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What is the Facade? At present, it is a class that is used to facilitate the static method call of the original class (undefined static method).The specific implementation of Facade is as follows:First look at the core document:\thinkphp\base.php`//Register static proxy of core classFacade::bind([ facade\App::class => App::class, facade ...

The search of this module mainly uses solr search engine + Ik word segmentation package and cache redis to achieve a piece of business. 1. Excellent purchase - Highlight demand The key words entered by the user are displayed in red font in the title, which is the common highlight in search. The main idea is to add HTML bold color and other ...

subjectDescriptionConsider a n x n (1 < = n < = 100) square pasture with 1 square grid. Some of the squares that cows can't step on are marked 'x'.For example, the following figure: . . B x .. x x A .. . . x .. x . . .. . x . . Bessie found herself at point A. she wanted to add salt to the salt block at point B. Slow and clumsy animals, ...

P1607 [USACO09FEB] temple Fair Shuttle Title: it's not much for Farmer John to go to the market, exchange prizes and watch the program, but his cows are very lack of exercise - if they want to go to the market all day, they will be exhausted. So in order for the cows to have a good time in the market, John is going to let the cows walk by car. ...

First compile and install NGINX: 1. Install dependency package yum install -y gcc-c++  pcre pcre-devel  zlib zlib-devel openssl openssl-devel 2. Run configure configuration cd /usr/local/src/nginx-1.14.0 && ./configure --prefix=/usr/local/nginx 4. Compile and install make && make install 5. Start NGINX /usr/local/nginx/sbin ...

""" rename file os.rename(src,dst) os.rename('123.txt','124.txt') Delete files os.remove(path) os.remove('123.txt') Create directory os.mkdir() Create a multi-level directory os.makedirs() Delete directory os.rmdir() Delete multi level directory os.removedirs() Get current directory os.getcw ...

Local AC submits RE... Portal: QAQQAQ   Look at it by yourself   Thought: it is said that RMQ can be used for this question very quickly, but the line tree of this question is OK The line tree maintains the leftmost and rightmost years of a section, whether there is a gap and the maximum value of the section. The classification and discu ...

1. Stop mysql service first ​[root@CentOS ~]# ps -ef | grep mysql root 5365 1 0 15:47 pts/0 00:00:00 /bin/sh /usr/local/mysql/bin/mysqld_safe --datadir=/usr/local/mysql/data --pid-file=/usr/local/mysql/data/CentOS.pid mysql 5452 5365 4 15:47 pts/0 00:00:00 /usr/local/mysql/bin/mysqld --basedir=/usr/local/mysql --d ...

2 questions, 98, T-shirt in hand   Is the real name certification late, I don't know if it will affect.   Upper solution   The king's way of yard team's girlfriend   Simple simulation is enough. Pay attention to the net game. It is possible to pay attention to long long in the course of the season.   #include<bits/stdc++.h> ...

Linux-centos-7 lamp Architecture Forum page details Experiment purpose: to set up a forum web page on LAMP framework I. overview of LAMP architecture Three components are needed: Linux, Apache and mysql. Their source packages are private to me and I will send them to you. You don't need to go to the official documents again. 1. Understand th ...