusercontent.com/hzerrad?tab=stars
hzerradhttps://patch-diff.githubusercontent.com/hzerrad/hzerrad
https://patch-diff.githubusercontent.com/hzerrad#hi--im-houssem-e-zerrad
https://git.io/typing-svg
https://patch-diff.githubusercontent.com/hzerrad#about-me
EnsVAE: Ensemble Variational Autoencoders for Recommendationshttps://ieeexplore.ieee.org/document/9224132
https://patch-diff.githubusercontent.com/hzerrad#programming-languages
https://camo.githubusercontent.com/ed734908a4ba80443f8d13d9eddc674e955b2581e2d9a4f43748514a8c3443d4/68747470733a2f2f63646e2e6a7364656c6976722e6e65742f6e706d2f4070726f6772616d6d696e672d6c616e6775616765732d6c6f676f732f707974686f6e40302e302e302f707974686f6e2e706e67
https://camo.githubusercontent.com/dec82a73c0f243950989ffb6f8691cc83f18edfc7ba1e4cc21177a2bb2640f36/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f6e6f64652e6a732f333339393333
https://camo.githubusercontent.com/a7a35e9b979d874a7ff64204133634f83620676a0d94c795ae77c99a6989f708/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f747970657363726970742f333137384336
https://camo.githubusercontent.com/3ae12b0da4869293d389b7fd554338ad9903a5c9680d8fd59a35ff751a13c2dd/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f676f2f303041444438
https://camo.githubusercontent.com/da8ecc99e4f8b68d8cd53630ac24ce5e16adbce47e56c049f6f50f3f4c07097a/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f727573742f376137613762
https://camo.githubusercontent.com/843c036e66e64853c403256c98bc60c494d7eecdf1abb446176d0307695b8e13/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f656c697869722f344232373546
https://raw.githubusercontent.com/devicons/devicon/master/icons/java/java-original.svg
https://camo.githubusercontent.com/77f89046bc1a8bd767ae8da7e2e0932cbe03dd6a4bfe85e508b6beae1d1b4d96/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f7363616c612f444333323246
https://camo.githubusercontent.com/5e849ee6f846fe52b62171f596067e231bce7906318615242c84a7118e29c0c1/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f63706c7573706c75732f303035393943
https://camo.githubusercontent.com/1923680ede288b48a3f4569e82ba1dd8cca9840ffac6ca2761926561863ba06f/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f68746d6c352f453334463236
https://camo.githubusercontent.com/6f25baefc3e86717b31f65757b135f6aa9295dd95d58a598a31a18c9292d3a24/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f637373332f313537324236
https://patch-diff.githubusercontent.com/hzerrad#frameworks-and-technologies
https://camo.githubusercontent.com/7758129c9ed431ec7b927058fb6c8e92a5d7c1cadd54b1f147312952331e2904/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f66617374617069
https://camo.githubusercontent.com/18f5cffb18527cfe366423e2364c0bee3cf391e5c62473e59c86f25e73611907/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f657870726573732f376137613761
https://camo.githubusercontent.com/6b3b7bdc2d9ed3403f8434989938856a244a07f49ed609ec77e131c0049cc962/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f6e6573746a73
https://camo.githubusercontent.com/184a1a3f3b7e9f888defedd98b4daf1ee2e94e642fcd42065e0c86a80b7b8b5f/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f666c61736b2f376137613761
https://camo.githubusercontent.com/bbac50b107f598ca2690598e786d2ea16c294856f6b56534277511294b4ce0b3/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f646a616e676f
https://camo.githubusercontent.com/0e3e8f47a9d5c5e741dba9cf786c470f811164583119c233a9c2a1a250571663/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f7265616374
https://camo.githubusercontent.com/aab8f33c9271d968d41fc1677e3624c7c3cb940106dd0b3aa3ceeb6f53a591bf/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f7461696c77696e64637373
https://camo.githubusercontent.com/fcb1951e29b17244009eef9babbd1663ae0124cc731778dd28f085c0ef065fb2/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f666c7574746572
https://camo.githubusercontent.com/5a81e4812127d420b6af82cc9f5b5d9331a5b9813af3f28bcab160069e3dba89/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f656c656374726f6e2f376137613761
https://camo.githubusercontent.com/6a76daca428948a595aaa721d027a2f87c07272e5be58a3ca16e2712524471eb/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f646f636b6572
https://camo.githubusercontent.com/45678683f44ea6642d07ad49c8568cf4cffcc1d58dbf86118fe19b32ef6b65a2/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f6b756265726e65746573
https://camo.githubusercontent.com/4e32e48527def0aff846cbde74df51995f38802c16b68c6a890e1489fb275af6/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f6170616368656861646f6f70
https://camo.githubusercontent.com/9683b594bdca92055867e17da2818ca678d5bbf76d3b45ee6b5137688e6f4281/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f617061636865737061726b
https://camo.githubusercontent.com/ed8bb566c3703af7461dbeb59771bb114775483fc108739f0c522fb5cfd14d7a/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f6170616368656b61666b612f376137613761
https://camo.githubusercontent.com/9b8585b66e84d46891f76784f9d6fdc626904317e3ad1e79ddc4e11b91ea33af/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f61706163686568697665
https://camo.githubusercontent.com/2485f4c4da743caef4d466d12f4901cf344d3189562da35abee3bffe130699fd/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f706f737467726573716c
https://camo.githubusercontent.com/0f4577c432da6d76e6e4c5803d1c16d357cade504d75e9bbebb3f1714899886f/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f6d7973716c
https://camo.githubusercontent.com/2ca86b289a6802ae938fec24889bd3e6498ea2d83af7849d5f159fc8cf6a6ec2/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f7265646973
https://camo.githubusercontent.com/1dc5ffc18155aefb2041c1cd20f7eb1c4e15cb5ac3730e6c3c4f0e4a2329509b/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f61706163686563617373616e647261
https://camo.githubusercontent.com/60dd6cc1717c910460ff5eb863edc9c96caa6ed4954a1aff7fdd01e303f20454/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f6d6f6e676f6462
https://camo.githubusercontent.com/6b80c1fc49a5bcde1414ef457e17a1f5268645fe77756019c1dd16a824570a8f/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f6e656f346a
https://camo.githubusercontent.com/25104104a5d51a7662e4db34c167d57192959dee836641469062f88a09ba867e/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f7363696b69746c6561726e
https://camo.githubusercontent.com/37d8f83f84ea67e0d6c4a0c58822dfb9ed58e7e39f3f9cf3337adfe7bfe0d435/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f74656e736f72666c6f77
https://camo.githubusercontent.com/928bb4622625bf0d773ea0ddc08935dfe1f3577caad16b09769fd84323bb542d/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f6b65726173
https://camo.githubusercontent.com/6b2743b647891fc8ee3b48bcf41619c3f45e7cfe90a089f1322ec1dcee4c57b2/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f6e67696e78
https://camo.githubusercontent.com/66afe6de169de14c47ba7476f64b0b33a3951b0f8d1429cef04962758f345980/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f636972636c6563692f376137613761
https://camo.githubusercontent.com/ce80f5c2a4022afcaf2856eac8d289c21eb269de99d9df449bc29e28b088e00c/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f74726176697363692f376137613761
https://camo.githubusercontent.com/67d187264a1ad08d068899c2a75e32c72a0a610f86cb07988dde139ff71802f6/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f6a656e6b696e73
https://camo.githubusercontent.com/216aac1f14264e6203d581cd56793bb6b2a643154ffd9db361365ad89c6c6e98/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f7465727261666f726d
https://camo.githubusercontent.com/4581e781d36e8943bc3a3a4b79474af547e7a14fad02adf8e66dfec9fe002503/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f70756c756d69
https://camo.githubusercontent.com/ed7e096b7ea839bc734fb853caee97e65aaf3fb13f54c5c991de5741a779c6d6/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f676f6f676c65636c6f7564
https://camo.githubusercontent.com/92e37b9d89f531a5983f03d08b8b9cf3c32d2acd8fbc9a9e4078a8d6dff9faae/68747470733a2f2f63646e2e73696d706c6569636f6e732e6f72672f616d617a6f6e77656273657276696365732f376137613761
https://patch-diff.githubusercontent.com/hzerrad#statistical-data
https://camo.githubusercontent.com/5edf3c99f165785cbf7fcb3436706e7f6e897c0bd5356d7dbf93fadfdbec0617/68747470733a2f2f6769746875622d726561646d652d73746174732e76657263656c2e6170702f6170693f757365726e616d653d687a65727261642673686f775f69636f6e733d74727565266c6f63616c653d656e2662675f636f6c6f723d30643131313726746578745f636f6c6f723d666666666666267265706f3d636f6e766f7963686174
https://camo.githubusercontent.com/d25b69f13ca57f90c9c0d46a46bc8b7cc275922b306ec4f66544f8d00f5dd8e0/68747470733a2f2f6769746875622d726561646d652d73747265616b2d73746174732e6865726f6b756170702e636f6d2f3f757365723d687a6572726164267468656d653d6461726b266261636b67726f756e643d30643131313726646174655f666f726d61743d4d2532306a25354225324325323059253544
https://patch-diff.githubusercontent.com/hzerrad#devcard
https://app.daily.dev/hzerrad
dailydotdevhttps://daily.dev/
https://patch-diff.githubusercontent.com/hzerrad#connect-with-me
https://www.linkedin.com/in/hzerrad
https://twitter.com/hzerrad19
https://www.upwork.com/freelancers/hzerrad
https://hzerrad.dev
python-firebase https://patch-diff.githubusercontent.com/hzerrad/python-firebase
ozgur/python-firebasehttps://patch-diff.githubusercontent.com/ozgur/python-firebase
1 https://patch-diff.githubusercontent.com/hzerrad/python-firebase/stargazers
1 https://patch-diff.githubusercontent.com/hzerrad/python-firebase/forks
buildable-connections https://patch-diff.githubusercontent.com/hzerrad/buildable-connections
adithyaakrishna/templateshttps://patch-diff.githubusercontent.com/adithyaakrishna/templates
python-benchmarks https://patch-diff.githubusercontent.com/hzerrad/python-benchmarks
hzerrad https://patch-diff.githubusercontent.com/hzerrad/hzerrad
kickstart.nvim https://patch-diff.githubusercontent.com/hzerrad/kickstart.nvim
nvim-lua/kickstart.nvimhttps://patch-diff.githubusercontent.com/nvim-lua/kickstart.nvim
cronkit https://patch-diff.githubusercontent.com/hzerrad/cronkit
GitHub status pagehttps://www.githubstatus.com/
contact supporthttps://patch-diff.githubusercontent.com/contact
Please reload this pagehttps://patch-diff.githubusercontent.com/hzerrad
https://github.com
Termshttps://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacyhttps://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Securityhttps://github.com/security
Statushttps://www.githubstatus.com/
Communityhttps://github.community/
Docshttps://docs.github.com/
Contacthttps://support.github.com?tags=dotcom-footer

Viewport: width=device-width

URLs of crawlers that visited me.