Terminal / Cmd prompt - notes

notes.bat.sh

# Check for open ports in a range
for i in $(seq 20 99); do netcat -v -n -z -w 1 192.168.5.$i 22; done

# Windows - show WiFi password
netsh wlan show profile name=”<Profile-Name>” key=clear

# Windows - show all devices in network
arp -a

# Convert images or other files to pdf using ImageMagick
convert "*.jpg" -quality 100 outfile.pdf

# Locate files in *nix
locate <filename>

# Find memory leaks
valgrind --leak-check=full -v ./<program>
#  >> If using gcc, compile using -g flag

# Move 100 randomly picked files from a folder
shuf -n 100 -e * | xargs -i mv {} path-to-new-folder

# Convert iPython notebook to python script file
ipython nbconvert notebook.ipynb --to script

# Extract 2nd column form a TAB separated file, sort the values and filter out non-UNIQue values
cut -f 2 -d$'\t' phaseI_midyearpulse_selected_seqs_key_final.txt | sort | uniq > ~/repos/coding-not/data/pulse_check_test.UniProtACC

# Sort files recursively by size
du -ah ~/Downloads | grep -v "/$" | sort -rh

# Get directory name & filename separately in bash
dirname $filepath
basename $filepath

# Combined disk usage of files matching regex
find . -regex '.*\.bak' -print0 | du --files0-from=- -ch | tail -1 in bash
find . -name "*.o" -print0 | xargs -0 du -sch