java cstÊ±Çø×ª»»
BODY { color: #000000; font-size: 9pt; font-family: ËÎÌå }
TABLE { font-size: 9pt; font-family: ËÎÌå }
SimpleDateFormat sdfy = new SimpleDateFormat("HH:mm");
String tt =
"Tue Feb 09 10:43:00 CST 2010";
sdf = new SimpleDateFormat(
"EEE MMM dd HH:mm:ss 'CST' yyyy", Locale.US);
try
{
System.out.println(sdfy.format(sdf.parse(tt)));
} catch
(ParseException e1) {
// TODO ×Ô¶¯Éú³É catch
¿é
e1.printStackTrace();
}
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public static String getDiskInfo() {
StringBuffer sb=new StringBuffer();
File[] roots = File.listRoots();// »ñÈ¡´ÅÅÌ·ÖÇøÁбí
for (File file : roots) {
long totalSpace=file.getTotalSpace();
long freeSpace=file.getFreeSpace();
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Object Ordering
A List l may be sorted as follows.
Collections.sort(l);
If the List consists of String elements, it will be sorted into alphabetical order. If it consists of Date elements, it will be sorted into chronological order. How does this happen? String and Date both implement the Compara ......