Commands by kerim

Commands by kerim (6)

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Counting the source code's line numbers C/C++ Java

Count your source and header file's line numbers For example for java change the command like this find . -name '*.java' -exec cat {} \;|wc -l Show Sample Output
This is sample output - yours may be different.
```
855476
```
-4

find /usr/include/ -name '*.[c|h]pp' -o -name '*.[ch]' -exec cat {} \;|wc -l

kerim · 2011-12-01 19:58:52 8
cpu stress test

For each cpu set mask and then monitor your cpu infos. Temp,load avg. etc. For example for 2nd cpu or 2nd core taskset 0x00000002 yes > /dev/null & For example for 3rd cpu or 3rd core taskset 0x00000004 yes > /dev/null & For example for 4th cpu or 4th core taskset 0x00000008 yes > /dev/null & Monitor your cpu temp with this command if you want watch -n1 "acpi -t" Load avg. from top command top kerim@bayner.com http://www.bayner.com/
This is sample output - yours may be different.
8

taskset 0x00000001 yes > /dev/null &

kerim · 2011-04-03 07:23:53 16
live netcat network throughput test

On the another machine write this command. pv -r /dev/zero | nc 192.168.1.1 7777 It will show live throughput between two machine.The destination machine ip is at our example 192.168.1.1 You must multiply by 8 for the network calculation. You must install pv and netcat commands for this commands usage. kerim@bayner.com http://www.bayner.com/ Show Sample Output
This is sample output - yours may be different.
```
[11.3MB/s]
```
1

nc -l -p 7777 > /dev/null

kerim · 2011-01-24 00:06:45 6
Detect your computer's harddisk read speed without disk cache speed

Change your drive letter as you wish. Using pv command for speed detect.First of all you must install pv command for usage. http://www.bayner.com/ kerim@bayner.com Show Sample Output
This is sample output - yours may be different.
```
[55.6MB/s]
```
-1

cat /dev/sda | pv -r > /dev/null

kerim · 2011-01-23 22:58:56 6
Find default gateway

Find your default gateway and print it directly output. http://www.bayner.com/ kerim@bayner.com Show Sample Output
This is sample output - yours may be different.
```
192.168.1.1
```
-1

ip route show | awk '$3 ~ /^[1-9]+/ {print $3;}'

kerim · 2010-08-08 23:57:23 4
Find default gateway

Find your default gateway and print it directly output http://www.bilgisayarmatematik.com/ kerim@bayner.com Show Sample Output
This is sample output - yours may be different.
```
192.168.1.1
```
-2

route -n | awk '$2 ~/[1-9]+/ {print $2;}'

kerim · 2010-08-08 23:51:07 8

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Grep Recursively Through Single File Extension

Trac 0.12.2-stable

To get the CPU temperature continuously on the desktop

There is no need for variables. I also added sleep to reduce cpu usage, however I didn't test it.

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"

dump 1KB of data from ram to file

about how using internal separate field and store file content on variable

download newest adminer and rename to it's version accordingly

If the version already downloaded. it will not download again

Show permissions of current directory and all directories upwards to /

NB not 'namei -m .', as it slices the path you give it.

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" }

Benchmark SQL Query

Benchmark a SQL query against MySQL Server. The example runs the query 10 times, and you get the average runtime in the output. To ensure that the query does not get cached, use `RESET QUERY CACHE;` on top in the query file.

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