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When you perform a data migration in laravel5.5PHP Artisan MigrateFirst, the system environment:Ubutun Ubuntu 16.04.3 LTSMysql:5.6.35-logThe character encoding is used by default since Laravel 5.4 utf8mb4 , not the previous utf8 encoding. As a

ObjectiveNo more nonsense, just go straight on.1. View the table structure Basic statement describeThe DESCRIBE/DESC statement can view table field information, including: Lot Name, field data type, whether it is a primary key, whether there are

JMeter recording method is divided into three kinds, namely: using Badboy recording, jmeter with the proxy server recording and manual recording, the first two methods of recording are introduced today.Badboy RecordingBadboy is a dynamic application

Read Catalogue Get Current Month Day Ways to get a variety of dates function parameters/Functions Back to TopGet current Month daySelect MONTH (GETDATE ()) 6 Year () gets yearsDay () Get dateSelect Day

1 PrefaceThe database large concurrency operation takes into account the deadlock and lock performance issues. See online most vague (especially update lock), so here is a concise explanation, for the following description of the convenient, here

2-Basic services (SQL,RABBITMQ)##2. Basic service (MYSQLSQL,RABBITMQ) #SQL root password Dbpass=open2017# #------------------#SQL数据库Yum InstallMARIADB Mariadb-server Python2-pymysql-yCP/etc/my.cnf.d/Openstack.cnf{,.bak}Echo "#[Mysqld]bind-address =0.

Transferred from: http://blog.csdn.net/u013230444/article/details/513882111. Font Package Link: http://www.mycode.net.cn/wp-content/uploads/2015/07/YaHeiConsolas.tar.gz2.//Decompression Package TAR-ZXVF YaHeiConsolas.tar.gzCreate a custom font

File system commands-rw-r-xr--2 root root 21654 LCFile Type (10): first character if yes-: normal file (f) d: Directory file B: Block device file (block) C: Character device file (Charater) L: Symbolic Link file (symbolic link files) P: Command pipe

The first chapter turns from http://www.cnblogs.com/batteryhp/p/4654860.htmlStudy Questions1-1 (comparison of elapsed time) determines the maximum size of the problem solved within the time t.Above is the answer provided online.Note the point:1, the

packaging and publishing of Java programsHere is the main explanation of how to package the Java program into a standalone EXE package, the following method should be the best solution. The EXE package for Netduke is made using this scheme. In the

First, what is a threadMultiple lines of execution in a program are called threads. A more accurate definition is that a thread is a control sequence within a process. All processes have at least one thread. When a process executes a fork call, it

The structure directory for the entire example is as follows:1. Customizing a resource fileCom.sxd.name = Shen 9th Wood com.sxd.secret = ${random.value}com.sxd.intvalue = ${random.int}com.sxd.uuid = ${random.uuid} Com.sxd.age= ${random.int

References from https://www.renfei.org/blog/bipartite-matching.htmlTwo-part diagram: Divides all vertices of a graph G into two disjoint sets LU">  and R V ">  , so that each edge in Figure g is connected to L, R 

Original source: LuoweifuWhat is a threadWhat is a thread? What does a thread have to do with a process? This is a very abstract issue, but also a very broad topic, involving a lot of knowledge. I can't make sure that I can talk about it or make

Suppose a rotated sorted array whose starting position is unknown (e.g. 0 1 2 4 5 6 7 May become 4 56 7 0 1 2).You need to find the smallest of these elements.You can assume that there are no duplicate elements in the array.Idea: Dichotomy method1,

---restore content starts---File upload download When the project development most commonly used features, upload files when the form must be set up as follows: Set method to post and set the enctype to Multipart/data This allows

1. Three ways to create objects: 01. Animal Interface Code: Package Cn.pb.dao; /** */Publicinterface Animal {// meals String eat (); // Sleep void sleep ();}Implementation of the 02.Animal interface Class dog code:

The universal lock has been puzzling me for a long time .... The reason here, I thought Euler angular rotation is in the model coordinates (homogeneous coordinate system) for the axis of rotation. The problem is, regardless of the rotation of the

In fact, I did not detect the problem before, but one put on the test hand on the out, the reason I know where to change what things, but people do not know AH. The error is as follows:---------------------------DataGridView Default error dialog box-

A simple solution for problems related to dracut when centos7.1 is installed on a USB flash drive Today, I was free, so I took the time to recall what kind of pitfall I encountered when I installed the Nanjing specialty CENTOS7 on a USB flash drive.