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5
votes
2answers
2k views

Keyboard Shortcut To Send Text Strings To Program

How can I configure a shortcut key to send a text string to the current program? The purpose is to type common entries quicker (email address, street address, phone number, username, favorite quote, ...
4
votes
3answers
725 views

How to skip file in sed if it contains regex?

I currently use the following simplified command to remove trailing whitespace and add a newline at end of file where needed: find . -type f -exec sed -i -e 's/[ \t]\+\(\r\?\)$/\1/;$a\' {} \+ As ...
4
votes
1answer
2k views

Replace variable read from a text file (so they can be interpreted)

I tried several stuff with not luck so maybe one of you experts can help me (I hope!). I want to store in a text file some select statement that contain variables like a date: $ cat res.txt select ...
10
votes
3answers
6k views

What is the purpose of -e in sed command?

I can't find any documentation about the sed -e switch, for simple replace, do I need it? e.g. sed 's/foo/bar/' VS sed -e 's/foo/bar/'
15
votes
11answers
15k views

Grep huge number of patterns from huge file

I have a file that's growing about 200,000 lines a day, and it is all formed with blocks of three lines as such: 1358726575123 # key Joseph Brunner # name carpenter # job ...
21
votes
4answers
30k views

How can I find out how many lines a text file contains without viewing it?

How can I find how many lines a text file contains without opening the file in an editor or a viewer application? Is there a handy Unix console command to see the number?
1
vote
2answers
596 views

Testing C++ code with bash commands

I've read a programming problem and then I wrote code for it. But I thought my algorithm was not working right, so I wrote another piece of code that it was not optimal but, I think, correct. Now I ...
9
votes
4answers
8k views

creating a sequence of numbers, one per line in a file

Is there a way to create out of thin air, a file that is a sequence of numbers, starting at a given number, one per line? something like magic_command start 100 lines 5 > b.txt and then, b.txt ...
4
votes
1answer
146 views

Why isn't there a djvu2text?

This has been bothering me for a while. .djvu files are often searchable, in my experience. So somewhere in there, all the text is just one big string, right? But there's no djvu2text program. And ...
7
votes
2answers
492 views

Does OS X have its own line format?

Obviously there are at least two newline types: DOS and Unix. But does OS X have its own plaintext 'format'? I opened a text file in nano and was surprised to see: [ Read 26793 lines (Converted from ...
2
votes
2answers
1k views

Should I end my text/script files with a newline? [duplicate]

Possible Duplicate: What's the point in adding a new line to the end of a file? What is considered better behaviour: to leave the last letter of the last line to be the last byte of a ...
11
votes
4answers
5k views

Is there some sort of PDF to text -converter?

I need PDF files to text so I can search over them in bulk from commandline. Is there some converter for Ubuntu, OBSD or similar distro? Perhaps related post, OCR with ubuntu here.