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Search results for: 'Find a number of nonduplicate rows in pandas'123'

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Find a number of nonduplicate rows in pandas
  1. Wiegand Protocol WiFi 4.3 Inch Face Detection Attendance Biometric Machine
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    Wiegand Protocol WiFi 4.3 Inch Face Detection Atte... SKU : WCAM101119340547
    Special Price US$85.56 Regular Price US$95.07
  2. 7 Inch Access Housing Facial Terminal Wall Clocks for Company Management Employee Remote Control Simple Operation Attendance
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    7 Inch Access Housing Facial Terminal Wall Clocks ... SKU : WCAM101119340514
    Special Price US$142.60 Regular Price US$158.45
  3. Professional Indoor Floor Stand Display Vertical LCD Touch Screen Advertising Player
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    Professional Indoor Floor Stand Display Vertical L... SKU : WCAM101119340463
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  4. Advertising Video Player LCD Infrared Touch Panel Window System Digital Display Machine
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    Advertising Video Player LCD Infrared Touch Panel ... SKU : WCAM101119340428
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  5. 7" LCD Non-Contact WiFi Infrared Camera Live Detection Face Recognition Access Control
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    7" LCD Non-Contact WiFi Infrared Camera Live ... SKU : WCAM101119340382
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  6. 7 Inch Waterproof Non-Contact Face Recognition Automatically Identify Facial Recognition Terminal
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    7 Inch Waterproof Non-Contact Face Recognition Aut... SKU : WCAM101119340381
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  7. Intelligent Temperature Detection Face Recognition Time Attendance System Turnstile Gate Access Control Terminal
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    Intelligent Temperature Detection Face Recognition... SKU : WCAM101119340380
    Special Price US$142.60 Regular Price US$158.45
  8. 7 Inch LCD Entrance Turnstile Electric Turnstiles Gate with Access Control Face Recognition
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    7 Inch LCD Entrance Turnstile Electric Turnstiles ... SKU : WCAM101119340377
    Special Price US$142.60 Regular Price US$158.45
  9. 1080P Doorbell Camera WiFi Video Door Bell Camera Wireless Video Door Phone Intercom HD Ring WiFi Doorbell Camera for Apartments
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    1080P Doorbell Camera WiFi Video Door Bell Camera ... SKU : WCAM101119340358
    Special Price US$30.25 Regular Price US$33.61
  10. 7 Inch Smart Door Lock Biometric Living Detection Dynamic Construction Entrance Access Control Face Recognition Terminal Device
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    7 Inch Smart Door Lock Biometric Living Detection ... SKU : WCAM101119340347
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  11. 7 Inch Smart Face Recognition WiFi Time Attendance Human Body Access Control System
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    7 Inch Smart Face Recognition WiFi Time Attendance... SKU : WCAM101119340344
    Special Price US$142.60 Regular Price US$158.45
  12. 7 Inch Qr Code Face Recognition Facial Identification Access Control Remote Control Door Security
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    7 Inch Qr Code Face Recognition Facial Identificat... SKU : WCAM101119340342
    Special Price US$142.60 Regular Price US$158.45
  13. Face Recognition Infrared Thermal Camera Access Control Attendance Device
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    Face Recognition Infrared Thermal Camera Access Co... SKU : WCAM101119340206
    Special Price US$319.77 Regular Price US$355.30
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    Infrared Thermal Imaging Camera Access Control and... SKU : WCAM101119340194
    Special Price US$358.66 Regular Price US$398.51
  15. Sdk OEM Accept Smart Scanner Body Temperature Measuring Intelligent Face Recognition Terminal
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    Sdk OEM Accept Smart Scanner Body Temperature Meas... SKU : WCAM101119340179
    Special Price US$272.24 Regular Price US$302.49
  16. Waterproof HD 720P Wireless WIFI RFID Password Fingerprint Recognition Video Doorbell Intercom Access Control
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    Waterproof HD 720P Wireless WIFI RFID Password Fin... SKU : MJFR11-2
    Special Price US$133.18 Regular Price US$147.98
  17. Mountainone Wireless WIFI RFID Password Access Control Intercom System + Electric Bolt Lock Frameles
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    Mountainone Wireless WIFI RFID Password Access Con... SKU : MSJ11
    Special Price US$124.91 Regular Price US$138.79
  18. All in One Industrial Grade Touch Panel PC Front IP65 Rk3128 Mini Android PC Rugged Industrial Tablet PC with RJ45
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    All in One Industrial Grade Touch Panel PC Front I... SKU : SENKE101118570026
    Special Price US$108.72 Regular Price US$120.80
  19. Interface Customized All Aluminum Small Embedded Ipc Industrial Computer Industrial Tablet PC
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    Interface Customized All Aluminum Small Embedded I... SKU : SENKE101118570025
    Special Price US$222.08 Regular Price US$246.76
  20. 7 inch Wired Wireless Wifi IP Video Door Phone Doorbell Intercom Entry System with 1000TVL Wired Cam
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    7 inch Wired Wireless Wifi IP Video Door Phone Doo... SKU : SY806MJ
    Special Price US$185.79 Regular Price US$206.44
  21. CCTV PTZ Pan-tilt Unit Indoor 24V Indoor Two-Dimension Autoscan with Stops
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    CCTV PTZ Pan-tilt Unit Indoor 24V Indoor Two-Dimen... SKU : SSP306-24
    Special Price US$8.71 Regular Price US$9.68
  22. Blue Iris Compatible VoIP SIP IP Video Doorphone Intercom Intercom for Two Way Talk and Remote Door Open
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    Blue Iris Compatible VoIP SIP IP Video Doorphone I... SKU : WCAM101119340595
    Special Price US$116.67 Regular Price US$129.64
  23. WiFi NFC Card Reader Facial Recognition Terminal with Wall Bracket
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    WiFi NFC Card Reader Facial Recognition Terminal w... SKU : WCAM101119340535
    Special Price US$163.34 Regular Price US$181.49
  24. Danmini A3 sliver fingerprint reader biometric door lock with thumbprint scanner DC 5V/1A color TFT
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    Danmini A3 sliver fingerprint reader biometric doo... SKU : 32839005533
    Special Price US$21.63 Regular Price US$24.03
    Out of stock
  25. 4 Inch HD 4MP Mini PTZ IP Camera Outdoor Network Onvif Speed Dome 30X Zoom PTZ Camera 50m IR Night
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    4 Inch HD 4MP Mini PTZ IP Camera Outdoor Network O... SKU : 32876015025
    Special Price US$184.58 Regular Price US$205.09
  26. 1080P Outdoor CCTV WiFi Camera Wireless CCTV System Security Camera 4CH NVR IP IR-CUT IP Security Sy
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    1080P Outdoor CCTV WiFi Camera Wireless CCTV Syste... SKU : 32967575937
    Special Price US$85.64 Regular Price US$95.15
  27. Turnstiles Biometric Face Recognition Access Control Outdoors Access Control System
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    Turnstiles Biometric Face Recognition Access Contr... SKU : WCAM101119340060
    Special Price US$98.70 Regular Price US$109.67
  28. Biometric Face Recognition Access Control Outdoors RFID Access Control System
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    Biometric Face Recognition Access Control Outdoors... SKU : WCAM101119340058
    Special Price US$121.93 Regular Price US$135.48
  29. Newest version proxmark3 develop suit 3 Kits proxmark nfc RFID reader copier changeable card mfoc ca
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    Newest version proxmark3 develop suit 3 Kits proxm... SKU : 32657089273
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  30. Building Access Control Face Recognition Door Access Control Android Hot Sale Products
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    Building Access Control Face Recognition Door Acce... SKU : WCAM101119340025
    Special Price US$87.09 Regular Price US$96.77
  31. Mountainone 7 inch One to One Wired Wireless Wifi Fingerprint RFID Password Video Door Phone Doorbell
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    Mountainone 7 inch One to One Wired Wireless Wifi ... SKU : SY709BMJF11
    Special Price US$171.28 Regular Price US$190.31
  32. OEM Size 8 Inch Face Recognition Temperature Wall Mounted Camera Body Temperature Reader
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    OEM Size 8 Inch Face Recognition Temperature Wall ... SKU : WCAM101119340263
    Special Price US$319.77 Regular Price US$355.30
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