Tagged Questions

less is a terminal pager program on Unix, Windows, and Unix-like systems used to view (but not change) the contents of a text file one screen at a time.

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11 views

`less` stick to bottom of screen

If I pipe the output of a program to less, how can I force the scroll position to stick to the bottom? The default behavior is for each line to be printed until the screen is filled, and continue to ...
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41 views

Neither less or less -X clear screen on exit. (Trust me, I googled…)

Neither less or less -X clear screen on exit. At the same time, vim does.... Env iTerm2, protocol mosh, server Centos + tmux + zsh iTerm2: report term as xterm-256color tmux: set -g ...
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1answer
25 views

How do I make less open binary files without confirmation?

I have several log files that contain a few bytes which are not displayable characters (due to binary signatures on the requests). Every time I open them with less I get asked: $ less ...
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1answer
33 views

less maximum buffer size?

I was messing around with my system and found a novel way to use up memory, but it seems that the less command only holds a limited amount of data before stopping/killing the command. To test, run ...
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1answer
40 views

Less - Select to clipboard

In Less (Linux terminal), I can select lines with the mouse and then use Ctrl+Shift+C to copy to the clipboard. This only works within the displayed part of the terminal. How can I select more text? ...
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2answers
47 views

How do I view the content of a very large file at position in Linux?

I've got a file containing JSON data that is about 90MB of size and has one line. I need to go to position 99376229. Unfortunately vim and less both crash when I try moving to that column. How can I ...
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1answer
127 views

Line-wrapping `less` in OS X (specifically for use with 'git diff')

Using less +-S does not work (although it does ask Chop long lines (press RETURN)), and entering -S once inside less also does not work. Is there a solution? I am usig OS X Mavericks (10.9.3). ...
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2answers
251 views

“Less” prompts for “binary file” display when colors in output

We've recently enabled colouring the log files of a few services, I believe we use ANSI escape sequences for that. Looks like this: [2014-06-12 10:56:43,214] [main] [VOID] ESC[34mINFO ESC[0;39m ...
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1answer
23 views

less -S server.log (unix)

For a better understanding I prefer to read the logs with no wrap lines. In less I can get this with the -S option. The problem is that I can not select and copy rows that go beyond the right side ...
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1answer
36 views

Can less wrap lines like fmt does?

Like most people I use less as my terminal pager. Occasionally I view files consisting of very long lines of plain or marked-up text. By default less folds these lines at the terminal window edge. ...
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33 views

Need to CTRL-C “less” in order to see file?

I have never seen this behavior before using "less" and am wondering if it speaks to a corrupted file? Typically when I use less <filename> the file is immediately displayed. In the case of a ...
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20 views

nmap buffering output, any way to get faster output?

I'm running nmap against the 256 IPs on my local network. $ nmap -sS -p 80,8080,443,8888 192.168.1.1/24 | less I'd like interactive output piped to less, that I can view as the scan progresses. ...
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1answer
37 views

less command is unable to show pdf file in cygwin/mingw

I use less to read pdf in linux. While either in mingw or cygwin, less is unable to show pdf in the right way. looks encoding issue. Any help? thank you!
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1answer
36 views

How do I quickly search through large ascii files with less?

I'm looking through some large log files (1-10 GB) and have been running into trouble using the standard less search functions (/). Searching for strings takes several minutes to find a match. I ...
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1answer
143 views

Associate .less files with notepad ++

I just love notepad++ however I'm working with .less files and when I open a .less file it's just a normal text not a language (css) no code highlighting is there a plugin or something to make ...
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1answer
28 views

How can I switch line-wrapping on and off from within less

I know I can run less -S and avoid long line wrapping. But can I switch wrapping on and off from within less?
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2answers
28 views

Why is GNU `less` just showing the output of my title script instead of the file contents?

I'm using csh as my terminal and I have a script that runs when I change directories that replaces the window title with the current directory. I have it run initially in my .cshrc file as well so ...
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0answers
61 views

Why does read's timeout break my console?

I have a script that is causing an issue, I've boiled it down to this; #/bin/bash read -t 1 -p 'Wanna continue?' less +F readTimeout.sh echo 'Wont get printed' The original script operated by ...
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2answers
598 views

Ctrl+c in a sub process is killing a nohup'ed process earlier in the script

I didn't know whether this belonged on SO (as it is a coding bug) but thought you guys would be more knowledgeable regarding the subtleties of the software used (so maybe even U&L could be ...
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0answers
22 views

Is it possible to have less +F with lesskey's that work without interrupt?

My situation is that I currently have some lesskeys set. And they do things fine in normal mode, but I want to have the file that I'm view also be updated. This is obviously possible with less +F, ...
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0answers
83 views

Is it possible to get the scroll wheel to work in GNU less within XTerm?

In my research it sounds like less is a console only program and isn't going to be accepting mouse events any time soon. gnome-terminal appears to have an interesting feature when you're on an ...
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62 views

Special and diacritic charactres using less, cat and other linux tools

I am using GNU bash, Version 4.1.10(4)-release (i686-pc-cygwin) and set up my .inputrc to allow for special characters and German umlauts etc.: set meta-flag on set convert-meta off set output-meta ...
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2answers
280 views

PHP output piped to 'less' is requiring <enter> after every command

Piping PHP output to the linux 'less' command causes 'less' to really act up. (CentOS 6.2, didn't happen with CentOS 5.) When I pipe output from php into 'less', it requires the enter key be pressed ...
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1answer
114 views

Less in cygwin can't read file created from redirected windows cmd script

I'm running windows cmd script from windows console and redirecting output to a file by mycommand.cmd > 'filename ' 2>&1 the problem is, when I'm trying to read that file using less under ...
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1answer
101 views

less: continue search from top

Is there an automatic way (through command line params for example) of keep searching from start of text when the end is reached? (same as Notepad++ - Continue Search from top but with less linux ...
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1answer
227 views

After running less command in -bash, instead of a prompt, I get “(END) ”. What's happening, and how do I get the prompt again?

I run the bash command "less" on a .txt. After printing out the lines in the file, the name of the file and "(END) " is printed. But I do not get a command prompt again. Other than closing the ...
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1answer
492 views

No entry for terminal type "xterm-256color-256color

I recently added the following (below) to .mycshrc to allow 256 color xterm and allow command line vim to operate in 256 colors, however certain command line tools like less have thrown errors ...
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3answers
2k views

How to copy text from less

How might one copy the entire buffer being displayed by less? No need to select specific text, I want it all. Copying to the clipboard is preferable but if we can output it to a file that works too. ...
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1answer
219 views

Setting GNU Screen to send escape codes to outer terminal on TI

I’m using GNU Screen inside mintty. To get the scroll wheel to work, I had to switch the mintty scroll wheel mode with an escape code (^[[?7787h). This has the effect that the scroll wheel does not ...
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0answers
51 views

Why does `less` not recognize the mouse wheel when stdin is a pipe?

I was wondering why my less sometimes does not recognize the mouse wheel (my terminal is Konsole). Now I've found a pattern: It seems to work whenever less's STDIN comes directly from the shell (zsh ...
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2answers
172 views

How to use my vim configuration in less?

Quite some programs have commands that output with less(e.g. git blame filename). I would like to use my vim configuration(e.g. <C-j> instead of using Pg Down to go down a page) whenever less is ...
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2answers
128 views

utility “less” takes high cpu

I'm using suse 9 and redhat 5. Sometimes I see that "less" takes a lot of cpu. It happens more on suse 9 though happened on redhat 5 too. I have to admit that the frequency of such event is very low - ...
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1answer
462 views

less doesn't highlight search

Something happened so I don't see less highlights any more. I've tried: using different terminal. using -g option making sure -G isn't there ^K while searching ESC-U Nothing helps. I work in ...
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votes
2answers
289 views

How can I have `less` automatically decompress `xz` files like it did with `gz` files on my old SUSE distro?

On my old SUSE distro, less would automatically decompress .gz files. That came in very convenient when listing auto-compressed /var/log/mail*.gz files. The current version of SUSE now archives ...
3
votes
1answer
149 views

How to do a multiline search in less?

In less, can you search using / for a pattern that contains a carriage return and newline? I know your pattern can end with a line using $ (from How do I include newlines in a search in less?), but I ...
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2answers
222 views

Lessc Textmate bundle doesn't save .css file

I installed: https://github.com/appden/less.tmbundle and the lessc compiler and it seems to work (no errors) but I don't see a compiled .css file. Any ideas?
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2answers
566 views

Scroll “less” output using scroll wheel on Mac OS X

How can I enable the scrolling of "less" output (rather than the terminal window itself) using the scroll wheel on OSX?
3
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2answers
484 views

How do I execute a Linux command whilst using the less command or within the man pages?

I generally pipe the command ls with less and would like to execute a command while it is paging e.g. I come across a file that I would like to delete so I would like to execute the command rm ...
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1answer
176 views

Why does “ulimit -t 5” have no effect on “less” or “man”, but work on “yes”?

If I run $ ulimit -t 5 $ yes then yes gets killed after 5 seconds, but man and less/more don't. Why are those two immune to ulimit?
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3answers
2k views

Terminal pager: How to display a list in columns?

I'm sure it's very simple, but I can't remember how to tell a terminal pager (more/less/pg/most) to display a long list in columns. Since my input is just a list of short elements, displaying it the ...
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3answers
324 views

Open man-page with less [duplicate]

Possible Duplicate: How to let man utility to use less to display manual rather than more? How can i open up the Man-page for a command with the less-editor? Alternatively, how can i find ...
0
votes
1answer
228 views

How much can less utility buffer?

I'm curious. You can use less to read through a 100 GB file with no problem. But if you cat a 100 GB file into less, I'm thinking that less must buffer the whole file because there is a pipe (was it ...
6
votes
3answers
325 views

Is there an automatically scrolling, time-delayed Unix pager command?

I'd like to view output of big commands slowed down, like a slideshow with e.g. automatic, 500ms delay between each scroll. What is the simplest way to achieve this?
3
votes
1answer
140 views

Why does cd print when run in command substitution?

If I use the 'cd' BASH built-in in a command substitution, it prints extra stuff to stdout, but only when piped to, eg., less. $ echo `cd .` # The output is a single newline, appended by echo. $ ...
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votes
1answer
74 views

equivalent to titeInhibit for Cygwin's rxvt-native?

Some programs, such as less, have the annoying idea that I should not be allowed to keep loking at the content of a file while I'm typing the next command. They save the contents of the terminal when ...
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1answer
249 views

How can I set `less` or `more` max lines (scrollable height) limit/boundary in linux?

(Sorry for the title. Any suggestions?) I've set my commandline PS1 to cover 3 lines: white space user, server and pwd $ or # to input I think less (or more?) is configured to break after ...
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1answer
269 views

Less not scrolling immediately on long lines (xterm-256color vs vt100)

When I press 'j' in a text file with long lines, it won't proceed to the next line until I've pressed j 'n' times. So if I have a file: a b c d e (long line that displays as 5 lines on screen) ...
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votes
2answers
11k views

Less or More in Windows?

Is there a command in the Windows DOS prompt that is equivalent to the UNIX less or more? Basically, the problem is that when I type hg log, the output has too many lines to fit on the screen and I ...
3
votes
2answers
526 views

The Less command can list directory contents in Gentoo Linux, but not in Ubuntu Linux

I regularly use the 'less' command in Gentoo like so: less /tmp (or any other directory, which I have access to.) Less then proceeds to show me the contents of that directory. I can also use Less to ...
3
votes
1answer
316 views

Why less -F option does not work with -S option

While trying to improve output from hg diff I've noticed that less -F option does not work with -S option. Why is that happening and how to achieve desired effect? Here is handout from man: -F or ...