0xfffd

/**   * Determine if it is a Chinese character   *    * @param str   * @return   */  public Static Boolean ISGBK (String str) {   char[] chars = Str.tochararray ();   boolean ISGBK = false;   for (int i = 0; i    byte[] bytes = ("" + chars[i]

This is a creation in Article, where the information may have evolved or changed. All of the following views are personal humble opinion, with different suggestions or additions to the Welcome emialaboutmeOriginal article Address Questions about the

Linux Operations phase Fifth (ix)ISCSI&CLVM&GFS2GFS2(Global filesystem, Version2, the CFS cluster file system, using HA 's information layer, to each node Inform yourself of the lock you hold)CLVM(cluster Logical Volume management, cluster logical

With regard to the symbols in the computer, the representation of unsigned values and the operations between them are basic knowledge, but the work for so many years also dare not say fully understand thoroughly.These days in the knowledge point has

Js|servlet| Code | Chinese Character | problem. The origin of the problem Each country (or region) prescribes a set of character encodings for computer information interchange, such as extended ASCII in the United States, Chinese gb2312-80, JIS of

I. single answer1. In 80x86, the decimal number-3 is expressed as a 16-bit binary number? Q: 0xfffd. The data is represented by a complement code in the computer. The positive complement code is its original code, which remains unchanged. The

BackgroundThe node. JS community recently burst into a hole at the American Independence Day weekend spreehttps://medium.com/@iojs/important-security-upgrades-for-node-js-and-io-js-8ac14ece5852First, give a piece of code that will trigger the

BackgroundThe node. JS community recently burst into a hole at the American Independence Day weekend spreehttps://medium.com/@iojs/important-security-upgrades-for-node-js-and-io-js-8ac14ece5852First, give a piece of code that will trigger the

1.CheckStyle is a project under SourceForge that provides a tool to help Java developers comply with certain coding specifications.Checkstyle provides most of the functionality that is checked for code specificationsMain contents of Checkstyle test·

Example 1: It is known that a computer machine word length 16 bits, try to indicate the following C statement execution results.int i=40000;printf ("%d", I);Analysis: First we review the data types in C + +: Data type Symbols