Yii2-verification rules, rules, judgment conditions, yii2-rules
I will not elaborate on the validation rules of the yii2 model for simple use. You can see what you want to see.Official website tutorialHttp://www.yiichina.com/doc/guide/2.0/structure-models#validation-rulesCommunity netizen tutorialHttp://www.yiichina.co
I. Class naming rules1. entity layer:Inheritance relationship: All classes are inherited from basicentity. Among them, basicentity implements the java. Io. serializable interface;Naming rules: class name = Object + class suffix, where class suffix is Bean, for example, salesorderbean2. form layer:Inheritance relationship: All classes are inherited from basicform. Because this project is based on the struts structure, baseform inherits from validatorfo
large number of device files.
Custom naming rules: In the default Linux rule file, udev defines the kernel device name for all devices in/dev/, such/dev/sda、/dev/hda、/dev/fdAnd so on. Because udev runs in user space, Linux users can flexibly generate device file names with strong identifiers through custom rule files, such/dev/boot_disk、/dev/root_disk、/dev/color_printerAnd so on.
Set Device Permissions and owner/group: udev can set the permission a
The iptables firewall can be used to create filters and NAT rules. All Linux distributions can use iptables. Therefore, understanding how to configure iptables will help you manage Linux firewalls more effectively. If you contact iptables for the first time, you will think it is very complicated, but once you understand how iptables works, you will find it very simple.First, we will introduce the structure of iptables: iptables-> Tables-> Chains->
Reprint: http://www.open-open.com/lib/view/open1417528754230.htmlIn real life, rules are everywhere. Laws, regulations and systems are all; for enterprise applications, rules are applied in many areas of it technology, such as routing tables, firewall policies, and even role permission control (RBAC), or URL matching in a web framework. Regardless of the rules, a
Examples of common rules for YII rules, yiirules example
This paper describes the rules commonly used in Yii rule. Share to everyone for your reference, as follows:
Public Function rules () {return array (//must be filled in with array (' email, username, Password,agree,verifypassword,verifycode ', ' r Equired '),//Ch
In models of yii, the rules section contains some form verification rules. it is helpful for form verification and adds a form in the corresponding views, before a form is submitted, the program will automatically come to the above rules for verification. The rules section in models of YII can be mentioned only after t
How can multiple css rules in a tag be displayed on the page ?, Css rules
The impact of inline, external, and embedded on the pages involved in css learning over the past two days:1. inline style ----- write the css Code directly in html. Use the Inline CSS can effectively reduce HTTP requests, improve page performance, and relieve server pressure. The page can be rendered only after the CSS file is loaded
Arris-22 marketing rules (22 Business Rules) 22 marketing rules (22 Business Rules)
1. Market Leading Regulations
"First" is better than "best"
Many people think that the basic task of marketing is to make potential users believe that you can provide better services.
.
This is not the case. If you only have a small mar
Modify SQL database sorting rules Modify Table column sorting rules modify SQL database sorting rules: 1. change to single-user mode 2. close all query windows and modify the Collocation attribute of Options, for example, Chinese_PRC_90_CI_AS3. modify the table column sorting rule in the multi-user mode: You can specify the corresponding
Modify SQL database sort
SQL SERVER sorting rules are usually not used many times, and many beginners may be unfamiliar, but some
A common error occurs when you query a database that is connected to multiple tables in different databases.
If the default Character Set of the library is different, the system will return the following error:
"The sorting rule conflict for equal to operations cannot be resolved ."
I. Error Analysis:This error is caused by inconsistent sorting
Variable naming rules ------ Hungarian naming rules!
A few years ago, Charles Simonyi (who later became a well-known programmer at Microsoft) designed a post-fix-based naming method known as "Hungary notation" to remember him. his idea is to give each identifier a prefix based on its meaning. microsoft later adopted this idea to give each identifier a prefix to describe its data type. therefore, the prefix
The following may be the form data to be submitted {code ...} I intend to write an OrderFormmodel to verify the data. products corresponds to a model, and there is also a model for Form Verification marketing, there is also a Form Verification OrderForm rules should... the following may be the form data to be submitted:
phpArray( [products] => Array ( [0] => Array ( [product_id] => 12
Front-end CSS naming rules and CSS naming rules
This article summarizes various CSS specifications in Web Front-end development, including file specifications, annotation specifications, naming rules, writing specifications, and test specifications.1. File specifications 1. All files are archived to the specified directory. The specific requirements are explained
Background:Recently in learning C++stl, out of chance, in the c++reference saw the vector under the Emplace_back function, do not want to cause a series of "exploration", so there is now this blog post.Objective:The Rvalue reference is undoubtedly a dazzling pearl in the new c++11 feature, based on which the mobile semantics and the perfect forwarding are realized, and the three are the "iron triangles" that make many C + + developers simply astounding (not all C + + developers, of course). In t
One of the strengths of yii2 is its Form component, which is convenient and secure. This article introduces the rules custom verification rules in yii2. For more information, see its Form component. Some friends feel that they have been using yii for a while. well, it seems nothing except tp.
The leader arranged for a registration function. this guy is refreshing Baidu, what a good form style, and Baid
CSS naming rules and css naming rules
Reprinted statement:Original: BingoLink: http://blog.bingo929.com/css-coding-semantic-naming.html
I would like to thank the author for sharing this article. This article is completely reproduced from the above link, which is used as a backup for ease of use.
CSS naming rules are standardized. When you write css, you often enc
Recently, I am confused about csdn's blog point calculation rules. I have seen a csdn blog titled how to calculate csdn's blog points: "ranking score of the blog ranking = sum of all essays on the personal blog and the number of readings on the article + sum of all comments on the personal blog * 10+ Total number of comments of an individual * 50 ".
The credit calculation rules of csdn and blog are differe
Tags: tween type database SQL not CTE definition Data blog char betweenCreating a rule with the CREATE RULE statement Create a hire date rule hire_date_rule CREATE RULE as @hire_date >= ' 1980-01-01 ' and@hire_date getdate () Create a gender rule sex_rule CREATE RULE as @sex inch (' male ',' female ') Create scoring rules Grade_rule CREATE RULE Grade_rule
as @value between 1 and - Create a character rule my_character_rule Create Rule My_charact
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