Configuration https://unix.stackexchange.com/questions/220657
stty -F /dev/ttyUSB0 115200 raw -echo -echoe -echok -echoctl -echokeOn a terminal
cat -v < /dev/ttyUSB0
Sarun Rattanasiri midnight-wonderer
midnight-wonderer
/ uart-loopback.md
Last active
August 20, 2021 07:42
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| # for applications | |
| for bcdir in $(find $HOME/.local/applications -mindepth 2 -maxdepth 2 -type d -name bash-completion.d -print) ; do | |
| for bcfile in $(find "$bcdir" -mindepth 1 -maxdepth 1 -type f -print) ; do | |
| . $bcfile | |
| done | |
| done |
midnight-wonderer
/ firebase_auth.rb
Last active
May 1, 2020 07:56
— forked from serradura/firebase_admin.rb
FirebaseAuth::Auth.verify_id_token | Ruby solution for https://firebase.google.com/docs/auth/admin/verify-id-tokens
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| # Usage: | |
| # ======== | |
| # FirebaseAuth::Auth.verify_id_token(your_id_token) | |
| # | |
| # The method call follows the same API of the Node.js, JAVA and Python SDKs. | |
| # See https://firebase.google.com/docs/auth/admin/verify-id-tokens#verify_id_tokens_using_the_firebase_admin_sdk | |
| # Dependencies: | |
| # --------------- | |
| # gem 'activesupport' |
midnight-wonderer
/ Rinkeby Faucet
Last active
August 29, 2017 17:40
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| 0x6D1AA09da52F0DbA45d4eA3Ab5AD96b1C40577C9 |
midnight-wonderer
/ note-detect-a-link-local-address.md
Created
May 19, 2018 04:00
Detect a link-local address
arp-scan --localnet
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| SHELL=/usr/bin/env bash | |
| SDCC=sdcc | |
| SDCCLIB=sdcclib | |
| SRCDIR=./src | |
| BINDIR=./bin | |
| INCLUDES=\ | |
| ./vendor/stm8s/inc\ | |
| ./vendor/button_debounce/inc | |
| CFLAGS=--std-c11 --nolospre $(addprefix -I,$(INCLUDES)) | |
| LDFLAGS=--out-fmt-ihx |
midnight-wonderer
/ nat-instance.Makefile
Last active
August 24, 2019 11:35
Creating Linux NAT router
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| SHELL:=/usr/bin/env bash | |
| DEFAULT_INTERFACE=$(shell /sbin/route | grep default | grep -Eo "[a-z0-9]+$$") | |
| VPC_CIDR=10.0.0.0/16 | |
| forward-traffic: | |
| /sbin/iptables -t nat -A POSTROUTING -o $(DEFAULT_INTERFACE) -s $(VPC_CIDR) -j MASQUERADE |
midnight-wonderer
/ shadowsocks.Makefile
Last active
August 24, 2019 15:06
Make script for simple Shadowsocks deployments
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| SHELL:=/usr/bin/env bash | |
| SOURCE_DIR=$(strip $(shell dirname $(realpath $(lastword $(MAKEFILE_LIST))))) | |
| PSK=$(shell cat $(SOURCE_DIR)/psk | xargs) | |
| SHADOWSOCKS_VERSION=v0.0.11 | |
| shadowsocks-download: | |
| URL="https://github.com/shadowsocks/go-shadowsocks2/releases/download/$(SHADOWSOCKS_VERSION)/shadowsocks2-linux.gz" && \ | |
| ((curl -s -L $$URL | gunzip -q) > $(SOURCE_DIR)/shadowsocks2) && \ | |
| chmod +x $(SOURCE_DIR)/shadowsocks2 |
- Firmware in place
- udev rules
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| # Cmnd alias specification | |
| Cmnd_Alias FIREWALL = /usr/sbin/ufw | |
| # User privilege specification | |
| username ALL=NOPASSWD: FIREWALL |
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