我一直在尝试下载旧版本的cv2,以此来避免无法使用SIFT。我尝试过以下几种方法: pip install opencv-contrib-python==3.4.2.17 然而,我得到了这个错误: ERROR: Could not find a version that satisfies the requirement opencv-contrib-python==3.4.2.17 (from versions: 3.4.8.29, 3.4.9.31, 3.4.9.33, 4.1.2.30, 4.2.0.32, 4.2.0.34)
ERROR: No matching distributi
我在我的网站上使用手柄。所以我需要将'handlebars.runtime.js‘发送到客户端。然而,我发现来自社交网站的“handlebars.runtime.js”并没有被压缩,所以我使用YUI压缩器来压缩它。
当我检查压缩的‘handlebars.runtime.js’时发生了一些奇怪的事情:与前一个相比,一些代码在压缩的代码中消失了。压缩的开始是这样的:
/*!
handlebars v1.3.0
Copyright (C) 2011 by Yehuda Katz
Permission is hereby granted, free of charge, to an
2017-09-03T18:50:57.000000+00:00 app[api]: Build started by user
[me]
2017-09-03T18:51:28.776809+00:00 heroku[web.1]: State changed from
crashed to starting
2017-09-03T18:51:28.572116+00:00 app[api]: Deploy 20b0544e by user
[me]
2017-09-03T18:51:28.572116+00:00 app[api]: Release v22 created by
u