squaring tool
squaring tool Introduction
Online square calculation tool introduction:1, square is an operation, for example, the square of a means a×a, simply written a2, can also be written as a×a.
2, for example, the square of 2 is: 2×2=4; The square of 6 is 6 x 6=36.
Internet Business Promoter
![URL Bulk Generator]()
URL Bulk Generator
Generate urls online in batches according to rules
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baby 100-day calculation
calculate the 100-day date of the baby online with one click
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Base64/ file transfer
Online Base64 and file interchange widget
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Female safe period calculation
Online female safe period/ovulation period (critical period)/ menstrual period calculation tool
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Relative address calculator
Chinese Family Relative Online Calculator
![Color Matching Calculator]()
Color Matching Calculator
Accurately calculate the degree of matching between colors to help users easily obtain aesthetic matching schemes.
![Middle color calculation of two colors]()
Middle color calculation of two colors
Intermediate color calculation tool between two colors
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sm2 encryption/decryption
National secret sm2 algorithm encryption, decryption, signing, checking online small tool
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CSS button online generation tool
Online visual debug button and generate CSS code
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CSS with triangular bubble frame online generation
Online generation with triangular bubble frame generation tool
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EASCii code comparison table
EASCII code common symbols
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HSV/CMYK conversion
HSV format color and CMYK format color conversion tool
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Chinese ID card information query
Resident ID card, Hong Kong, Macao and Taiwan resident permit, foreigner permanent residence ID card parsing tool
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Picture to Base64
online picture to Base64 tool
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Query where the IP address belongs
IP online query tool, query the local IP
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Screen on tool
A small tool to keep the screen steady and prevent sleep
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MD5 encryption
MD5 online encryption tool
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Sensitive word/prohibited word detection
Detect sensitive/prohibited words in the content
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Arabic numerals to English
Online Arabic numerals to English tool
![QR code generation]()
QR code generation
Generate your own QR code based on custom content
![RSA public and private key generation, signature, encryption and decryption]()
RSA public and private key generation, signature, encryption and decryption
online RSA public and private key generation, signature, encryption and decryption tool
![UTF8 and Chinese translation]()
UTF8 and Chinese translation
UTF8 to Chinese/Chinese to UTF8 processing tool
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Camera test
Online mobile phone/computer camera test tool
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Temperature unit conversion
Temperature unit Online conversion tool
