yuta84q https://blog.hatena.ne.jp/yuta84q/ 備忘録 beta https://yuta84q.hatenadiary.org/ ruby 何らかの原因で、gemが一切使えなくなったときの対処法。 # gem install XXX ERROR: could not find gem XXX locally or in a repository ソースクリアすればいいらしい。 # gem sources -c *** Removed specs cache *** *** Removed user source cache *** *** Removed latest user source cache *** *** Removed system source cache *** *** Removed latest syste… 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fyuta84q.hatenadiary.org%2Fentry%2F20110101%2F1293857283" title="ERROR: could not find gem XXX locally or in a repository - 備忘録 beta" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2011-01-01 13:48:03 rich https://yuta84q.hatenadiary.org/entry/20110101/1293857283 1.0 100%