a0fzide
a0fzide
/ gist:36d5bbbb73e83b38125c73c88728bf4d
Created
July 2, 2020 08:52
— forked from woodrow/gist:6347926
Passport MRZ check digit algorithm
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| def compute_check_digit(str) | |
| str = str.strip.upcase | |
| values = str.chars.map do |char| | |
| case char | |
| when '<' | |
| 0 | |
| when 'A'..'Z' | |
| char.ord - 65 + 10 | |
| when '0'..'9' | |
| char.ord - 48 |
a0fzide
/ OCR.html
Created
June 19, 2020 10:15
— forked from impaachu/OCR.html
OCR using Tesseract.js library
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <title></title> | |
| <meta charset="UTF-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1"> | |
| <script src='https://unpkg.com/tesseract.js@v2.0.0-alpha.10/dist/tesseract.min.js'></script> | |
| </head> |
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| <link rel="import" href="../paper-tabs/paper-tabs.html"> | |
| <link rel="import" href="../paper-tabs/paper-tab.html"> | |
| <polymer-element name="my-element"> | |
| <template> | |
| <style> | |
| :host { | |
| position: absolute; | |
| width: 100%; |
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| <link rel="import" href="../topeka-elements/topeka-resources.html"> | |
| <link rel="import" href="../topeka-elements/topeka-leaderboard.html"> | |
| <polymer-element name="my-element"> | |
| <template> | |
| <style> | |
| :host { | |
| position: absolute; | |
| width: 100%; |
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| <link rel="import" href="../core-scaffold/core-scaffold.html"> | |
| <link rel="import" href="../core-header-panel/core-header-panel.html"> | |
| <link rel="import" href="../core-menu/core-menu.html"> | |
| <link rel="import" href="../core-item/core-item.html"> | |
| <link rel="import" href="../core-icon-button/core-icon-button.html"> | |
| <link rel="import" href="../core-toolbar/core-toolbar.html"> | |
| <link rel="import" href="../core-menu/core-submenu.html"> | |
| <link rel="import" href="../topeka-elements/category-icons.html"> | |
| <link rel="import" href="../core-icon/core-icon.html"> |