这是 Real Player ActiveX Control Library (Version 1.0) 的所有函数与方法,有兴趣可以研究一下。
function GetSource: WideString;
procedure SetSource(const lpszNewValue: WideString);
function GetConsole: WideString;
procedure SetConsole(const lpszNewValue: WideString);
function GetControls: WideString;
procedure SetControls(const lpszNewValue: WideString);
function GetNoLabels: WordBool;
procedure SetNoLabels(bNewValue: WordBool);
function GetAutoStart: WordBool;
procedure SetAutoStart(bNewValue: WordBool);
function GetAutoGotoURL: WordBool;
procedure SetAutoGotoURL(bNewValue: WordBool);
function GetVolume: Smallint;
procedure SetVolume(nVol: Smallint);
function GetMute: WordBool;
procedure SetMute(bMute: WordBool);
function GetLoop: WordBool;
procedure SetLoop(bVal: WordBool);
function GetImageStatus: WordBool;
procedure SetImageStatus(bEnable: WordBool);
function GetPacketsTotal: Integer;
function GetPacketsReceived: Integer;
function GetPacketsOutOfOrder: Integer;
function GetPacketsMissing: Integer;
function GetPacketsEarly: Integer;
function GetPacketsLate: Integer;
function GetBandwidthAverage: Integer;
function GetBandwidthCurrent: Integer;
procedure DoPlayPause;
procedure DoStop;
procedure DoNextItem;
procedure DoPrevItem;
function CanPlayPause: WordBool;
function CanStop: WordBool;
function HasNextItem: WordBool;
function HasPrevItem: WordBool;
function HasNextEntry: WordBool;
function HasPrevEntry: WordBool;
procedure DoNextEntry;
procedure DoPrevEntry;
procedure AboutBox;
procedure EditPreferences;
procedure HideShowStatistics;
function IsStatisticsVisible: WordBool;
procedure DoGotoURL(const url: WideString; const target: WideString);
procedure DoPlay;
procedure DoPause;
function GetPosition: Integer;
function GetPlayState: Integer;
function GetLength: Integer;
function GetTitle: WideString;
function GetAuthor: WideString;
function GetCopyright: WideString;
function GetClipWidth: Integer;
function GetClipHeight: Integer;
function CanPlay: WordBool;
function CanPause: WordBool;
procedure SetPosition(lPosition: Integer);
function GetNumLoop: Integer;
procedure SetNumLoop(lVal: Integer);
function GetCenter: WordBool;
procedure SetCenter(bVal: WordBool);
function GetNoLogo: WordBool;
procedure SetNoLogo(bVal: WordBool);
function GetMaintainAspect: WordBool;
procedure SetMaintainAspect(bVal: WordBool);
function GetBackgroundColor: WideString;
procedure SetBackgroundColor(const pVal: WideString);
function GetStereoState: WordBool;
function GetLiveState: WordBool;
function GetShowStatistics: WordBool;
procedure SetShowStatistics(bVal: WordBool);
function GetShowPreferences: WordBool;
procedure SetShowPreferences(bVal: WordBool);
function GetShowAbout: WordBool;
procedure SetShowAbout(bVal: WordBool);
function GetOriginalSize: WordBool;
procedure SetOriginalSize;
function GetDoubleSize: WordBool;
procedure SetDoubleSize;
function GetFullScreen: WordBool;
procedure SetFullScreen;
function GetEnableContextMenu: WordBool;
procedure SetEnableContextMenu(bVal: WordBool);
function GetEnableOriginalSize: WordBool;
procedure SetEnableOriginalSize(bVal: WordBool);
function GetEnableDoubleSize: WordBool;
procedure SetEnableDoubleSize(bVal: WordBool);
function GetEnableFullScreen: WordBool;
procedure SetEnableFullScreen(bVal: WordBool);
function GetEnableMessageBox: WordBool;
procedure SetEnableMessageBox(bVal: WordBool);
procedure SetTitle(const pVal: WideString);
procedure SetAuthor(const pVal: WideString);
procedure SetCopyright(const pVal: WideString);
function GetWantKeyboardEvents: WordBool;
procedure SetWantKeyboardEvents(bWantsEvents: WordBool);
function GetWantMouseEvents: WordBool;
procedure SetWantMouseEvents(bWantsEvents: WordBool);
function GetNumEntries: Smallint;
function GetCurrentEntry: Smallint;
function GetEntryTitle(uEntryIndex: Smallint): WideString;
function GetEntryAuthor(uEntryIndex: Smallint): WideString;
function GetEntryCopyright(uEntryIndex: Smallint): WideString;
function GetEntryAbstract(uEntryIndex: Smallint): WideString;
procedure SetCanSeek(bCanSeek: WordBool);
function GetCanSeek: WordBool;
function GetBufferingTimeElapsed: Integer;
function GetBufferingTimeRemaining: Integer;
function GetConnectionBandwidth: Integer;
function GetPreferedLanguageString: WideString;
function GetPreferedLanguageID: Integer;
function GetUserCountryID: Integer;
function GetNumSources: Smallint;
function GetSourceTransport(nSourceNum: Smallint): WideString;
function GetWantErrors: WordBool;
procedure SetWantErrors(bVal: WordBool);
function GetShuffle: WordBool;
procedure SetShuffle(bVal: WordBool);
function GetVersionInfo: WideString;
function GetLastMessage: WideString;
function GetLastErrorSeverity: Integer;
function GetLastErrorRMACode: Integer;
function GetLastErrorUserCode: Integer;
function GetLastErrorUserString: WideString;
function GetLastErrorMoreInfoURL: WideString;
procedure SetPreFetch(bVal: WordBool);
function GetPreFetch: WordBool;
procedure SetRegion(const pVal: WideString);
function GetRegion: WideString;
function GetIsPlus: WordBool;
function GetConsoleEvents: WordBool;
procedure SetConsoleEvents(bVal: WordBool);
function GetDRMInfo(const pVal: WideString): WideString;
property ControlInterface: IRealAudio read GetControlInterface;
property DefaultInterface: IRealAudio read GetControlInterface;
web.xml报错
The content of element type "web-app" must match "(icon?,display-
name?,description?,distributable?,context-param*,filter*,filter-mapping*,listener*,servlet*,s
JUnit4:Test文档中的解释:
The Test annotation supports two optional parameters.
The first, expected, declares that a test method should throw an exception.
If it doesn't throw an exception or if it
借鉴网上的思路,用java实现:
public class NoIfWhile {
/**
* @param args
*
* find x=1+2+3+....n
*/
public static void main(String[] args) {
int n=10;
int re=find(n);
System.o
在Linux中执行.sh脚本,异常/bin/sh^M: bad interpreter: No such file or directory。
分析:这是不同系统编码格式引起的:在windows系统中编辑的.sh文件可能有不可见字符,所以在Linux系统下执行会报以上异常信息。
解决:
1)在windows下转换:
利用一些编辑器如UltraEdit或EditPlus等工具
Binary search tree works well for a wide variety of applications, but they have poor worst-case performance. Now we introduce a type of binary search tree where costs are guaranteed to be loga