publicstaticvoidmain(String[] args) { Scanner sc =newScanner(System.in); intcount = 3; while(true) { System.out.println("请输入用户名:"); String userName = sc.nextLine(); System.out.println("请输入密码:"); String password = sc.nextLine(); if("admin".equals(userName)&&"admin".equa...
public static string ConvertExcelDateToDate(string excelDate) { try { if ("".Equals(excelDate)) { return ""; } TimeSpan ts = TimeSpan.Parse(excelDate); DateTime dt = december31st1899 + ts; if (dt >= march1st1900) { return DateToStr(dt - after1stMarchAdjustment); } return DateToStr...
Contains instead of equals Create join with Select All (select *) in linq to datasets Create multiple threads and wait all of them to complete Create multiple windows service instances using the same exe Create new c# project similar to an existing c# project Create New MySQL Database Using ...
public class Test00 { public static void main(String[] args) throws IOException { String filePath="d:\\users\\lizw\\桌面\\POI\\sample.xls";//文件路径 HSSFWorkbook workbook = new HSSFWorkbook();//创建Excel文件(Workbook) HSSFSheet sheet = workbook.createSheet();//创建工作表(Sheet) sheet...
==和equals区别 的是两者之间内存地址后来被String重写该方法,比较的是值总结: "=="适用于基本数据类型,比较值;如果用于比较对象,判断的是内存地址是否相等。(String引用类型也可以用但不规范)equals()在Object中比较内存地址,在String中比较值。所以一般String要比较的话用equals方法 ...
caseHSSFCell.CELL_TYPE_BOOLEAN: value = (cell.getBooleanCellValue() ==true?"Y" :"N"); break; default: value =""; } } if(columnIndex ==0&& value.trim().equals("")) { break; } values[columnIndex] = rightTrim(value); hasValue =true; }...
trim().equals("") || cellValue.trim().length() <= 0) { cellValue = " "; } break; case HSSFCell.CELL_TYPE_NUMERIC: // cellValue = String.valueOf(cell.getNumericCellValue()); DecimalFormat formatter = new DecimalFormat("###"); cellValue = formatter.format(cell.getNumericCel...
Equals Today's Date in SQL Equivalent of NOCYCLE in SQL Erreur lors d'execution d'une fonction Erro: The specified @job_name ('my_job') does not exist. Error - Incorrect syntax near 'int'.\r\nIncorrect syntax near '?' Error - Logical file is not part of database. Use RESTORE FILE...
The table has the form of a circle; its radius equals R. Gerald invited many guests and is concerned whether the table has enough space for plates for all those guests. Consider all plates to be round and have the same radii that equal r. Each plate must be completely inside the table...
Back to object enum in excel ClasssupportJavaTypeKey() Back to object types in Java 从类继承的方法 java.lang.Object clone,equals,finalize,getClass,hashCode,notify,notifyAll,toString,wait,wait,wait 构造器详细资料 StringStringConverter public StringStringConverter() ...