docker搭建elasticsearch下载镜像# 下载镜像
docker pull delron/elasticsearch-ik:2.4.6-1.0
加载配置文件配置的目录: /root/elastic_config/config
elasticsearch.yml
network.host 需要更新为 本机IP
# ======================== Elasticsearch Configuration =========================
#
# NOTE: Elasticsearch comes with reasonable def...
总忘记,记录下吧
on_delete 的六种操作 1. models.CASCADE: 将定义有外键的模型对象同时删除 ，django模板的默认操作
2. model.PROTECT: 阻止上面的删除操作，但是弹出ProtectedError异常
3. models.SET_NULL: 将外键字段设为null，只有当字段设置了null=True时，方可使用该值
4. models.SET_DEFAULT: 将外键字段设为默认值，只有当字段设置了default参数时，方可使用
5. models.DO_N...
0x01 linux配置#Linux下运行celery的命令是这个
celery -A djangoProject1 worker --loglevel=INFO
celery -A celery_tasks.main worker -l info
0x02 windows上的配置celery -A djangoProject1 worker --concurrency=4 --loglevel=INFO -P threads
celery -A celery_tasks.main worker --concurrency=4 --loglevel=INFO -P threads
...
pycypto windows10 安装报错pip install pycrypto
pip install pycryptodome
pycryptodome 替代
django2.2 的兼容问题
表结构
商品表店铺表收藏关系表人员表
人收藏商品,人收藏店铺, 收藏的关系保存在 收藏关系表中
models.pyfrom django.contrib.contenttypes.fields import GenericForeignKey, GenericRelation
from django.contrib.contenttypes.models import ContentType
from django.db import models
# Create your models here.
from accounts.models import Stude...
base_jinja2.py#coding:utf-8
from jinja2 import Environment # jinja2的虚拟环境
from django.contrib.staticfiles.storage import staticfiles_storage # django的一些依赖
from django.urls import reverse # urls需要和jinja进行一些配置
def environment(**options):
env = Environment(**options) # 把一些配置文件添加进去
...
win配置打开Postgresql配置文件，如：C:\Program Files\PostgreSQL\14\data\postgresql.conf
log_directory = 'log'
log_filename = 'postgresql-%Y-%m-%d_%H%M%S.log' # log file name pattern,
log_statement = 'all # 关键点
处理win10 乱码打开配置文件 ~datapostgresql.conf
修改 lc_messages = 'C'
修改日志格式log_filename = 'postgresql-%Y-...
安装 swaggerpip install drf_yasg
setting.py 添加 swaggerINSTALLED_APPS = [
....
'drf_yasg',
]
总路由配置 url.py# 配置 swagger
from drf_yasg.views import get_schema_view
from drf_yasg import openapi
from rest_framework import permissions
schema_view = get_schema_view(
openapi.Info(
...
一般的安装步骤1 安装依赖库pip3 install django-debug-toolbar
2 settings.py中 将 debug_toolbar 添加到 INSTALL_APPS 中INSTALLED_APPS = [
'django.contrib.staticfiles',
…
'debug_toolbar',# 注册debug_toolbar，放在django.contrib.staticfiles后面
]
3 settings.py中 在中间件中加入DebugToolbarMiddlewareMIDDLEWARE = [
# ...
'...
1 安装依赖包pip install coreapi
2 seting.py的文件配置REST_FRAMEWORK = {
'DEFAULT_SCHEMA_CLASS': 'rest_framework.schemas.AutoSchema',
}
3 url的配置from django.conf.urls import url
from rest_framework.documentation import include_docs_urls
url(r'^docs/', include_docs_urls(title='接口文档')),
4 访问http://127.0.0....
setting添加配置
AUTHENTICATION_BACKENDS = (
'users.views.CustomBackend',
# 'django.contrib.auth.backends.ModelBackend',
)
users.views.CustomBackendfrom django.contrib.auth import get_user_model
from django.contrib.auth.backends import ModelBackend, BaseBackend
from django.db.models import...
报错的测试$data = rtrim("揭西县","县");
print($data);
返回结果异常
处理汉字编码的问题$tmp = mb_substr("揭西县",0,-1*mb_strlen("县"));
print($tmp);
总结
线上的一个报错，汉字编码的问题，记录下吧，遇到汉字记得使用 mb_func类的函数
配置文件
# sql日志记录
LOGGING = {
'version': 1,
'disable_existing_loggers': False,
'formatters': {
'verbose': {
'format': '%(levelname)s %(asctime)s %(module)s %(process)d %(thread)d %(message)s'
},
'simple': {
'format': '%(levelname)s...
redis_db
连接数据库
import redis
try:
pool = redis.ConnectionPool(
host="localhost", port=6379, password="123456", db=0, max_connections=200
)
except Exception as e:
print(e)
thread
多线程操作
from concurrent.futures import ThreadPoolExecutor
from redis_db import pool
impo...
<?php
// phpinfo();
class Week
{
function get_week_all($year)
{
$whole_week = $this->get_big_week($year);//获取最大周数
$str = '';
for ($i = 1; $i <= $whole_week; $i++) {
$str .= $i . ',';
}
$str_arr = explode(',', rtrim($...