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crazygit / photo.py

Created September 1, 2025 01:28

2 寸照片排版(4R 照相纸)

	# uv add pillow
	from PIL import Image, ImageOps

	# 打开原图
	input_path = "/path/to/input/image.jpg"
	img = Image.open(input_path)

	# 2寸照片尺寸：3.5cm x 5.3cm -> 换算像素 (300 dpi = 118.11 px/cm)
	cm_to_px = lambda cm: int(cm * 118.11)
	target_size = (cm_to_px(3.5), cm_to_px(5.3)) # 约 413 x 626 px

crazygit / aws-go-s3-download-upload-at-once.go

Created September 2, 2024 02:09

Implementing S3 File Transfer with Go: Download and Upload at Once

	package main

	import (
	"context"
	"fmt"
	"github.com/aws/aws-sdk-go-v2/aws"
	"github.com/aws/aws-sdk-go-v2/config"
	"github.com/aws/aws-sdk-go-v2/feature/s3/manager"
	"github.com/aws/aws-sdk-go-v2/service/s3"
	"github.com/dustin/go-humanize"

crazygit / Vagrantfile

Created November 27, 2023 04:44

Setup K8S Cluster with Vagrant and Kubeadm

	# -- mode: ruby --
	# vi: set ft=ruby :

	Vagrant.configure("2") do \|config\|

	# common config for master and node
	config.vm.provision "shell", path: "init.sh"
	config.vm.box = "gyptazy/ubuntu22.04-arm64"
	config.vm.box_check_update = false

crazygit / kubectl_config.md

Last active April 21, 2023 12:02

kubectl多配置文件管理

多集群的配置文件管理，可以在~/.kube/目录中，放置多个集群的配置文件，如

~/.kube/cluster_a.yaml
~/.kube/cluster_b.yaml
~/.kube/cluster_c.yaml

然后配置环境变量

crazygit / telegram_auto_checkin.py

Last active March 19, 2024 09:35

Telegram auto checkin script

	from telethon import TelegramClient, events
	import pathlib

	# Remember to use your own values from my.telegram.org!
	api_id = 12345
	api_hash = '0123456789abcdef0123456789abcdef'

	# Replace the checkin bot and text with yourown
	checkin_at_bot_id = '@checkin_bot'
	checkin_text = '/checkin'

crazygit / parseTransaction.go

Last active April 6, 2025 08:22

Parse Ethereum Transaction, Decode input data, Decode output data

	package main

	import (
	"context"
	"encoding/hex"
	"fmt"
	"github.com/ethereum/go-ethereum/accounts/abi"
	"github.com/ethereum/go-ethereum/common"
	"github.com/ethereum/go-ethereum/core/types"
	"github.com/ethereum/go-ethereum/ethclient"

crazygit / .env.example

Last active May 8, 2022 14:38

Use traefik in docker swarm cluster, Ultimate configuration

	[email protected]
	DASHBOARD_DOMAIN=traefik.example.com
	WHOAMI_SERVICE_DOMAIN=whoami.example.com
	# echo "DASHBOARD_USER=$(htpasswd -nb your_name your_password)" >> .env
	DASHBOARD_USER=your_name:$apr1$eMFHYd7e$2rl6G/UF80alLYInwv/tz0

crazygit / traefik-bare-secure-mode.yml

Last active May 8, 2022 14:38

Expose Traefik dashboard in secure mode

	# bare secure mode: no https, no basic auth
	version: '3.8'

	services:
	reverse_proxy:
	image: traefik:v2.6
	command:
	# - "--log.level=DEBUG"
	# Enable Docker in Traefik, so that it reads labels from Docker services
	- "--providers.docker"

crazygit / go-ethereum-get-transaction.go

Created April 26, 2022 09:29

Get transaction value and data

	package main

	import (
	"context"
	"fmt"
	"github.com/ethereum/go-ethereum/common"
	"github.com/ethereum/go-ethereum/ethclient"
	"log"
	)

crazygit / go-ethereum-read-event.go

Last active April 26, 2022 08:48

read contract event with go ethereum

	package main

	import (
	"context"
	"fmt"
	"github.com/ethereum/go-ethereum"
	"github.com/ethereum/go-ethereum/accounts/abi"
	"github.com/ethereum/go-ethereum/common"
	"log"
	"math/big"