...care of stuff like, for example: -?, --help for help message, including email address -V, --version for version information --usage for usage message Doing it yourself, which I don't recommend for programs that would be given to somebody else, as there is too much that could go wrong or lower qual...

...查看同步详情。（详细参见：https://www.tsingfun.com/it/bigdata_ai/335.html） 仲裁节点（投票）：一个虚拟的从库（不可作为主库），不同步任何数据。 程序连接Mongo集群：不能单独连接从库，主库可以。 查看状态： ./mongo rs.statu...

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...X的鼠标加速度很诡异，缓慢移动鼠标时几乎很难移动。 下载Mouse Acceleration Preference Pane这个配置文件，安装后把Mouse加速度改成负值（如-6）就能关闭加速度。 增强触摸板 默认的触摸板设置并不好用，比如单击鼠标必须把触摸...

...f(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|window...

...。 http://www.redmine.org/projects/redmine/wiki/RedmineInstall 二、下载必要的软件包 我用的是以下的版本： redmine-2.5.1.zip railsinstaller-2.2.2.exe mysql-installer-community-5.6.17.0.msi ImageMagick-6.8.9-2-Q16-x86-dll.exe mysql2-0.3.16.gem mysql-connector-c-6.1.3-wi...

...that recv()/send() work only on socket descriptors and let you specify certain options for the actual operation. Those functions are slightly more specialized (for instance, you can set a flag to ignore SIGPIPE, or to send out-of-band messages...). Functions read()/write() are the universal file de...

Simple online games of 20 questions powered by an eerily accurate AI. 5 Answers 5 ...