Martin (Lopin) Lopatář loplex

## example_how_to_read_nul_delimited_lines_into_array_in_bash.sh
#!/bin/bash


function sampleImput() {
	printf "%s\0" 'a b' 'c d'
}


# using read:

## crc16-xmodem.sh
#!/bin/bash

# Computes the CRC16 - XMODEM (also known as ZMODEM or CRC-16/ACORN)
# rewritten to bash from C code found at: https://beebwiki.mdfs.net/CRC-16

declare -i poly=0x1021
declare -i init=0x0000

function crc16() {
    local input="$1"

## fetch-ssl-certs.sh
#!/bin/sh
set -xe

endpoint="$1"

# append specification to use port 443 if no port is provided
[[ ! "$endpoint" =~ ^.*:[0-9]+$ ]] && endpoint="${endpoint}:443"

# remove leading protocol if it is provided (e.g. https://)
endpoint="$(echo "$endpoint" | sed -e 's/^[^\:]*\:\/\/*//')"

## har_responses_to_nul_separated_output.sh
#!/bin/sh

# pipe "file.har" to this script

jp "log.entries[*].response.content.text" | jq -c '.[]' | tr '\n' '\0' | xargs -0 -I '{}' sh -c 'echo -e {} $"\0"'

# If you want to write responses to separate files, pipe response of this script to
# |xargs -0 sh -c 'count=0; for fl in "$@"; do echo "$fl" > "fl$(printf "%03d" "$count")"; (( count++ )); done'

## jhome_mac.sh
# add to your ~/.bashrc either direct content of this file or the following line:
# . /path/to/this/file.sh

jhome() {
  java_home="$(/usr/libexec/java_home -f -v "$@")"

  local err_handler='{ printf "%s\n" "ERROR!!!"; ls -ld "${java_home}"{,/bin,/bin/java}; /usr/libexec/java_home -V; return 1; }'

  { [ -n "${java_home}" ] && [ -d "${java_home}" ] && [ -d "${java_home}/bin" ] && [ -f "${java_home}/bin/java" ] && [ -x "${java_home}/bin/java" ]; } || eval "${err_handler}"


## keybase.md

      
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                loplex
                / keybase.md
            
            
              Created
              October 20, 2021 08:04
            
          
    Keybase proof

I hereby claim:

I am loplex on github.
I am loplex (https://keybase.io/loplex) on keybase.
I have a public key ASCr9HiXXruZUN56Tq0Y2RfjyTQcmt4OGRWp0p9KuJcTKwo

To claim this, I am signing this object:

  
## fix-etc-resolv.conf-wsl.sh
#!/bin/bash -e
###
### * Save this script and make it executable:
###   1. Put the script to your filesystem into this filepath:
###      - /usr/local/bin/fix-etc-resolv.conf-wsl.sh
###   2. Make it excecutable using:
###      - sudo chmod a+x /usr/local/bin/fix-etc-resolv.conf-wsl.sh
###
### * Allow the script to be run as root without providing a password using:
###   1. Run:

## remap_caps_lock_key_to_left_shift_key.sh
#!/bin/sh

### inspiration taken from: https://askubuntu.com/questions/371394/how-to-remap-caps-lock-key-to-shift-left-key

set -x
# this will make Caps Lock to act as Shift_L
xmodmap -e "keycode 66 = Shift_L NoSymbol Shift_L"
echo "xmodmap exit code: $?"
set +x

## dlocate.sh
#!/bin/sh
for directory in `locate $@`; do
    if [ -d "$directory" ]; then echo $directory; fi;
done

## get_tds_cert.py
#!/usr/bin/python3

import sys
import pprint
import struct
import socket
import ssl
from time import sleep

# Standard "HELLO" message for TDS
	#!/bin/bash


	function sampleImput() {
	printf "%s\0" 'a b' 'c d'
	}


	# using read:
	#!/bin/bash

	# Computes the CRC16 - XMODEM (also known as ZMODEM or CRC-16/ACORN)
	# rewritten to bash from C code found at: https://beebwiki.mdfs.net/CRC-16

	declare -i poly=0x1021
	declare -i init=0x0000

	function crc16() {
	local input="$1"
	#!/bin/sh
	set -xe

	endpoint="$1"

	# append specification to use port 443 if no port is provided
	[[ ! "$endpoint" =~ ^.*:[0-9]+$ ]] && endpoint="${endpoint}:443"

	# remove leading protocol if it is provided (e.g. https://)
	endpoint="$(echo "$endpoint" \| sed -e 's/^[^\:]\:\/\///')"
	#!/bin/sh

	# pipe "file.har" to this script

	jp "log.entries[*].response.content.text" \| jq -c '.[]' \| tr '\n' '\0' \| xargs -0 -I '{}' sh -c 'echo -e {} $"\0"'

	# If you want to write responses to separate files, pipe response of this script to
	# \|xargs -0 sh -c 'count=0; for fl in "$@"; do echo "$fl" > "fl$(printf "%03d" "$count")"; (( count++ )); done'
	# add to your ~/.bashrc either direct content of this file or the following line:
	# . /path/to/this/file.sh

	jhome() {
	java_home="$(/usr/libexec/java_home -f -v "$@")"

	local err_handler='{ printf "%s\n" "ERROR!!!"; ls -ld "${java_home}"{,/bin,/bin/java}; /usr/libexec/java_home -V; return 1; }'

	{ [ -n "${java_home}" ] && [ -d "${java_home}" ] && [ -d "${java_home}/bin" ] && [ -f "${java_home}/bin/java" ] && [ -x "${java_home}/bin/java" ]; } \|\| eval "${err_handler}"
	#!/bin/bash -e
	###
	### * Save this script and make it executable:
	### 1. Put the script to your filesystem into this filepath:
	### - /usr/local/bin/fix-etc-resolv.conf-wsl.sh
	### 2. Make it excecutable using:
	### - sudo chmod a+x /usr/local/bin/fix-etc-resolv.conf-wsl.sh
	###
	### * Allow the script to be run as root without providing a password using:
	### 1. Run:
	#!/bin/sh

	### inspiration taken from: https://askubuntu.com/questions/371394/how-to-remap-caps-lock-key-to-shift-left-key

	set -x
	# this will make Caps Lock to act as Shift_L
	xmodmap -e "keycode 66 = Shift_L NoSymbol Shift_L"
	echo "xmodmap exit code: $?"
	set +x
	#!/bin/sh
	for directory in `locate $@`; do
	if [ -d "$directory" ]; then echo $directory; fi;
	done
	#!/usr/bin/python3

	import sys
	import pprint
	import struct
	import socket
	import ssl
	from time import sleep

	# Standard "HELLO" message for TDS