wcag 2 1 compliance

Example 1, 2, 3 and bcnf paradigm Author: That cloud Source: blog Park Release Date:Reading: 317 Original article links [ Database DesignIs the specification that needs to be met by the database design. databases that meet these specifications are concise and clear in structure. At the same time, insert, delete, and update will not occur) operation exception. On the contrary, it is a mess, which not only

This article Article Let's talk about spring development. The example is very simple, that is, to output a statement. I will not talk about the configuration of various software here. If you do not understand it, refer to my previous articles. Before reading this article, you 'd better understand IOC, Di, and other concepts and refer to Quick Start with spring-1. Some collected documents. 1. Download and

Php 1. How to determine if the time format is correct: Such as: I need 20110603 such format, this format is the user to fill in, how to determine whether users fill in compliance with this specification,Need code for reference 2. How to determine user logon permissions: such as: After the user logs in, copy an address path to link, set to user cannot access this

Above office365, we offer 2 independent plans for Exchange online, and companies can choose to buy them separately if they do not need to use other workload.Website address: Https://products.office.com/zh-cn/exchange/compare-microsoft-exchange-online-plansThese two plans have several things in common: Unlimited number of users, that is, the number of customers can purchase 1-unlimit; Both suppo

multiple img labels and defining float: left. I hope these images can be connected. However, the results are normal in firefox, and each img displayed in IE is 3 px apart. Deleting spaces between tags does not work. Later, the solution was to set li outside img and define margin: 0 for li, which solved the display deviation between IE and firefox. The explanation of some models by IE may cause many errors. You can only find the cause if you try more. 2