#### Search results

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Conversion from decimal numeral system This calculator converts given decimal value to other positional numeral system |

Conversion between any bases This calculator converts number from one numeral system to another, given both system's bases |

Regular expression tester This online calculator allows user to experiment with regular expressions. |

One's complement, and two's complement binary codes This online calculator displays one's complement and two's complement codes for the entered negative integer. |

Conversion of fractional numbers between numeral systems This online calculator helps to convert fractional number in one numeral system to fractional number in other numeral system. |

Keyboard layout and password Converts the word, typed in Russian letters into a set of symbols corresponding to these letters in English keyboard layout which is often used to create a Russian-speaking user passwords. |

Caesar cipher Calculator encrypts entered text by using Caesar cipher. Non-alphabetic symbols (digits, whitespaces, etc.) are not transformed. |

Network address and subnet mask (IPv4) This online calculator determines subnet parameters for given IP address and subnet mask |

Binary Coded Decimal (BCD) This online calculator converts decimal number to binary code in BCD notation and vice versa |

List format Format a list using regular expressions |

Simple math in any numeral system This online calculator supports simple math (addition, subtraction, division, multiplication and power) for numbers expressed in any numeral system - binary, octal, hexadecimal, from the base 2 to base 36 |

URL-encoded string decoder This converter decodes URL-encoded string (percent-encoded characters). It converts reserved characters as well as UTF-8 characters |

GET request string parser This parser break GET request string to the parameter-value pairs and decodes URL-encoded sequences if needed |

Vigenère cipher Calculator encrypts entered text by using Vigenère cipher. Non-alphabetic symbols (digits, whitespaces, etc.) are not transformed. |

Symbol frequencies table This online calculator builds symbol frequency table for a given message |

Shannon Entropy This online calculator computes Shannon entropy for a given event probability table and for a given message. |

Huffman coding This online calculator generates Huffman coding based on a set of symbols and their probabilities. A brief description of Huffman coding is below the calculator. |

Count the number of words The calculator counts word number in a given text. It can be used for rough calculation of translation cost. Can be used for word number calculation in software resources. |

Unique words count This calculator counts the number of unique words in a text (total number of words minus all word repetitions). It also counts a number of repeated words. It also can remove all the repetitions from the text. |

Remove duplicates The calculator removes duplicates from an element list. |