Ascii Character Range

The basic constituent unit of Chinese text is Chinese characters. At present, the total number of Chinese characters has more than 60,000 words. The characteristics of large number of Chinese characters, complicated shape, variant and many other characters give a series of problems to the representation, processing, transmission, exchange, input and output of Chinese characters in the computer, and also bring a lot of difficulty to character work. There are several coding schemes for Chinese character coding: 1. Gb2312-80 Code &http://www.aliyun.com/zixun/aggregation ...

1. Boxing, unpacking or aliases many of the introduction of C #. NET learning experience books on the introduction of the int-> Int32 is a boxing process, the reverse is the process of unpacking. This is true of many other variable types, such as short <-> int16,long <->int64. For the average programmer, it is not necessary to understand this process, because these boxes and unboxing actions can be automatically completed, do not need to write code to intervene. But we need to remember that ...

Use PHP to develop applications, especially web applications, often need to generate a random password, such as user registration to generate a random password, the user also need to reset the password to generate a random password. Random password is a string of fixed-length string, where I collected several ways to generate a random string for your reference. Method 1: 1, in 33 - 126 to generate a random integer, such as 35, 2, 35 will be converted to the corresponding ASCII characters, such as 35 corresponding to # 3, repeat the above 1, 2 steps n times, connected ...

Base64 is one of the most commonly used encodings, such as the development of passing parameters, the <img/> tags in modern browsers to render pictures directly through Base64 strings, and for messages and so on.　　The BASE64 encoding is defined in RFC2045, which is defined as: Base64 content transfer encoding is designed to describe the 8-bit byte of any sequence as a form that is not easily recognized directly by the person. We know that any data is stored in binary form on the computer. One byte is 8 bits, one character is stored in the computer ...

Hadoop serialization and Writable Interface (i) introduced the Hadoop serialization, the Hadoop writable interface and how to customize your own writable class, and in this article we continue to introduce the Hadoop writable class, 　　This time we are concerned about the length of bytes occupied after the writable instance was serialized, and the composition of the sequence of bytes after the writable instance was serialized. Why to consider the byte length of the writable class large data program ...

Addcslashes (PHP4 >= 4.0b4) addcslashes---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Precede the specified character with the backslash syntax: string addcslashes (String str, string charlist) Description: The parameter cha ...

Too many games have been abandoned by the authors when they have not yet been developed. Independent Game "Angela's song" author Derek Yu, this article lists 15 tips on how to successfully complete a game. 　　These tips can help a wide range of game developers to identify the problems they face during the development process and discuss how to solve them. Finish a game I've been thinking about how to do the project in general when I'm trying to finish my game. I've noticed that there are a lot of good developers who are going to do the game ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest Cloud host technology Hall website promotion, do their own email mass gadget before writing a collection of regional effective email Article, today to talk about how to play well these collected back email resources. But you must remember, our group is only for effective target users, do not heavenly, everywhere hair, such as ...

Intermediary transaction http://www.aliyun.com/zixun/aggregation/6858.html ">seo diagnose Taobao guest cloud host technology Hall as a webmaster, especially the new station webmaster, sometimes in order to modify the function of the site, add the characteristics of the site , you have to write some code yourself. In the process, if there is a mistake, it may bring a catastrophic security crisis to the website. Even if the site was originally developed by professional development team online, there is better security ...