###改进算法,选择合适的数据结构
-
使用dict的查找要比list快很多
-
当要求list的交集时,转化成set来计算比较快。set的常见操作:
union: set(list1) | set(list2)
intersection: set(list1) & set(list2)
difference: set(list1) - set(list2)
###改进算法,选择合适的数据结构
使用dict的查找要比list快很多
当要求list的交集时,转化成set来计算比较快。set的常见操作:
union: set(list1) | set(list2)
intersection: set(list1) & set(list2)
difference: set(list1) - set(list2)
Gentoo 的 Minimal Install CD 每周都会自动构建一个版本,服务器一般使用最新的 x86_64 版本。 国内的镜像下载地址是:
"UserData": { | |
"Fn::Base64": { "Fn::Join":["", [ | |
"#!/bin/bash -ex\n", | |
"apt-get update\n", | |
"apt-get -y install python-setuptools\n", | |
"mkdir aws-cfn-bootstrap-latest\n", | |
"curl https://s3.amazonaws.com/cloudformation-examples/aws-cfn-bootstrap-latest.tar.gz | tar xz -C aws-cfn-bootstrap-latest --strip-components 1\n", | |
"easy_install aws-cfn-bootstrap-latest\n", | |
"/usr/local/bin/cfn-init --stack ", { "Ref":"AWS::StackName" }, " --resource WebServer", " --region ", { "Ref": "AWS::Region" }, "\n", | |
"\n", |
import requests | |
from db import db | |
""" | |
The Douban Group API which not display on http://developers.douban.com/wiki/?title=api_v2 | |
Base url: https://api.douban.com/v2 | |
Group info: /group/:id |
2023.8.28 | |
据多名网友回复,此方法已失效。 | |
最新解决办法请参考此贴:[v2ex: 请问 github 的两步验证(two-factor authentication)大家是怎么做的?](https://www.v2ex.com/t/967533) | |
https://www.v2ex.com/t/967533 | |
--- |
Result: 1 | |
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TemplateId: "BADGE_BATTLE_ATTACK_WON" | |
Badge { | |
BadgeType: BADGE_BATTLE_ATTACK_WON | |
BadgeRanks: 4 | |
Targets: "\nd\350\007" | |
} | |
} | |
Items { |