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Choose File Dialog [closed]
... String[] fileList;
private File currentPath;
public interface FileSelectedListener {
void fileSelected(File file);
}
public interface DirectorySelectedListener {
void directorySelected(File directory);
}
private ListenerList<FileSelectedListener> fileLi...
Commenting code in Notepad++
...ers' benefit (for python and notepad++)
1) Ctrl+K on multiple lines (i.e. selected region) allows you to block comment.
Also note that pressing the combination multiple times allows you to add multiple "#"s (sometimes I use that while testing to differentiate from other comments)
2) Ctrl+Shift+K...
IntelliJ show JavaDocs tooltip on mouse over
...her (section) > Show quick documentation on mouse move - delay 500 ms
Select this check box to show quick documentation for the symbol at caret. The quick documentation pop-up window appears after the specified delay.
In Editor > General > Code Completion (sub-item) > Autopopup docume...
Make an Installation program for C# applications and include .NET Framework installer into the setup
...ows forms application:
Create setup project. You can use Setup Wizard.
Select project type.
Select output.
Hit Finish.
Open setup project properties.
Chose to include .NET framework.
Build setup project
Check output
Note: The Visual Studio Installer projects are no longer pre-packe...
How do I ignore ampersands in a SQL script running from SQL Plus?
..., I've chose the # character, but that choice is just an example.
SQL> select '&var_ampersand #var_hash' from dual;
Enter value for var_ampersand: a value
'AVALUE#VAR_HASH'
-----------------
a value #var_hash
SQL> set define #
SQL> r
1* select '&var_ampersand #var_hash' from du...
How can I make a JPA OneToOne relation lazy
...y tested it: on non constrained side, use a one-to-one with a formula like select other_entity.id from other_entity where id = other_entity.id. Of course, this is not ideal for query performances.
– Frédéric
Apr 28 '16 at 6:48
...
Copy rows from one Datatable to another DataTable?
...et = dtSource.Clone();
DataRow[] rowsToCopy;
rowsToCopy = dtSource.Select("key='" + matchString + "'");
foreach (DataRow temp in rowsToCopy)
{
dtTarget.ImportRow(temp);
}
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ERROR 1130 (HY000): Host '' is not allowed to connect to this MySQL server [duplicate]
...d with localhost access (which is recommended).
You can check this with:
SELECT host FROM mysql.user WHERE User = 'root';
If you only see results with localhost and 127.0.0.1, you cannot connect from an external source. If you see other IP addresses, but not the one you're connecting from - that...
File Upload ASP.NET MVC 3.0
...esult Index(HttpPostedFileBase file)
{
// Verify that the user selected a file
if (file != null && file.ContentLength > 0)
{
// extract only the filename
var fileName = Path.GetFileName(file.FileName);
// store the file insi...
How to recognize USB devices in Virtualbox running on a Linux host? [closed]
...y success. It seems they are not detected by Virtualbox itself, since if I select the guest from the Virtualbox home (I'm using a Windows XP 3 guest), choose Settings -> USB -> Add filter from device, no devices is listed, even if an USB pen is attached and recognized by my Lubuntu 13.10. If i run t...