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How to find the duration of difference between two dates in java?
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As Basil has pointed out, this answer is incorrect. It gives the wrong number of days if the end date occurs during daylight savings time but the start date does not.
– Dawood ibn Kareem
Jun 14 '17 at 2:40
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Is it possible to read the value of a annotation in java?
...lumn = f.getAnnotation(Column.class);
if (column != null)
System.out.println(column.columnName());
}
UPDATE : To get private fields use
Myclass.class.getDeclaredFields()
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improv...
Cannot import XSSF in Apache POI
... fileExtension = fileName.substring(fileName.indexOf("."));
System.out.println(fileExtension);
if(fileExtension.equals(".xls")){
workbook = new HSSFWorkbook(new POIFSFileSystem(fileInputStream));
}
else if(fileExtension.equals(".xlsx")){
workbook = n...
Websocket API to replace REST API?
...n RPC style via websockets. This is not a "toy app", and I'm not talking about only realtime features, so I do have reservations. But I see many benefits in going this route and feel it could turn out to be an exceptional solution.
My plan is to use DNode, SocketIO, and Backbone. With these tools,...
How to pass arguments and redirect stdin from a file to program run in gdb?
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Pass the arguments to the run command from within gdb.
$ gdb ./a.out
(gdb) r < t
Starting program: /dir/a.out < t
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get string value from HashMap depending on key name
I have a HashMap with various keys and values, how can I get one value out?
10 Answers
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java.io.Console support in Eclipse IDE
...a projects. Today, I'm trying to use the java.io.Console class to manage output and, more importantly, user input.
10 Ans...
Best way to test SQL queries [closed]
I have run into a problem wherein we keep having complex SQL queries go out with errors. Essentially this results in sending mail to the incorrect customers and other 'problems' like that.
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How does the Java 'for each' loop work?
...terable.iterator(); i.hasNext();) {
String item = i.next();
System.out.println(item);
}
Note that if you need to use i.remove(); in your loop, or access the actual iterator in some way, you cannot use the for ( : ) idiom, since the actual iterator is merely inferred.
As was noted by Denis...
Upload artifacts to Nexus, without Maven
...mpler, but what in blazes is this?.. What if I have some home-made JAR without knowledge of its dependencies? My IDE keeps complaining about missing *.pom. I hoped that Nexus already handled that for me, but NOOOOO sh...
– vintproykt
Mar 31 at 15:32
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