技术笔记与折腾记录：Python、运维、硬件、生活。https://clutchbear.github.io/https://clutchbear.github.io/posts/oracle-cloud-mfa-recovery/https://clutchbear.github.io/posts/oracle-cloud-mfa-recovery/一条颠倒的恢复顺序让微软验证器备份归零，Oracle Cloud 随即被 MFA 锁死，备用绕过码点开竟是“验证码发送到 null”。本文记录 25 分钟人工重置全程与事后加固。Sun, 20 Sep 2026 10:00:00 GMThttps://clutchbear.github.io/posts/vagran-setting/https://clutchbear.github.io/posts/vagran-setting/下载和安装Tue, 08 Jan 2019 10:08:20 GMThttps://clutchbear.github.io/posts/redis-4-0-bloom/https://clutchbear.github.io/posts/redis-4-0-bloom/安装redis4.0Wed, 28 Nov 2018 15:23:43 GMThttps://clutchbear.github.io/posts/win-terminus-md/https://clutchbear.github.io/posts/win-terminus-md/下载git for windows并安装, 个人习惯安装时候不勾选git集成到右键菜单的的两个选项, 官方下载地址 Git for windowsTue, 20 Nov 2018 13:31:35 GMThttps://clutchbear.github.io/posts/wsl-setting/https://clutchbear.github.io/posts/wsl-setting/#### win10开启wsl并安装ubuntuMon, 13 Aug 2018 19:14:05 GMThttps://clutchbear.github.io/posts/handle-some-web-font-crawl/https://clutchbear.github.io/posts/handle-some-web-font-crawl/某8网站的一些数据在浏览器里面显示是正常的, 但是渲染前和渲染后的html源码都看不到字体, 渲染前看到的是16进制的4位字符, 渲染后看到的是一些方块.Sat, 14 Apr 2018 16:48:38 GMThttps://clutchbear.github.io/posts/java-python-s-map/https://clutchbear.github.io/posts/java-python-s-map/python和java的类当做dict(map)键时候, 如果不覆写hash()和equals方法, 默认使用地址值的hash值存储到map里面, 两个同样属性的类, 虽然内容是一样的,但是地址不一样Sat, 14 Apr 2018 00:49:51 GMThttps://clutchbear.github.io/posts/javaproxy/https://clutchbear.github.io/posts/javaproxy/动态代理Mon, 19 Mar 2018 16:36:53 GMThttps://clutchbear.github.io/posts/javaannotation/https://clutchbear.github.io/posts/javaannotation/1. 注解的作用Mon, 19 Mar 2018 14:30:46 GMThttps://clutchbear.github.io/posts/spring-transactional/https://clutchbear.github.io/posts/spring-transactional/工作需要将一条数据分别存入es(Elasticsearch)和mysql, 实现方法是: 在 springboot框架里面用@Transactional注解应用的方法保证事务.Fri, 26 Jan 2018 11:53:39 GMThttps://clutchbear.github.io/posts/mac-java-maven-md/https://clutchbear.github.io/posts/mac-java-maven-md/### 1 安装和设置javaMon, 20 Nov 2017 18:38:36 GMThttps://clutchbear.github.io/posts/idea-plugs-md/https://clutchbear.github.io/posts/idea-plugs-md/颜色主题， Monokai_2Mon, 20 Nov 2017 18:37:01 GMThttps://clutchbear.github.io/posts/asyncio-aiohttop-hupu-spider/https://clutchbear.github.io/posts/asyncio-aiohttop-hupu-spider/!/usr/bin/env pythonThu, 17 Aug 2017 20:11:01 GMThttps://clutchbear.github.io/posts/bash-tip/https://clutchbear.github.io/posts/bash-tip/工具Tue, 18 Jul 2017 18:40:26 GMThttps://clutchbear.github.io/posts/login-zhihu20170506/https://clutchbear.github.io/posts/login-zhihu20170506/pythonSat, 06 May 2017 14:03:47 GMThttps://clutchbear.github.io/posts/vim-command-personal/https://clutchbear.github.io/posts/vim-command-personal/#### 按Esc进入普通模式，在该模式下使用方向键或者h,j,k,l键可以移动游标Mon, 17 Apr 2017 13:10:15 GMThttps://clutchbear.github.io/posts/vscode-setting/https://clutchbear.github.io/posts/vscode-setting/按f1输入task,调出运行配置文件Mon, 17 Apr 2017 12:52:37 GMThttps://clutchbear.github.io/posts/mac-setting/https://clutchbear.github.io/posts/mac-setting/新安装好的系统,需要安装软件和配置,将这些步骤记录下来,以后需要的适合查询.Sat, 22 Oct 2016 00:20:01 GMThttps://clutchbear.github.io/posts/last-hexo/https://clutchbear.github.io/posts/last-hexo/最近用webstorm运行编辑好的html网页文件,总是显示无法打开,改localhost端口不行. 网上搜索了半天,发现很少人出现这种问题. 我怀疑是MAC osx系统以前装的东西跟webstormWed, 14 Sep 2016 18:47:57 GMThttps://clutchbear.github.io/posts/zsh-prompt/https://clutchbear.github.io/posts/zsh-prompt/修改zsh命令提示符Tue, 13 Sep 2016 14:05:35 GMThttps://clutchbear.github.io/posts/jd-woods/https://clutchbear.github.io/posts/jd-woods/!/usr/bin/env pythonTue, 23 Aug 2016 17:47:04 GMThttps://clutchbear.github.io/posts/jd-duobaodao/https://clutchbear.github.io/posts/jd-duobaodao/!/usr/bin/env pythonThu, 18 Aug 2016 16:51:09 GMThttps://clutchbear.github.io/posts/zhihu-voted-list/https://clutchbear.github.io/posts/zhihu-voted-list/!/usr/bin/env pythonTue, 16 Aug 2016 10:01:25 GMThttps://clutchbear.github.io/posts/mac-10-11-6/https://clutchbear.github.io/posts/mac-10-11-6/苹果公司发布了最新的Mac系统El Capitan,我也跟风安装了,Mon, 15 Aug 2016 17:14:03 GMThttps://clutchbear.github.io/posts/login-jd/https://clutchbear.github.io/posts/login-jd/首次登录需要手动输入验证码Mon, 15 Aug 2016 15:41:21 GMThttps://clutchbear.github.io/posts/login-zhihu/https://clutchbear.github.io/posts/login-zhihu/第一次登陆的时候需要手动输入验证码,Thu, 11 Aug 2016 11:22:12 GMThttps://clutchbear.github.io/posts/net-music-comment/https://clutchbear.github.io/posts/net-music-comment/!/usr/bin/env pythonWed, 30 Sep 2015 21:01:31 GMThttps://clutchbear.github.io/posts/scrapy/https://clutchbear.github.io/posts/scrapy/1 最常用beautifulsoup4的几个语法Tue, 29 Sep 2015 02:41:54 GMThttps://clutchbear.github.io/posts/login-hupu/https://clutchbear.github.io/posts/login-hupu/1:自动登录的代码Fri, 25 Sep 2015 20:57:53 GMThttps://clutchbear.github.io/posts/taobao-ssl3-error/https://clutchbear.github.io/posts/taobao-ssl3-error/用python的requests库模拟抓取淘宝页面时会出现如下错误,Fri, 25 Sep 2015 18:44:31 GMThttps://clutchbear.github.io/posts/sublime-sidebar-font-size/https://clutchbear.github.io/posts/sublime-sidebar-font-size/正常情况下sublime text3的侧边栏字体很小,不仔细看的话,很难看清楚.Thu, 24 Sep 2015 19:00:47 GMThttps://clutchbear.github.io/posts/tieba-louzhonglou/https://clutchbear.github.io/posts/tieba-louzhonglou/贴吧把每个帖子每页的楼主楼回复都放到一个json数据里面.Sat, 19 Sep 2015 20:21:06 GMThttps://clutchbear.github.io/posts/mac10-10-install-mysql/https://clutchbear.github.io/posts/mac10-10-install-mysql/mac10.10下可以用brew安装mySQL,Fri, 18 Sep 2015 19:12:20 GMThttps://clutchbear.github.io/posts/webstorm-jquery/https://clutchbear.github.io/posts/webstorm-jquery/webstorm这款IDE默认是不提示和补全jQuery语法的, 需要手动安装一下.Tue, 15 Sep 2015 20:25:28 GMThttps://clutchbear.github.io/posts/empty-trash/https://clutchbear.github.io/posts/empty-trash/Mac系统一般情况下,清空废纸篓速度很慢.网上找到了一个快速清空的方法.Wed, 09 Sep 2015 19:11:37 GMThttps://clutchbear.github.io/posts/yahoo-reset-css/https://clutchbear.github.io/posts/yahoo-reset-css//css reset code /Mon, 07 Sep 2015 20:57:32 GMThttps://clutchbear.github.io/posts/jacman-backup/https://clutchbear.github.io/posts/jacman-backup/主配置文件Sun, 06 Sep 2015 17:52:19 GMThttps://clutchbear.github.io/posts/time-strftime-fuction/https://clutchbear.github.io/posts/time-strftime-fuction/参考 链接 和 链接Wed, 02 Sep 2015 22:28:40 GMThttps://clutchbear.github.io/posts/zhihu-login/https://clutchbear.github.io/posts/zhihu-login/### Lambda表达式有何用处？如何使用？Wed, 02 Sep 2015 22:23:39 GMThttps://clutchbear.github.io/posts/sublime-backup/https://clutchbear.github.io/posts/sublime-backup/setting-userWed, 02 Sep 2015 22:16:56 GMThttps://clutchbear.github.io/posts/python-jiecheng/https://clutchbear.github.io/posts/python-jiecheng/当n到二三十时候,N!已经非常大了,会溢出.Wed, 02 Sep 2015 22:13:38 GMThttps://clutchbear.github.io/posts/python-tiaozhan/https://clutchbear.github.io/posts/python-tiaozhan/pythontip 网站的挑战python题目中有些很难和需要算法来解出.Wed, 02 Sep 2015 22:09:11 GMThttps://clutchbear.github.io/posts/new_sublime_plugin/https://clutchbear.github.io/posts/new_sublime_plugin/1: AnacondaSun, 30 Aug 2015 10:41:54 GMThttps://clutchbear.github.io/posts/tencent-vido-comment/https://clutchbear.github.io/posts/tencent-vido-comment/!/usr/bin/env pythonThu, 27 Aug 2015 20:16:52 GMThttps://clutchbear.github.io/posts/chromedriver-path/https://clutchbear.github.io/posts/chromedriver-path/selenium是一个常用分析javascript动态网页的python第三方库.Tue, 25 Aug 2015 22:50:36 GMThttps://clutchbear.github.io/posts/login-weibo/https://clutchbear.github.io/posts/login-weibo/!/usr/bin/env pythonTue, 25 Aug 2015 19:47:44 GMThttps://clutchbear.github.io/posts/3rd_lib/https://clutchbear.github.io/posts/3rd_lib/1: 安装PIL或者PILLOW的方法:Sun, 23 Aug 2015 15:18:39 GMThttps://clutchbear.github.io/posts/python-requests-utf-8/https://clutchbear.github.io/posts/python-requests-utf-8/今天用python的requests抓住百度百科的老残游记条目时候出现乱码问题，Sat, 15 Aug 2015 03:05:06 GMThttps://clutchbear.github.io/posts/fuck-gfw/https://clutchbear.github.io/posts/fuck-gfw/因为某些原因google搜索经常被屏蔽,但是工作需要经常使用.修改hosts是访问google最方便的方法之一.Fri, 07 Aug 2015 16:44:25 GMThttps://clutchbear.github.io/posts/login-v2ex/https://clutchbear.github.io/posts/login-v2ex/代码如下，Fri, 07 Aug 2015 02:36:59 GMThttps://clutchbear.github.io/posts/console2-and-ipython/https://clutchbear.github.io/posts/console2-and-ipython/Console2Wed, 05 Aug 2015 22:30:38 GMThttps://clutchbear.github.io/posts/win10-codecs-bug/https://clutchbear.github.io/posts/win10-codecs-bug/今天用beautifulsoup爬取网页，把解析出的unicode格式的内容写到txt文本文件里面。Tue, 04 Aug 2015 20:28:41 GMThttps://clutchbear.github.io/posts/python_tips/https://clutchbear.github.io/posts/python_tips/不定时更新中,Mon, 29 Jun 2015 21:45:43 GMThttps://clutchbear.github.io/posts/st3-install/https://clutchbear.github.io/posts/st3-install/Sublime Text3 是我最常用的python编辑器,Thu, 05 Mar 2015 15:16:16 GMThttps://clutchbear.github.io/posts/shadowsocks/https://clutchbear.github.io/posts/shadowsocks/最近通过修改hosts访问google的方法越来越不好用,ip被封的越来越多.我开始通过shadowsocks科学上网了.Sun, 15 Feb 2015 16:18:52 GMThttps://clutchbear.github.io/posts/netcore-q3/https://clutchbear.github.io/posts/netcore-q3/最近浏览v2ex发现一款不错的路由器,69元.可以刷机后在路由器里面直接设置shadowsocks翻墙.正好京东有快到期的京券.Tue, 25 Nov 2014 10:37:51 GMThttps://clutchbear.github.io/posts/ios8-1-mini2/https://clutchbear.github.io/posts/ios8-1-mini2/越狱注意事项Fri, 21 Nov 2014 17:25:56 GMThttps://clutchbear.github.io/posts/python-challene-2/https://clutchbear.github.io/posts/python-challene-2/2) 一百万Fri, 14 Nov 2014 01:36:26 GMThttps://clutchbear.github.io/posts/yosemite-10-10/https://clutchbear.github.io/posts/yosemite-10-10/2015年9月20日更新, 更新完10.10.5补丁后再安装声卡驱动(MultiBeast 7.3.0)才有效.Sat, 08 Nov 2014 00:06:21 GMThttps://clutchbear.github.io/posts/gcd/https://clutchbear.github.io/posts/gcd/辗转相除法,参加维基百科:连接Thu, 06 Nov 2014 01:23:31 GMThttps://clutchbear.github.io/posts/fast-prime/https://clutchbear.github.io/posts/fast-prime/计算素数里面除数最大值用(int(prime 0.5) +1) ,最好不要用(prime / 2 + 1).在素数值非常大的时候,这两者差距非常明显.Fri, 03 Oct 2014 01:19:34 GMThttps://clutchbear.github.io/posts/algorithm_python/https://clutchbear.github.io/posts/algorithm_python/### 冒泡法排序Sun, 31 Aug 2014 22:14:21 GMThttps://clutchbear.github.io/posts/hexo_install/https://clutchbear.github.io/posts/hexo_install/1.设置git的SSH公钥Mon, 18 Aug 2014 02:12:11 GMThttps://clutchbear.github.io/posts/mac_reinstall/https://clutchbear.github.io/posts/mac_reinstall/1: 运行RealtekRTL81xx-0_0_90.pkg,安装显卡驱动.Fri, 15 Aug 2014 23:13:55 GMThttps://clutchbear.github.io/posts/sublime-plugin-sublime-tmpl/https://clutchbear.github.io/posts/sublime-plugin-sublime-tmpl/!/usr/bin/env pythonWed, 13 Aug 2014 20:12:07 GMThttps://clutchbear.github.io/posts/no-contributions/https://clutchbear.github.io/posts/no-contributions/最近不知道怎么搞的,hexo提交了茫茫多次到github上,但在github账号页面不显示contributions绿点.自己的努力没有显示出来,十分的不爽.Mon, 11 Aug 2014 11:36:01 GMThttps://clutchbear.github.io/posts/to-be-continue/https://clutchbear.github.io/posts/to-be-continue/简明语法Sat, 09 Aug 2014 23:41:11 GMThttps://clutchbear.github.io/posts/sublimall_intro/https://clutchbear.github.io/posts/sublimall_intro/最近浏览v2ex网站发现了一款sublime text3的插件,名字叫sublimall,主要作用是备份sublime text3的个人配置.很适合我这样,经常折腾黑苹果,经常格式化硬盘的人.Thu, 07 Aug 2014 20:26:37 GMThttps://clutchbear.github.io/posts/hackmac/https://clutchbear.github.io/posts/hackmac/这几天折腾下来，终于把黑苹果安装成功了。真是累。Wed, 16 Jul 2014 08:35:13 GMThttps://clutchbear.github.io/posts/fuck-hexo-coder/https://clutchbear.github.io/posts/fuck-hexo-coder/连续hexo g出错,害的我还以为我系统坏掉了.Wed, 16 Jul 2014 08:20:39 GMThttps://clutchbear.github.io/posts/hello-world/https://clutchbear.github.io/posts/hello-world/感觉很不错,符合我的审美.Mon, 14 Jul 2014 08:20:39 GMT