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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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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376 views

on quit, 'less' does NOT clear its contents when run in a 'screen' session [duplicate]

Possible Duplicate: Using screen, commands like less and man don't clear the screen afterwards When I quit 'less' in a normal bash, it clears the previous contents displayed by 'less' ...
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1answer
13 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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2answers
318 views

Let less work like cat, if only one screen full of text

On my Debian machine here, less always opens the alternate screen to show stuff. This is annoying, if there are only 2 or 3 lines to be displayed. I'd like less to: work as pager, if there is more ...
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1answer
32 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
24 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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3answers
26k views

How to turn off word-wrap in less

Short version: How can I make the less utility in Linux not wrap lines? Long version: Often I need to view huge CSV files using less with hundreds of columns. I frequently only care about the first ...
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4answers
4k views

How can I save the current contents of less to a file?

If I've piped the results of a command to less and then decided that I want to save the contents to a file, is this possible? I've tried setting a mark a at the end of the buffer, and then returning ...
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16k views

How to syntax highlight via Less

is there a way to syntax highlight a file I see in Less? actually I'm using this command to open an xml file (and sometimes a series of them) less htmleditors/htmleditors_config.xml or less ...
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2answers
31 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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4answers
2k views

LESS syntax highlighting in Geany

I'm using LESS CSS (PHP version). I'm also using Geany in Linux. Is there a LESS syntax file for Geany out there, or how I can go about editing the CSS one to suit LESS?
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1answer
88 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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71 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
18 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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10answers
37k views

Get colors in 'less'' command

when I read a file in Linux with the command 'less' or 'more', how can I get the content in colors?
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1answer
136 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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1answer
28 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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27 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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15 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
33 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
25 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
52 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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5answers
18k views

Less and Grep: Getting colored results when using a pipe from grep to less

I use the --colour option of grep a lot, but I often use less as well. How can I pipe grep results to less and still preserve the coloring. (Or is that possible?) grep "search-string" -R * --colour | ...
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1answer
25 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
210 views

How can I make Unix Less wrap long columns?

I need to view a large tab delimited file using less. There is a column with ~200 characters which I am not interested in seeing but that column pushes all other columns to right making the viewing ...
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2answers
25 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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48 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
425 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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1answer
117 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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21 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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3answers
16k views

less command with multiple files: How to navigate to next/previous

I just found out I can use less with multiple files. less status line tells me (END) - Next: file2.txt But how do I navigate previous/next from less?
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64 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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2answers
244 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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60 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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1answer
98 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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3answers
13k views

less is more? Is more less? I'm so confused

When I first heard their names, I got really confused when I tried to guess what these tools might do, I thought I'd misheard something. What's the difference between more and less, i.e. why ...
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4answers
1k views

Change less (pager) default options

I'm using Ubuntu 10.04. My default pager(set using update-alternatives, not $PAGER) is less. The problem is, when I use ri(Ruby documentation tool) with the '-f ansi' mode, less shows the escape ...
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4answers
598 views

Unix command to empty logfile from within “less”?

I prefer using "less" to reading logfiles. As opposed to "tail -f" I can both follow (Shift + F), stop (Ctrl + C), and navigate up and down u and d, etc. Now what I really would like is the ability ...
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1answer
88 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
191 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 ...
9
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3answers
2k views

Why does less tail mode stop working?

Using the less command on linux in tail mode (F command or less -f) consistently stops working on certain machines and/or certain files. New changes simply stop showing up. I know I've fixed this ...
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1answer
411 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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2answers
514 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?
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1answer
375 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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1answer
205 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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47 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
476 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 ...
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2answers
158 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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121 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 - ...