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Search results for: 'pandas groupby count with condition'

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conditional check on none in powershell
counter a medusa dnd with glasses
with a Hallelujah by Jenny Knipfer
without the publisher’s prior written consent in any form of binding or cover other than that in which it is published and witho
Conditional Low-Layer Triggered Mobility OR CLTM for reducing an overall delay in establishing a connection
  1. Security 2MP HDCVI Camera 1080P Fisheye Dome Outdoor CCTV HD CVI Camera Panaramic 360 Degree
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    Security 2MP HDCVI Camera 1080P Fisheye Dome Outdo... SKU : 32491471630
    Special Price US$19.60 Regular Price US$21.77
    Out of stock
  2. Bicycle Bike Mini Electron Alarm Disc Brakes Lock Mountain Bike Road Racing Bike Anti Theft Security
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    Bicycle Bike Mini Electron Alarm Disc Brakes Lock ... SKU : 32825892562
    Special Price US$5.08 Regular Price US$5.64
    Out of stock
  3. Xiaomi Aqara Smart Door Touch Lock ZigBee Connection For Home Security Fingerprint Unlock APP Anti-P
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    Xiaomi Aqara Smart Door Touch Lock ZigBee Connecti... SKU : 32867533788
    Special Price US$237.66 Regular Price US$264.07
  4. RFID UHF 4 Port Reader Station long range passive Impinj R2000 EPC 96-bit 860-960mhz TCP/IP+RS232
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    RFID UHF 4 Port Reader Station long range passive ... SKU : HY406
    Special Price US$324.00 Regular Price US$360.00
  5. Long-term high-light flashlight LED rechargeable searchlight super bright outdoor long-range multi-function portable mine lamp for household use
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    Long-term high-light flashlight LED rechargeable s... SKU : light15-TW
    Special Price US$6.68 Regular Price US$7.42
  6. IoT Control Board C Language Industrial Control Board Network Controller STM32 Development Smart Relay Module
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    IoT Control Board C Language Industrial Control Bo... SKU : UHFAT10-TW
    Special Price US$168.37 Regular Price US$187.08
  7. RFID UHF High Performance 4-Channel Fixed Reader Station
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    RFID UHF High Performance 4-Channel Fixed Reader S... SKU : HY407
    Special Price US$388.80 Regular Price US$432.00
  8. Computer financial card and IC card reader/Foreign Taiwan financial card reader/direct chip card reader
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    Computer financial card and IC card reader/Foreign... SKU : reader26-TW
    Special Price US$5.66 Regular Price US$6.29
  9. rfid electronic tag RFID chip 6C long-distance silicone electronic tag High temperature resistant laundry tag
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    rfid electronic tag RFID chip 6C long-distance sil... SKU : tag033-TW
    Special Price US$0.40 Regular Price US$0.45
  10. RFID+EAS Clothing Tags Clothing Auxiliary Materials Weaving Anti-theft Selling Clothing Safe Selling Washing Clothing Clothing
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    RFID+EAS Clothing Tags Clothing Auxiliary Material... SKU : tag038-TW
    Special Price US$0.23 Regular Price US$0.25
  11. RFID access control reader and writer 13.56M high frequency dual protocol IC RF read and write module 14443A/B agreement
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    RFID access control reader and writer 13.56M high ... SKU : reader12-TW
    Special Price US$5.81 Regular Price US$6.45
  12. RFID ultra-high frequency UHF desktop 2-meter RFID card issuer RS232 series multi-card collision prevention board
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    RFID ultra-high frequency UHF desktop 2-meter RFID... SKU : RFID106-TW
    Special Price US$101.03 Regular Price US$112.25
  13. UHF RFID Ultra-high frequency long-distance split antenna antenna multi-label reader and writer
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    UHF RFID Ultra-high frequency long-distance split ... SKU : HY406-TW
    Special Price US$388.80 Regular Price US$432.00
  14. RFID UHF USB desktop Reader and Writer 902～928MHz/865～868MHz 18000-6C with English SDK demo software user manual
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    RFID UHF USB desktop Reader and Writer 902～928MH... SKU : JRD1902
    Special Price US$32.40 Regular Price US$36.00
  15. Fail-Secure Type Cabinet Lock for a Variety of Cabinet Structure
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    Fail-Secure Type Cabinet Lock for a Variety of Cab... SKU : NORDS10092237
    Special Price US$14.52 Regular Price US$16.13
  16. Adjustable Lock-Tougue DC12V or 24V 6V Cabinet Lock with Ce RoHS
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    Adjustable Lock-Tougue DC12V or 24V 6V Cabinet Loc... SKU : NORDS10092157
    Special Price US$4.76 Regular Price US$5.29
  17. R6 UHF RFID Sled Reader
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    R6 UHF RFID Sled Reader SKU : R6 UHF RFID Sled Reader
    Special Price US$558.84 Regular Price US$620.93
  18. 4G LTE Cellular IOT Gateway Alarm Device Industrial RS485 Serial Port GSM GPRS Modem Modbus RTU M2M for SCADA OPC Server S275
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    4G LTE Cellular IOT Gateway Alarm Device Industria... SKU : RTUS275
    Special Price US$53.41 Regular Price US$59.35
  19. Industrial 4G Cellular Modbus RTU Master for PLC Smart Meters Remote Data Acquisition MQTT IOT Gateway
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    Industrial 4G Cellular Modbus RTU Master for PLC S... SKU : RTUS272
    Special Price US$47.61 Regular Price US$52.90
  20. Top door stopper anti-collision door stop door wedge creative free punch cartoon top door stop wind resistance door stop
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    Top door stopper anti-collision door stop door wed... SKU : anti-collision door
    Special Price US$15.82 Regular Price US$17.58
  21. Simple printer rack movable computer main rack placement storage rack with pulley main case desktop main cabinet
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    Simple printer rack movable computer main rack pla... SKU : cabinet05
    Special Price US$19.60 Regular Price US$21.77
  22. Glass cabinet door lock Showcase door lock Glass window lock Cabinet lock Glass single door lock Glass opening-free
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    Glass cabinet door lock Showcase door lock Glass w... SKU : lock-0099
    Special Price US$0.87 Regular Price US$0.97
  23. Disposable 3-Ply Anti-Dust Disposable Surgical Medical Earloop Face Mouth Masks DHL Shipping
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    Disposable 3-Ply Anti-Dust Disposable Surgical Med... SKU : mask
    Special Price US$0.60 Regular Price US$0.67
  24. 20W 400LM LED Spotlight Portable Rechargeable Outdoor Camping Emergency Lawn Work Fishing Lighting L
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    20W 400LM LED Spotlight Portable Rechargeable Outd... SKU : 32902803099
    Special Price US$9.14 Regular Price US$10.16
    Out of stock
  25. 10LED Solar Wall Light PIR Motion Sensor Lamps Waterproof Infrared Sensor Outdoor Garden Decoration
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    10LED Solar Wall Light PIR Motion Sensor Lamps Wat... SKU : 32963217919
    Special Price US$12.83 Regular Price US$14.26
    Out of stock
  26. FJ3352 Weather Station With Barometer Forecast Temperature Humidity Wireless Outdoor Sensor Alarm an
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    FJ3352 Weather Station With Barometer Forecast Tem... SKU : 32956601486
    Special Price US$28.36 Regular Price US$31.52
    Out of stock
  27. 3 Layer Power Socket Universal Smart Electrical Socket Plugs 11 Outlet 2 USB Ports Surge Protector
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    3 Layer Power Socket Universal Smart Electrical So... SKU : 32827606145
    Special Price US$12.02 Regular Price US$13.36
  28. 2015 GEN 2 UHF Passive RFID Tags for Pigs/Dogs/Sheeps Animal tracking and management
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    2015 GEN 2 UHF Passive RFID Tags for Pigs/Dogs/She... SKU : 32312433535
    Special Price US$0.42 Regular Price US$0.47
    Out of stock
  29. NFC Tags Sticker Ntag216 big capacity 888bytes 13.56Mhz RFID Tag for Samsung Galaxy S5 Note3 S4 Noki
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    NFC Tags Sticker Ntag216 big capacity 888bytes 13.... SKU : 32627346141
    Special Price US$6.90 Regular Price US$7.66
    Out of stock
  30. LPSECURITY RFID Door Access Control System Kit With Lock RFID keypad+power+electric gate lock+door
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    LPSECURITY RFID Door Access Control System Kit Wit... SKU : 32843069730
    Special Price US$31.97 Regular Price US$35.52
  31. NFC Card High Capacity NTAG216 PVC Card NFC card Key tags universal RFID tag
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    NFC Card High Capacity NTAG216 PVC Card NFC card K... SKU : 32682706815
    Special Price US$0.22 Regular Price US$0.24
    Out of stock
  32. Waterproof NFC Tags Lable Ntag213 13.56mhz RFID Smart Card For All NFC Enabled Phone NFC Tags Sticke
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    Waterproof NFC Tags Lable Ntag213 13.56mhz RFID Sm... SKU : 32971403955
    Special Price US$0.29 Regular Price US$0.32
    Out of stock
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