Hottest Questions This Month - Unix and Linux

37

votes

4

answers

1

kviews

What is the difference between “&&” or “;” when chaining commands

bash shell

apr 23 at 20:02 Gilles 86.1k

12

votes

8

answers

770

views

Addition with 'sed'

sed math

apr 24 at 14:51 Luigi Tiburzi 93

12

votes

7

answers

670

views

What is the utility of the : command in shell scripting, given that it explicitly does nothing?

shell shell-script

apr 28 at 18:03 Random832 1,382

21

votes

3

answers

377

views

Can I set my shell to cd to a directory if I type the dir's name and that command “doesn't exist”

bash shell directory cd

apr 30 at 17:37 Khaja Minhajuddin 259

12

votes

2

answers

283

views

Multiline shell script comments - how does this work?

bash shell-script

may 1 at 20:30 jw013 7,634

14

votes

6

answers

449

views

How do I get the MD5 sum of a directory's contents as one sum?

directory checksum md5sum

apr 17 at 2:18 sinelaw 172

14

votes

4

answers

270

views

Quick way to include a directory path when calling mv?

bash rename

apr 10 at 13:05 diffycat 321

6

votes

4

answers

734

views

can we know the password for the other users if we have root access?

rhel users password

apr 9 at 12:27 Community♦ 1

15

votes

3

answers

412

views

Which are the standard commands available in every Linux system?

linux shell shell-script standard command

apr 23 at 0:34 Gilles 86.1k

18

votes

2

answers

384

views

Why escape trivial characters in shell script?

shell-script quoting ksh

apr 9 at 17:32 fimbulvetr 41

5

votes

3

answers

278

views

How to log to file and to console

logs console

apr 7 at 13:04 LinuxlyChallenged 852

10

votes

2

answers

252

views

What is a simple way to schedule a single event to happen at some time in the future?

command-line scheduling

1d ago Nils 2,916

6

votes

6

answers

288

views

Is there a difference of stability between Linux distros?

debian centos rhel suse

may 1 at 3:29 Dennis Cheung 101

9

votes

3

answers

222

views

Substituting strings in a very large file

bash shell shell-script sed

apr 15 at 16:15 cjm 6,288

8

votes

2

answers

166

views

How can I reserve a block of memory from the Linux kernel?

linux kernel memory hardware

may 2 at 0:18 Warren Young 11.6k

11

votes

2

answers

180

views

When to use a semi-colon between environment variables and a command

bash shell-script

apr 25 at 7:14 jw013 7,634

6

votes

4

answers

253

views

Where can I find the historical source code of the Linux sources

linux resources statistics

apr 30 at 13:11 utopiabound 623

9

votes

4

answers

173

views

Why using rpm if there's yum?

yum rpm

apr 15 at 20:02 Nils 2,916

19

votes

2

answers

241

views

In what order do piped commands run?

pipe ps

apr 30 at 1:37 Gilles 86.1k

10

votes

2

answers

341

views

Why is number of open files limited in Linux?

open-files limit

apr 19 at 22:26 Gilles 86.1k

5

votes

5

answers

233

views

Efficiently delete large directory containing thousands of files

linux command-line files rm

apr 26 at 14:55 Toby 180

7

votes

5

answers

112

views

Fedora 16 strange /tmp permissions: mysqld will not start

fedora mysql systemd bugs

apr 26 at 11:17 Huygens 292

6

votes

3

answers

185

views

symbolic link to a directory and relative path

bash shell directory symlink cd

apr 12 at 23:41 Gilles 86.1k

11

votes

2

answers

193

views

Portability of “> /dev/stdout”

io posix file-descriptors portability

apr 15 at 6:55 Alois Mahdal 138

13

votes

2

answers

220

views

How does sudo remember you already entered root's password?

linux sudo

apr 25 at 18:47

4

votes

3

answers

99

views

How to sed only that lines that contains given string?

sed awk

apr 28 at 22:28 Gilles 86.1k

4

votes

3

answers

153

views

Edit and recompile individual program

compiling

apr 30 at 9:46 Warren Young 11.6k

3

votes

2

answers

2

kviews

Mount Google Drive in Linux?

filesystems mount

apr 30 at 5:37 Mat 10k

5

votes

3

answers

123

views

Which users are allowed to log in via SSH by default?

apr 19 at 13:33 Community♦ 1

4

votes

2

answers

114

views

What's the purpose of `rm -P`?

rm options

apr 20 at 0:04 Gilles 86.1k

6

votes

2

answers

86

views

Permissions/ownership of /usr/local/bin

permissions directory-structure fhs

1d ago uther 1,452

6

votes

2

answers

119

views

Why doesn't `echo abc^H` just print `ab`?

shell terminal special-characters

2d ago Gilles 86.1k

4

votes

4

answers

114

views

How do I grep for multiple patterns?

bash grep regex

apr 26 at 18:46 ДМИТРИЙ МАЛИКОВ 1,349

2

votes

4

answers

126

views

Help me choose the right distribution for learning and hosting web apps

linux arch-linux distribution-choice webserver learning

apr 25 at 8:40 pootzko 603

1

vote

2

answers

146

views

Why isn't Red Hat Enterprise Linux Desktop free?

rhel free-software gpl

apr 23 at 5:54 MSajjadi 11

3

votes

2

answers

87

views

Why do I get error 255 when returning -1

shell exit

2h ago Gilles 86.1k

7

votes

3

answers

166

views

Why do most distros (other than Debian) recommend/require a full reinstall when upgrading to a new version?

package-management distros upgrade reinstall

apr 20 at 12:42 rozcietrzewiacz 11.3k

2

votes

3

answers

76

views

How do I remove multiple files with a common prefix and suffix?

remove

apr 27 at 6:44 jw013 7,634

2

votes

1

answer

135

views

Why do Unix-like systems execute a new process when calling a new function?

executable function

may 1 at 14:00 uther 1,452

5

votes

1

answer

100

views

What does “:>” do here?

bash

apr 28 at 5:59 Mat 10k

3

votes

3

answers

76

views

using stat to provide timestamp for touch

bash scripting stat

apr 19 at 1:00 Gilles 86.1k

4

votes

3

answers

199

views

What does the following Bash script mean/do?

bash shell scripting io-redirection

apr 10 at 18:05 Gilles 86.1k

7

votes

3

answers

57

views

Change the color of the file name text

linux bash shell colors filenames

apr 19 at 13:45 manatwork 3,842

8

votes

2

answers

154

views

Vim interface on web browser input fields?

vim chrome browser google-chrome

apr 17 at 14:17 MaienM 111

3

votes

4

answers

89

views

concatenate two files without adding a newline

text-processing cat newlines

apr 23 at 23:23 Gilles 86.1k

4

votes

4

answers

87

views

Is it possible to determine what is inside Debian package without installing it?

debian apt aptitude markdown

apr 11 at 15:15 Faheem Mitha 3,306

2

votes

1

answer

110

views

Where should a local executable be placed?

software-installation executable directory-structure not-root-user fhs

2d ago uther 1,452

2

votes

3

answers

85

views

Find out network traffic per IP

networking monitoring ip router bandwidth

apr 19 at 4:10 BillThor 2,442

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