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Pangram checker This online calculator can check if a phrase is a pangram. |
Tips and tricks #7: How to make calculator with SVG image map This article describes how to create calculator with image map using SVG image |
Map of France regions Simple image map of France regions to illustrate usage of SVG image maps |
Rail fence cipher This article contains two calculators, first can be used to encode message with the rail fence cipher, second can be used to crack message encoded with the rail fence cipher by brute force. Decoded simply outputs decoded message for different number of "rails". |
Isogram checker This online calculator can check if a word/phrase is an isogram. |
PATHFINDER cipher checker This online calculator decrypts digits encrypted by PATHFINDER type of cipher. |
VARIANT DATE to datetime string This online calculator converts VARIANT DATE (double) value to datetime string. |
Points of the compass This online calculator outputs compass point given direction angle in degrees. Different compass roses (4, 8, 16, 32, 128-wind compass roses) are supported. |
Compass point between two locations Given coordinates of two locations in decimal degrees, this calculator displays constant azimuth, distance and compass points for different compass roses. |
Bernoulli trials table This online calculator calculates probability of k success outcomes in n Bernoulli trials with given success event probability for each k from zero to n. |
Tips and tricks #8: How to reuse existing calculator This article describes process of reusing another calculator's logic (algorithm) in your calculator. |
Quantity of heat This calculator can find missing values in the relationship between heat and temperature: heat added or removed, specific heat, mass, initial temperature and final temperature. |
Gregorian calendar. Julian calendar. The calendar eras. The calculator converts Julian calendar date to Gregorian calendar date taking in account the calendar era. |
Days between dates. The historical version. Calculates number of days between two dates taking in account the date of transition to Gregorian calendar. |
Thermodynamics – calculator for solving mixing problems An online calculator to solve thermodynamic equilibrium problems, such as finding the final temperature when mixing fluids, or finding the required temperature for one of the fluids to achieve a final mixed temperature |
Issue number generator Issue Number Generator for unnumbered magazines & comics & newspapers. If magazine did not print issue numbers, only dates, it can number them all, f.e. all Sundays starting with specified date up to specified date |
Date to timestamp converter This calculator converts the date to epoch timestamp in milliseconds, that is, milliseconds since standard epoch of 1/1/1970, as used, for example, in JavaScript. |
Progressive tax Calculates progressive tax according to tax rate table. |
Log-normal distribution It calculates the probability density function (PDF) and cumulative distribution function (CDF) of long-normal distribution by a given mean and variance. |
Gaps and missing numbers finder This online calculator helps you find gaps and missing numbers in an integer sequence. |