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Remove blank lines with grep
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Try the following:
grep -v -e '^$' foo.txt
The -e option allows regex patterns for matching.
The single quotes around ^$ makes it work for Cshell. Other shells will be happy with either single or double quotes.
UPDATE: This works for me for a file with blank ...
How can I read a text file in Android?
...t file in the application folder. Where should I put this text file (mani.txt) in order to read it correctly?
7 Answers
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File name? Path name? Base name? Naming standard for pieces of a path
...parate to the dot. You need to handle file names of "foo", "foo." and "foo.txt" (and even "foo.txt.bak".)
– Oddthinking
Feb 11 '10 at 21:22
2
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Print a file, skipping the first X lines, in Bash [duplicate]
...est way I found to remove the first ten lines of a file:
$ sed 1,10d file.txt
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Git add all files modified, deleted, and untracked?
...q
press enter
git add <list of files> add specific file
git add *.txt add all the txt files in current directory
git add docs/*/txt add all txt files in docs directory
git add docs/ add all files in docs directory
git add "*.txt" or git add '*.txt' add all the files in the whole projec...
Get line number while using grep
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Line numbers are printed with grep -n:
grep -n pattern file.txt
To get only the line number (without the matching line), one may use cut:
grep -n pattern file.txt | cut -d : -f 1
Lines not containing a pattern are printed with grep -v:
grep -v pattern file.txt
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Exceptions in .gitignore [duplicate]
...er, except some specific files, then write:
MyFolder/*
!MyFolder/CoolFile.txt
This won't work:
MyFolder/
!MyFolder/CoolFile.txt
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require file as string
...am just wondering how I can import any file as a string. Lets say I have a txt file all I want is to load it into a variable as such.
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linux ls、ll命令详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...位就"-"，表示普通文件。
2、rw- ，表示文件所有者对Text.txt文件有读、写权限，（x位置为"-"表示没有执行权限）
3、rw- ，表示文件所有者所在组对Text.txt文件有读、写权限，（x位置为"-"表示没有执行权限）
4、r-- ，表示其他...
Skipped \'xxx\' -- Node remains in conflict 解决方法 - 更多技术 - 清泛...
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Skipped paths: 1
解决方法：
svn resolve –accept working a.txt (该命令会删除a.txt.mine a.txt.r6328 a.txt.r6336）
（注意，此处的accept前是双连字符“--”，而不是单连字符“-”！ ）
svn ci -m ’some comment’ a.txt
详细请参考《linu...