Commands by jespere

Commands by jespere (1)

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If you have lots of svn working copies in one dir and want to see in which repositories they are stored, this will do the trick.

If you have lots of subversion working copies in one directory and want to see in which repositories they are stored, this will do the trick. Can be convenient if you need to move to a new subversion server. Show Sample Output
This is sample output - yours may be different.
```
./www.example.com/
URL: https://svn.example.com/example/trunk
./www2.example.com/
URL: https://svn.example.com/example2/trunk
```
0

(for i in `find . -maxdepth 2 -name .svn | sed 's/.svn$//'`; do echo $i; svn info $i; done ) | egrep '^.\/|^URL'

jespere · 2010-05-09 11:54:37 0

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Convert seconds to [DD:][HH:]MM:SS

Converts any number of seconds into days, hours, minutes and seconds. sec2dhms() { declare -i SS="$1" D=$(( SS / 86400 )) H=$(( SS % 86400 / 3600 )) M=$(( SS % 3600 / 60 )) S=$(( SS % 60 )) [ "$D" -gt 0 ] && echo -n "${D}:" [ "$H" -gt 0 ] && printf "%02g:" "$H" printf "%02g:%02g\n" "$M" "$S" }

download a sequence of vim patch

Seq allows you to define printf like formating by specified with -f, %03g is actually tells seq I got three digits, fill the blank digits with 0, and the range is from 176 to 240.

Get AWS temporary credentials ready to export based on a MFA virtual appliance

You might want to secure your AWS operations requiring to use a MFA token. But then to use API or tools, you need to pass credentials generated with a MFA token. This commands asks you for the MFA code and retrieves these credentials using AWS Cli. To print the exports, you can use: `awk '{ print "export AWS_ACCESS_KEY_ID=\"" $1 "\"\n" "export AWS_SECRET_ACCESS_KEY=\"" $2 "\"\n" "export AWS_SESSION_TOKEN=\"" $3 "\"" }'` You must adapt the command line to include: * $MFA_IDis ARN of the virtual MFA or serial number of the physical one * TTL for the credentials

Which processes are listening on a specific port (e.g. port 80)

swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Edit file(s) that has been just listed

That will open vi with the four README files in different viewports. Specially handy when you find there is only one file matching your pattern and you don't want to specify the full path.

Change prompt to MS-DOS one (joke)

Matrix Style

Solves "tr" issues with non C-locales under BSD-like systems (like OS X)

grep binary (hexadecimal) patterns

-P activates the Perl regular expression mode.

Find files and calculate size of result in shell

Use find's internal stat to get the file size then let the shell add up the numbers.

Count all conections estabilished on gateway

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