Technology history for poj.org
Stack size over time
From 3 detected technologies in Aug 2018 to 5 in Jun 2026 (peak 7).
Currently detected
- Ubuntu since Aug 2018
- Nginx since Aug 2018
- Tencent Analytics (腾讯分析) since Jul 2020
- Java since Sep 2021
- Google Workspace since Aug 2022
Previously used
- Baidu Analytics (百度统计) Feb 2021 to Jun 2025 · 4 yrs
- C Feb 2023 to Feb 2023 · 1 mo
- Wheelio Sep 2021 to Sep 2021 · 1 mo
- Google Analytics Aug 2018 to Jan 2019 · 5 mo
Timeline
2025 1 dropped
- dropped Baidu Analytics (百度统计) Oct 2025 · Analytics
2023 1 added · 1 dropped
2022 1 added
- added Google Workspace Aug 2022 · Webmail
2021 3 added · 2 dropped
- dropped Wheelio Nov 2021 · Widgets
- added Java Sep 2021 · Programming languages
- added Wheelio Sep 2021 · Widgets
- dropped Tencent Analytics (腾讯分析) Mar 2021 · Analytics
- added Baidu Analytics (百度统计) Feb 2021 · Analytics
2020 1 added
- added Tencent Analytics (腾讯分析) Jul 2020 · Analytics
2019 1 dropped
- dropped Google Analytics May 2019 · Analytics