Stack Exchange

Chris Down

London, England

https://chrisdown.name

  • chrisdown.name
  • GitHub
  • LinkedIn
top accounts reputation activity subscriptions
Top Questions
360 votes

Prepending a timestamp to each line of output from a command

shell timestamps asked Dec 13, 2011 at 11:49
unix.stackexchange.com

66 votes

Make anchor links refer to the current page when using <base>

html href asked Nov 13, 2011 at 1:16
stackoverflow.com

34 votes

Allow Chinese names with less than 3 characters on Chinese Stack Exchange

feature-request status-planned usernames unicode asked Nov 14, 2014 at 12:26
meta.stackexchange.com

16 votes

Why is 月 used when speaking about anatomy?

meaning etymology glyph-origin hanzi asked Jun 7, 2014 at 15:50
chinese.stackexchange.com

15 votes

How can I create a clean shell environment for temporary use?

bash environment-variables profile asked Nov 9, 2012 at 13:34
unix.stackexchange.com

14 votes

Do Chinese citizens require a visa to go to Hong Kong for less than 7 days?

visas china hong-kong malaysia chinese-citizens asked Feb 21, 2014 at 10:04
travel.stackexchange.com

10 votes

In Vim, how can I automatically determine whether to use spaces or tabs for indentation?

vim whitespace indentation asked Jan 31, 2013 at 5:58
unix.stackexchange.com

9 votes

Server sent events with Flask/Redis: how can more than one client view a stream?

python flask blocking server-sent-events asked Jun 23, 2013 at 9:50
stackoverflow.com

9 votes

Documents to show a Chinese citizen hasn't been in China during nCoV

chinese-citizens events coronavirus-2019-ncov saint-lucia asked Feb 7, 2020 at 0:37
travel.stackexchange.com

8 votes

How formal is 如何 in the context of 最近如何?

grammar word-choice mandarin difference formalities asked Sep 8, 2014 at 12:48
chinese.stackexchange.com

1 2

Top Answers
884
Finding the PID of the process using a specific port?
unix.stackexchange.com

792
How can I resolve a hostname to an IP address in a Bash script?
unix.stackexchange.com

490
Execute vs Read bit. How do directory permissions in Linux work?
unix.stackexchange.com

304
How to rsync only new files
unix.stackexchange.com

295
How do I determine the number of RAM slots in use?
unix.stackexchange.com

259
How to check if a shell is login/interactive/batch
unix.stackexchange.com

231
How to use wildcards (*) when copying with scp?
unix.stackexchange.com

217
In CentOS, what is the difference between yum update and yum upgrade?
unix.stackexchange.com

214
What does env x='() { :;}; command' bash do and why is it insecure?
unix.stackexchange.com

193
watch command alias expansion
unix.stackexchange.com

184
Prepending a timestamp to each line of output from a command
unix.stackexchange.com

165
Why is "echo" so much faster than "touch"?
unix.stackexchange.com

164
What is the difference between "sort -u" and "sort | uniq"?
unix.stackexchange.com

163
What does the "@" (at) symbol mean on OSX ls?
unix.stackexchange.com

149
How do I check if a variable exists in an 'if' statement?
unix.stackexchange.com

144
How to run a command that involves redirecting or piping with sudo?
unix.stackexchange.com

139
Day of week {0-7} in crontab has 8 options, but we have only 7 days in a week
unix.stackexchange.com

139
Make cd follow symbolic links
unix.stackexchange.com

130
How to enable reverse search in zsh?
unix.stackexchange.com

129
Find duplicate files
unix.stackexchange.com

104
Can't use exclamation mark (!) in bash?
unix.stackexchange.com

96
In Bash scripting, what's the meaning of " $! "?
unix.stackexchange.com

94
How do I list all installed programs?
unix.stackexchange.com

91
What does the 'd' mean in ls -al results and what is that slot called?
unix.stackexchange.com

85
What do the bash-builtins 'set' and 'export' do?
unix.stackexchange.com

79
In zsh how can I list all the environment variables?
unix.stackexchange.com

77
Using sed to get rid of characters < > ,
unix.stackexchange.com

75
How to put a newline special character into a file using the echo command and redirection operator?
unix.stackexchange.com

74
How does the Linux kernel update itself?
unix.stackexchange.com

67
How can I access a directory outside a chroot from within it?
unix.stackexchange.com

1 2 3 4 5 … 10