Phân tích tư tưởng của nhân dân qua đoạn thơ: Những người vợ nhớ chồng… Những cuộc đời đã hóa sông núi ta trong Đất nước của Nguyễn Khoa Điềm
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4AJAX Form ValidationValidating input data is an essential requirement for quality and secure software applications. In the case of web applications, validation is an even more sensitive area, because your application is widely reachable by many users with varying skill sets and intentions. Validation is not something to play with, because invalid data has the potential to harm the applications functionality, and even corrupt the applications most sensitive area: the database. Input data validation means checking whether the data entered by the user complies with previously defined rules, which are established according to the business rules of your application. For...
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Publishing AJAX and PHP - part 13
