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Select random lines from a file
In a Bash script, I want to pick out N random lines from input file and output to another file.
4 Answers
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How do I append text to a file?
What is the easiest way to append text to a file in Linux?
4 Answers
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Files showing as modified directly after a Git clone
...he same problem on the Mac after cloning a repository. It would assume all files had been changed.
After running git config --global core.autocrlf input, it was still marking all files as changed. After looking for a fix I came across .gitattributes file in the home directory which had the followin...
How to convert a file into a dictionary?
I have a file comprising two columns, i.e.,
11 Answers
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Why does MSBuild look in C:\ for Microsoft.Cpp.Default.props instead of c:\Program Files (x86)\MSBui
...before running the cocos.py publish command:
SET VCTargetsPath=C:\Program Files (x86)\MSBuild\Microsoft.Cpp\v4.0\V120
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What are the obj and bin folders (created by Visual Studio) used for?
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The obj folder holds object, or intermediate, files, which are compiled binary files that haven't been linked yet. They're essentially fragments that will be combined to produce the final executable. The compiler generates one object file for each source file, and those ...
Character reading from file in Python
In a text file, there is a string "I don't like this".
8 Answers
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How do I get the find command to print out the file size with the file name?
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This version will exec "ls" process for each file. If you have many files (say, over a thousand) you better optimize that by either: find . -name '*.ear' -exec ls -lh {} + \; (GNU extension) or find . -name '*.ear' -print0 | xargs -0 ls -lh. Also you may like to ad...
Get real path from URI, Android KitKat new storage access framework [duplicate]
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column, sel, new String[]{ id }, null);
String filePath = "";
int columnIndex = cursor.getColumnIndex(column[0]);
if (cursor.moveToFirst()) {
filePath = cursor.getString(columnIndex);
}
cursor.close();
Reference: I'm not able to find the post that this solutio...
How do I include a pipe | in my linux find -exec command?
...se to use your top level shell to perform the piping like so:
find -name 'file_*' -follow -type f -exec zcat {} \; | agrep -dEOE 'grep'
In terms of efficiency this results costs one invocation of find, numerous invocations of zcat, and one invocation of agrep.
This would result in only a single ...