From 8c8cd951ebb18ec522c010315f877e394ea8fac7 Mon Sep 17 00:00:00 2001
From: onceupon <nim.1111.ou@gmail.com>
Date: Mon, 23 Jan 2017 14:26:35 +0800
Subject: [PATCH] add others

paste - -
---
 README.md | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/README.md b/README.md
index d95feac..4dd2b15 100644
--- a/README.md
+++ b/README.md
@@ -1285,6 +1285,26 @@ head -c 50 file
 2. apt-get install evince
 3. evince filename.pdf
 ```
+#####group/combine rows into one row 
+e.g. 
+AAAA
+BBBB
+CCCC
+DDDD
+```bash
+cat filename|paste - -
+--> 
+AAAABBBB
+CCCDDDD
+cat filename|paste - - - -
+AAAABBBBCCCCDDDD
+```
+
+#####fastq to fasta 
+```bash
+cat file.fastq | paste - - - - | sed 's/^@/>/g'| cut -f1-2 | tr '\t' '\n' >file.fa
+```
+
 
 ##System
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