{"id":18396761,"url":"https://github.com/igorskyflyer/calculus-ex","last_synced_at":"2026-01-23T15:44:20.415Z","repository":{"id":111138860,"uuid":"85425307","full_name":"igorskyflyer/calculus-ex","owner":"igorskyflyer","description":"📊 A mathematical software which solves equations using the linear programming method. Linear programming (LP) (also called linear optimization) is a method to achieve the best outcome (such as maximum profit or lowest cost) in a mathematical model whose requirements are represented by linear relationships. 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Linear programming (LP) (also called linear optimization) is a method to achieve the best outcome (such as maximum profit or lowest cost) in a mathematical model whose requirements are represented by linear relationships. Written in Delphi.\n\u003c/div\u003e\n\n\u003cbr\u003e\n\u003cbr\u003e\n\n## 📃 Table of Contents\n\n- [Features](#-features)\n- [Changelog](#-changelog)\n- [Support](#-support)\n- [License](#-license)\n- [Related](#-related)\n- [Author](#-author)\n\n\u003cbr\u003e\n\u003cbr\u003e\n\n## 🤖 Features\n\n- 📂 **custom data format support** - import and export proprietary .cxf binary tables, plus file drag‑and‑drop and command‑line file open\n\n- 🌐 **multi‑format export** - save grids as HTML (styled) or as JPG/PNG/BMP images, with embedded icons in HTML\n\n- 📊 **dynamic grid management** - generate grids from user‑defined criteria/alternatives, auto‑label entries, adjust dimensions, format numbers, and store layout/appearance preferences\n\n- 🎲 **data entry utilities** - populate with random values within set bounds, clear contents with confirmation, restrict invalid input\n\n- 🛠️ **structural editing** - add, delete, or reorder criteria and - alternatives, highlight selections, and custom‑render grid cells for headers/states\n\n- 📈 **analytical computation** - perform compromise programming analysis, calculate weighted/maximum/sum deviations, and present results in detailed, list, or ranking views\n\n- 🖥️ **user interaction enhancements** - search grid via Find dialog, toggle fullscreen, adjust font size persistently, and show context‑aware menus\n\n- 💾 **session persistence** - save fonts, colors, fill ranges, and formatting in the windows registry for auto‑restoration\n\n- 🧰 **utility functions** - capture grid as an image, open app website, show about dialog, restart app from menu, and handle errors gracefully\n\n- ⚙️ **highly-customizable** - configure colors, fonts, numeric format, fill range, and sound preferences, with options to import/export .cxc configuration files, reset to defaults, and save all changes to the registry\n\n\u003cbr\u003e\n\u003cbr\u003e\n\n## 📝 Changelog\n\n📑 The changelog is available here, [CHANGELOG.md](https://github.com/igorskyflyer/calculus-ex/blob/main/CHANGELOG.md).\n\n\u003cbr\u003e\n\u003cbr\u003e\n\n## 🪪 License\n\nLicensed under the [GPLv3 license](https://github.com/igorskyflyer/calculus-ex/blob/main/LICENSE).\n\n\u003cbr\u003e\n\u003cbr\u003e\n\n## 💖 Support\n\n\u003cdiv align=\"center\"\u003e\n  I work hard for every project, including this one and your support means a lot to me!\n  \u003cbr\u003e\n  Consider buying me a coffee. ☕\n  \u003cbr\u003e\n  \u003cbr\u003e\n  \u003ca href=\"https://ko-fi.com/igorskyflyer\" target=\"_blank\"\u003e\u003cimg src=\"https://raw.githubusercontent.com/igorskyflyer/igorskyflyer/main/assets/ko-fi.png\" alt=\"Donate to igorskyflyer\" width=\"180\" height=\"46\"\u003e\u003c/a\u003e\n  \u003cbr\u003e\n  \u003cbr\u003e\n  \u003cem\u003eThank you for supporting my efforts!\u003c/em\u003e 🙏😊\n\u003c/div\u003e\n\n\u003cbr\u003e\n\u003cbr\u003e\n\n## 🧬 Related\n\n[@igor.dvlpr/unc-path](https://www.npmjs.com/package/@igor.dvlpr/unc-path)\n\n\u003e _🥽 Provides ways of parsing UNC paths and checking whether they are valid. 🎱_\n\n\u003cbr\u003e\n\n[@igor.dvlpr/registry-apppaths](https://www.npmjs.com/package/@igor.dvlpr/registry-apppaths)\n\n\u003e _🪀 A Node.js module for reading the AppPaths registry key on Windows. Useful for retrieving applications that can be launched from the command prompt. 🗃_\n\n\u003cbr\u003e\n\n[@igor.dvlpr/rawelement](https://www.npmjs.com/package/@igor.dvlpr/rawelement)\n\n\u003e _🐯 A utility that lets you manipulate HTML elements, their attributes and innerHTML as strings, on the go and then render the modified HTML. Very useful in SSG projects. 💤_\n\n\u003cbr\u003e\n\n[@igor.dvlpr/node-clone-js](https://www.npmjs.com/package/@igor.dvlpr/node-clone-js)\n\n\u003e _🧬 A lightweight JavaScript utility allowing deep copy-by-value of nested objects, arrays and arrays of objects. 🪁_\n\n\u003cbr\u003e\n\n[@igor.dvlpr/mp3size](https://www.npmjs.com/package/@igor.dvlpr/mp3size)\n\n\u003e _🧮 Calculates an estimated file size of Mp3 files. 🎶_\n\n\u003cbr\u003e\n\u003cbr\u003e\n\u003cbr\u003e\n\n## 👨🏻‍💻 Author\nCreated by **Igor Dimitrijević** ([*@igorskyflyer*](https://github.com/igorskyflyer/)).\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Figorskyflyer%2Fcalculus-ex","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Figorskyflyer%2Fcalculus-ex","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Figorskyflyer%2Fcalculus-ex/lists"}