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Java 2021-10-27 12:43:05
java file sorting using date or time
public class ExampleSortFilesByDate { public static void main(String[] args) { File dir = new File("d:\\test"); File[] files = dir.listFiles(); System.out.println("-- printing files before sort --"); printFile... Add solution -
SQL 2021-10-19 23:25:08
could not execute statement; sql [n/a]; constraint [null]; nested exception is org.hibernate.exception.constraintviolationexception: could not execute statement
@Entity @Table(name = "bankuser") public class User implements java.io.Serializable { /** * */ private static final long serialVersionUID = 6447416794596398975L; @Id @GeneratedValue(strategy = GenerationType.IDENTITY... Add solution -
Other 2021-10-14 10:17:04
saving date type in room database
//Table names in SQLite are case insensitive. @Entity(indices = {@Index(value = "first_name")}) public class User { @PrimaryKey(autoGenerate = true) @ColumnInfo(name = "user_id") public long userId; @ColumnInfo(name = &... Add solution -
C# 2021-10-03 13:18:05
dispose method in c# with example
using Microsoft.Win32.SafeHandles; using System; using System.Runtime.InteropServices; public class DisposableStreamResource : IDisposable { // Define constants. protected const uint GENERIC_READ = 0x80000000; protected const uint FILE_SHARE_... Add solution -
Other 2021-09-19 16:05:02
python sun tracking
# sunpos.pyimport mathdef sunpos(when, location, refraction):# Extract the passed data year, month, day, hour, minute, second, timezone = when latitude, longitude = location# Math typing shortcuts rad, deg = math.radians, math.degrees sin, cos... Add solution
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