Byte Hexadecimal

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 ...

DOS is a type of operating system on a personal computer. From 1981 until the 1995 of 15 years, DOS in the IBM PC compatible Machine Market occupies a pivotal position. Also, if you have a partial dos based http://www.aliyun.com/zixun/aggregation/11208.html ">microsoft Windows version, such as Windows 95, 98 and me are counted in, then its business life can be at least ...

The second section of the reverse tracking technology 1, ANTI-DEBUG1. Meltice subtype Type: Detect SoftICE, TRW2000 platform: windows9x, Windows NT principle: Attempt to get Createfilea driver "_lopen" with SoftICE () or \\.\sice () function (windows9x version), "\\.\siwdebug", "\\.\ntice& ..."

str = People's Republic of China 123456789abcdefg; Echo preg_match ("/ ^ [u4e00-u9fa5_a-zA-Z0-9] {3,15}", strName); Run this code above to see what tips? Warning: preg_match (): Compilation failed: PCRE does not support L, l, ...

Blockchain is a new technology that is gradually emerging with the increasing popularity of digital cryptocurrencies such as Bitcoin.

(1) interface and active state &http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; in the above display, the content indicates that the hardware interface is active, The software process that handles the line protocol believes that the secondary interface is available. If the router operator dismantles This hardware interface, the first field displays the information is administratively down. If the router receives more than 5,000 errors during the active interval, ...

Bin2Hex (PHP3 >=3.0.9, PHP4) bin2hex---&http://www.aliyun.com/zixun/aggregation/37954.html ">nbsp; Convert binary data to hexadecimal representation syntax: string Bin2Hex (String str) Description: Returns the ASCII string containing the 16-digit representation of STR, the conversion is ...