[B! development][file] uchiuchiyamaã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

uchiuchiyama id:uchiuchiyama

developmentã¨fileã«é–¢ã™ã‚‹uchiuchiyamaã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (7)

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File Upload 2017
RejectKaigi 2017ã§ç™ºè¡¨ã—ãŸè³‡æ–™ã§ã™ã€‚ActiveStorageã®æ©Ÿèƒ½ã‚’ç´¹ä»‹ã™ã‚‹éŽç¨‹ã§ã€ãƒ•ã‚¡ã‚¤ãƒ«ã‚¢ãƒƒãƒ—ãƒãƒ¼ãƒ‰ã‚’å®Ÿè£…ã™ã‚‹ã®ã«å¿…è¦ãªè¦ä»¶ã¨é¸æŠžè‚¢ã«ã¤ã„ã¦è§£èª¬ã—ã¦ã„ã¾ã™ã€‚
uchiuchiyama 2017/08/21
rails

file

presentation

development

library
ãƒªãƒ³ã‚¯
File APIs(Blob, BlobURL, ArrayBuffer, FileReader) - Qiita
ã¾ãˆãŒã ä»¥å‰ã® JavaScript ã¯ãƒã‚¤ãƒŠãƒªãƒ‡ãƒ¼ã‚¿ã®æ‰±ã„ãŒã¨ã¦ã‚‚ä¸‹æ‰‹ã§ã—ãŸã€‚ ãƒã‚¤ãƒŠãƒªãƒ‡ãƒ¼ã‚¿ã‚’ãƒ–ãƒ©ã‚¦ã‚¶ä¸Šã«ä¸€æ—¦ä¿å˜ã—å†åˆ©ç”¨ã™ã‚‹ã«ã¯ã€ã‚µã‚¤ã‚ºãŒ1.3å€ã«ãªã‚‹ã“ã¨ã‚’è¦šæ‚Ÿã—ãŸä¸Šã§ãƒ‡ãƒ¼ã‚¿ã‚’DataURIã«å¤‰æ›ã™ã‚‹å¿…è¦ãŒã‚ã‚Šã¾ã—ãŸã—ã€XHRã‚’ä½¿ã£ã¦ã‚µãƒ¼ãƒã‹ã‚‰ãƒ‡ãƒ¼ã‚¿ã‚’å–å¾—ã™ã‚‹å ´åˆã‚‚ã€ä¸€åº¦å…¨ã¦ãƒ¡ãƒ¢ãƒªã«èªã¿è¾¼ã‚“ã§ã‹ã‚‰ã€ãƒ«ãƒ¼ãƒ—ã§ãƒžã‚¹ã‚¯å‡¦ç†ã‚’æ–½ã—ã€Base64ã«å¤‰æ›ã—ã€DataURIã«å¤‰æ›ã—â€¦ ã¨ã€ä½•é‡ã«ã‚‚å¤‰æ›ã‚’ç¹°ã‚Šè¿”ã™å¿…è¦ãŒã‚ã‚Šã¾ã—ãŸã€‚ 2009å¹´ã«å‡ºç‰ˆã•ã‚ŒãŸ JavaScript Good Parts ã§ã¯ã€ãƒ“ãƒƒãƒˆæ¼”ç®—åãŒã€Œä½¿ã†ã¹ãã§ã¯ãªã„æ‚ªã„ãƒ‘ãƒ¼ãƒ„ã€ã¨è©•ä¾¡ã•ã‚Œã¦ã„ãŸäº‹ã‚’æ€ã„å‡ºã™æ–¹ã‚‚ã„ã‚‹ã§ã—ã‚‡ã†ã€‚ ã‚ã‚Œã‹ã‚‰5å¹´ã€ã‚‚ã¯ã‚„æ™‚ä»£ãŒé•ã„ã¾ã™ã€‚ 2015å¹´ã® JavaScript ã«ãŠã„ã¦ã¯ã€ãƒã‚¤ãƒŠãƒªãƒ‡ãƒ¼ã‚¿ã¯ã‚‚ã¯ã‚„æ‰±ã„ã¥ã‚‰ã„å›°ã£ãŸå˜åœ¨ã§ã¯ã‚ã‚Šã¾ã›ã‚“ã€‚ ãƒãƒ¼ãƒ‰ã‚¦ã‚§ã‚¢ã¨ JIT ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©ã®é€²åŒ–ã«åˆã‚ã›ã€å¤§å®¹é‡ã®
uchiuchiyama 2015/09/23
javascript

development

qiita

html5

file
ãƒªãƒ³ã‚¯
å¤–éƒ¨ã‚µãƒ¼ãƒ“ã‚¹ã®ç”»åƒã‚’è‡ªç¤¾ã‚µãƒ¼ãƒ“ã‚¹ã«ã‚¢ãƒƒãƒ—ãƒãƒ¼ãƒ‰ã™ã‚‹ - (ï¾Ÿâˆ€ï¾Ÿ)oå½¡ sasata299's blog
2014å¹´02æœˆ03æ—¥13:54 Ruby å¤–éƒ¨ã‚µãƒ¼ãƒ“ã‚¹ã®ç”»åƒã‚’è‡ªç¤¾ã‚µãƒ¼ãƒ“ã‚¹ã«ã‚¢ãƒƒãƒ—ãƒãƒ¼ãƒ‰ã™ã‚‹ ä»Šæ—¥ã¯ã¨ã¦ã‚‚æš–ã‹ã„ã§ã™ãŒã€æ˜Žæ—¥ã‹ã‚‰å¯’æ³¢ã¿ãŸã„ã§ã™ãã€‚ã€‚ã“ã‚“ã«ã¡ã¯ã€‚ ä»Šæ—¥ã¯å¤–éƒ¨ã‚µãƒ¼ãƒ“ã‚¹ã®ç”»åƒã‚’å–ã£ã¦ãã¦ã€ãã‚Œã‚’è‡ªç¤¾ã‚µãƒ¼ãƒ“ã‚¹ã«è‰¯ã„æ„Ÿã˜ã«ã‚¢ãƒƒãƒ—ãƒãƒ¼ãƒ‰ã™ã‚‹æ–¹æ³•ï¼ˆFacebook ã¨ã‹ Twitter ã§èªè¨¼ã—ã¦ãƒã‚°ã‚¤ãƒ³ã™ã‚‹ã¨ãã€ã¨ã‹ï¼‰ã‚’è€ƒãˆã¦ã¿ã¾ã—ãŸã€‚ä¾‹ãˆã° paperclip ã‚’ä½¿ã£ã¦ã„ã‚‹å ´åˆã€ã‚¢ãƒƒãƒ—ãƒãƒ¼ãƒ‰ã®ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã‚’å—ã‘å–ã£ã¦ã“ã‚“ãªæ„Ÿã˜ã§ç”»åƒã‚’ã‚¢ãƒƒãƒ—ãƒãƒ¼ãƒ‰ã™ã‚‹ã§ã—ã‚‡ã†ã€‚ # ãƒ¢ãƒ‡ãƒ« class User < ActiveRecord::Base has_attached_file :photo end # ã‚³ãƒ³ãƒˆãƒãƒ¼ãƒ© user.photo = params[:photo] # <input type="file" name="photo"> user.save! ãƒ–ãƒ©ã‚¦ã‚¶ã‹ã‚‰ç”»åƒã‚¢ãƒƒãƒ—ãƒãƒ¼
uchiuchiyama 2014/04/27
rails

development

image

photo

file
ãƒªãƒ³ã‚¯
ãƒ€ã‚¦ãƒ³ãƒãƒ¼ãƒ‰ãƒ†ã‚¹ãƒˆ - jsdo.it - Share JavaScript, HTML5 and CSS
uchiuchiyama 2014/03/19
javascript

html5

api

file

development

sample
ãƒªãƒ³ã‚¯
Fine Uploader Javascript Upload Library
uchiuchiyama 2012/11/05
development

javascript

ui

image

file
ãƒªãƒ³ã‚¯
Determine file type in Ruby
How does one reliably determine a file's type? File extension analysis is not accepta ble. There must be a rubyesque tool similar to the UNIX file(1) command? This is regarding MIME or content type, not file system classifications, such as directory, file, or socket.
uchiuchiyama 2011/10/18
ruby

file

development

tips
ãƒªãƒ³ã‚¯
ã‚‰ã‚€ã®å‚™å¿˜éŒ²
uchiuchiyama 2007/06/21
rails

tips

file

upload

development

ajax

web
ãƒªãƒ³ã‚¯
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