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摘要: How to use grep to match multiple strings in the same line?阅读全文
posted @ 2017-12-02 07:18 emanlee 阅读(11) 评论(0) 编辑
摘要: 打开虚拟机进入Ubuntu系统,首先要安装VirtualBox增强功能包(VBoxGuestAdditions) 。 点击运行后,系统会自动安装,安装完成后要求重启系统。 在本机系统设置一个共享文件夹,用于与Ubuntu交互的区域空间。 右击状态栏上共享文件夹图标或菜单栏“设备-共享文件夹”,打开共阅读全文
posted @ 2017-11-20 23:48 emanlee 阅读(28) 评论(0) 编辑
摘要: 1 下载R源代码原码下载地址https://cloud.r-project.org/https://cloud.r-project.org/src/base/R-3/R-3.4.2.tar.gz2 安装编译环境yum -y install gccyum install glibc-headersyu阅读全文
posted @ 2017-11-14 23:52 emanlee 阅读(58) 评论(0) 编辑
摘要: centos下安装完EPEL源, 然后更新一下yum缓存, 如果发现这样的错误:Error: Cannot retrieve metalink for repository: epel. Please verify its path and try again这就表明需要更新CA证书了,那么只需要更阅读全文
posted @ 2017-11-14 23:41 emanlee 阅读(170) 评论(0) 编辑
摘要: A carriage return linefeed (CRLF) is a special sequence of characters, used by DOS/Windows, to signify the end of a line of text. However, in *nix, on阅读全文
posted @ 2017-10-21 05:47 emanlee 阅读(38) 评论(0) 编辑
摘要: row.names(x)row.names(x) <- value rownames(x, do.NULL = TRUE, prefix = "row") rownames(x) <- value colnames(x, do.NULL = TRUE, prefix = "col") colname阅读全文
posted @ 2017-10-07 22:26 emanlee 阅读(29) 评论(0) 编辑
摘要: REF: https://puma.princeton.edu/cgi-bin/tools/viewSchema.pl?table=CLINICAL_SAMPLE http://isb-cancer-genomics-cloud.readthedocs.io/en/latest/sections/p阅读全文
posted @ 2017-10-07 21:41 emanlee 阅读(87) 评论(0) 编辑
摘要: https://www.r-bloggers.com/number-formatting/ https://stackoverflow.com/questions/3443687/formatting-decimal-places-in-r https://stat.ethz.ch/R-manual阅读全文
posted @ 2017-09-22 10:33 emanlee 阅读(84) 评论(0) 编辑
摘要: ERROR: The estimated pi0 <= 0. Check that you have valid p-values or use a different range of lambda. 重现错误的代码: ps <- runif(3e5)library(qvalue)ps <- ps阅读全文
posted @ 2017-08-16 22:07 emanlee 阅读(55) 评论(0) 编辑
摘要: 错误: [root@centos64 numpy-1.13.1]# pip install numpy-1.13.1-cp27-cp27m-manylinux1_x86_64.whl Traceback (most recent call last): File "/usr/local/python阅读全文
posted @ 2017-08-09 21:03 emanlee 阅读(66) 评论(0) 编辑
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