All Questions
21 questions
0
votes
0
answers
44
views
When using 'wc \-l' to count the number of file lines, the result is less one [duplicate]
I want to count the number of file lines, so i use the command wc -l file. However, I notice that the result is incorrect which one less than the real number of lines. For example, the number of lines ...
6
votes
2
answers
930
views
Why does wc and stat produce different results for /proc/[pid]/cmdline?
I am trying to understand why wc and stat report different things for /proc/[pid]/cmdline.
wc says my shell's cmdline file is 6 bytes in size:
$ wc --bytes /proc/$$/cmdline
6 /proc/10425/cmdline
stat ...
- 509
0
votes
2
answers
122
views
How do I count all the files at different subfolder using for loop
I want to know could I wc -l files are in subfolder.If only one file I can use code like below.
find ./calss{1..20}/ -name 'C1.student' | xargs wc -l
In fact, I have 20 folders , every folder contain ...
- 15
-1
votes
1
answer
2k
views
Find how many words in a file contain a number in them?
I am trying to find the total number of words in a specific file that contain a number. Not a specific number, I'm just looking for words that contain any number at all. I tried using the grep and ...
- 1
0
votes
1
answer
957
views
Linux - count words with more than a certain length of characters
i want to know how to count the number of words in a .txt file that has more than 5 characters, using egrep and wc. Please, be clear as i'm new to linux.
1
vote
2
answers
775
views
$(grep -w "xyz" prog.R | wc -l) -ge 3
I am a bit new to unix and trying to figure out what the following command is doing:
$(grep -w "xyz" prog.R | wc -l) -ge 3
I assume that the outcome would be boolean. The first part (i.e., ...
- 11
0
votes
1
answer
456
views
Replace with lines number in specific line of a text file
What I need to do (in Bash) is a replacement of a specific characted of the second line in a text file with the number of lines in this file. So, this does the job of counting the lines:
cat test.csv ...
- 103
0
votes
1
answer
2k
views
word count redirect
I can't seem to answer this question:
Use the command wc to count the number of words in the file /course/linuxgym/gutenberg/0ws0310.txt. Store the exact output of the wc command when used with the ...
- 1
0
votes
4
answers
348
views
Get file names of n files with highest line count
I am trying to get x amount of file names printed from highest line count to lowest. ATM i have this
wc -l /etc/*.conf |sort -rn | head -6 | tail -5 |
and i get this
543 /etc/ltrace.conf
523 /...
0
votes
2
answers
2k
views
Error in wc command to read number of lines in file
I have been using wc -l to check for the number of lines exist in my files. It worked fine always but not this time.
I have 120 big files that are supposed to have at least two lines in each of them....
- 193
-2
votes
3
answers
574
views
How to count the number of occurrences of all strings in the file while getting the average of each string
I am trying to count the number of occurrences without specifying a specific string, just using the output of the cut command to print the number of each repeated string using grep. I then want to get ...
- 23
0
votes
1
answer
118
views
wc behaves differently on Unix and Linux
I observed different results when I tried echoing value and counting the number of characters with "wc -c" on Linux and SunOS(Unix).
root@SunOS-machine:~# echo "1" | wc -c
2
root@Linux-machine:...
- 203
0
votes
1
answer
282
views
How to find how many paragraphs in a file?
For example
1006.2100 49.2000
1015.6100 47.7000
1023.1100 25.2000
1024.2200 33.3000
1025.5100 26.3000
1040.6100 29.0000
1151.57 3
169.1900 31.5000
174.9900 31.5000
193.1000 19.1000
196.4500 17.9000
...
- 23
2
votes
2
answers
696
views
How to get the results of ls piped to wc when running inside of a for loop?
So I am trying to make this a single command instead of having to dump the data to a file and then cat the file and pipe the output to wc -l. The whole line of code looks like this:
for file in `...
- 205
3
votes
5
answers
7k
views
The result of "ls | wc -l" does not match the real number of files [duplicate]
I need to count the number of files under a folder and use the following command.
cd testfolder
bash-4.1$ ls | wc -l
6
In fact, there are only five files under this folder,
bash-4.1$ ls
total 44
-...
- 641
0
votes
0
answers
2k
views
Count and compare files in Linux
I want to just compare the number of lines in two files. Below is the list of names of files. One file contains names/location of fastq files; the other file contains names/location of bam files.
...
- 1,087
1
vote
2
answers
502
views
wc -l command issues in SunOs to Linux migration
We are migrating from SunOS to Linux. I'm facing some problem with wc -l command. When I used wc -l <file_name>, SunOS is giving leading spaces before count where as Linux there are no leading ...
- 11
6
votes
3
answers
3k
views
wc command counts extra characters
cat > file
Amy looked at her watch. He was late. The sun was setting but Jake didn’t care.
wc file
1 16 82 file
Can somebody explain why wc command returns 3 extra characters in this ...
0
votes
1
answer
102
views
Big XML - copy data from nth Occurrences to another file
<XML>
<Employee>
<firstname></firstname><lastname></lastname>
</Employee>
<Employee>
<firstname></firstname><lastname></lastname>...
- 1
4
votes
5
answers
6k
views
get file size and line count at the same time
I'm looking for a way to list all files in a directory, with both their size, and a line count. Right now I'm using stat -c \"%s %n\" /directory/* to get file names and sizes, and I know I can use ...
- 43
0
votes
3
answers
1k
views
Count words: what will use less CPU, wc or a perl script?
My objective is to count the words in a file while using the minimum possible CPU.
I could use the wc command or write a simple perl script for this, which of the two options will be less CPU ...
- 43