naming rule

The operating system has certain restrictions on MySQL table naming. Let's take a look at the operating system's restrictions on MySQL database and MySQL table naming, I hope this will help you learn about MySQL table naming. MySQL has a naming rule

From CentOSRHEL7, the foreseeable naming rules have changed to default. In this rule, the interface name is automatically determined based on the firmware, topology, and location information. Now, even if you add or remove a network device, the

This article mainly introduces the data paging implementation process of the ThinkPHP quick start instance tutorial. if you need it, you can refer to the data paging function, which may be one of the most commonly used functions in web programming.

Linux. o ,. so ,. a ,. the file type in Linux does not depend on its suffix, but generally speaking :. o is the target file, which is equivalent. obj file. so is a shared library, which is called mongodobject and used for dynamic connection. it is

ThinkPHP framework bootstrap analysis. This type of file is in: ThinkPHPLibraryThinkThink. class. the php class can be said to be the core class Library of the ThinkPHP framework. it is responsible for loading many configurations and registering the

Daject. Daject introduction Daject uses github address: github. comkasonyangDaject how Daject assumes that there is a table named user in the database, the field is id, name, age, and the primary key is id. First, we will introduce Daject. Daject is

Previously, we created the first ThinkPHP project. next we will create the first module application and find the Lib/Action directory under the project folder. Below is a created example IndexAction. class. php, join the admin project we created, so.

When you use php to upload files or perform operations on files such as moving files, the file naming problem is generally handled. if you use the original file name, you may encounter a situation where the file name already exists, some methods are

This article mainly introduces the python-based simple crawling function. interested friends can refer to some nice pictures that we often see when browsing the web pages on the Internet, we want to save and download these images, or use them as

When we browse web pages on the Internet, we often see some nice pictures. we want to save and download these pictures, or use them as desktop wallpapers or design materials. The most common practice is to right-click and choose Save. However, when

This article mainly introduces the details of Laravel framework form verification. This article provides basic Laravel Form Verification examples, advanced usage methods, and verification methods. For more information, see Basic verification example

Let's talk about the reason for writing this help class. Previously, when writing project code, we found that a lot of code is required to read database data to the List set or to add or update parameterized SQL statements, especially when there are

How to obtain OracleDBID? Because DBID has records in both the control file and data file, you can query the v $ database view if you can mount the database. How to obtain the Oracle DBID? Because DBID has records in the control file and data file,

C # code writing rules:1. use the interface as much as possible, and then use the class to implement the interface to improve program flexibility. 2. Do not exceed 80 characters in one line3. Try not to manually change the computer-generated code4.

Initial knowledge of C # program StructureFirst, write a C # program, comments:1. Writing ProceduresStatic void Main (string[] args)// write code output data { Console.WriteLine (") under the Mian method Hello world! "); //

C # code writing rules:1. use the interface as much as possible, and then use the class to implement the interface to improve program flexibility. 2. Do not exceed 80 characters in one line3. Try not to manually change the computer-generated code4.

Windows short filenames causes Discuz database backup file leakage.Only applicable to DZ running under apache in windows!Not only does DZ have this problem. Before reading the details, please go to learn more about the Windows short filenames

We describe how to export LOB data using the DB2 table operation technique in the hypothetical way. Suppose there is a table of employee information (USER_INFO. The table contains three fields: employee ID, employee name, and employee ID card copy.

Exploitation of NTFS data streams under WIN in webshell hidingThis exploitation method. As early as a few years ago, it was nothing new.I have never paid special attention to it before. I made a mistake today, so I recorded it.First, write the

OverviewWhen developing the framework, it is sometimes necessary to develop the JNI yourself so that Java can invoke its own underlying development library. The article on the Internet generally introduces how to make the JNI layer function and Java