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@UniqueConstraint and @Column(unique = true) in hibernate annotation
....id = 1 and tries to insert another record with mask.id = 1, you'll get an error, because that column should have unique values. The same aplies for group.
On the other hand,
@Table(
name = "product_serial_group_mask",
uniqueConstraints = {@UniqueConstraint(columnNames = {"mask", "group"})}...
How do I set the size of an HTML text box?
...Here is your CSS with specified padding, so the text box looks the same in all browsers:
.resizedTextbox {width: 100px; height: 20px; padding: 1px}
I added 1 pixel padding because some browsers tend to make the text box look too crammed if the padding is 0px. Depending on your design, you may wan...
Debugging doesn't start [closed]
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Worked for me on similar error.
– mycroes
Feb 24 '16 at 7:08
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How can I clone an SQL Server database on the same server in SQL Server 2008 Express?
...he "Exclusive Access could not be obtained because the database is in use" error.
– Turnip
Nov 28 '18 at 9:41
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How to stop event bubbling on checkbox click
...se the method
isDefaultPrevented to know whether
this method was ever called (on that
event object).
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When saving, how can you check if a field has changed?
...sary.
– Frank Pape
Aug 26 '16 at 15:05
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Signtool error: No certificates were found that met all given criteria with a Windows Store App?
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When getting this error through Visual Studio it was because there was a signing certificate setup to match the computer it was originally developed on.
You can check this by going to the project properties > signing tab and checking the c...
“unary operator expected” error in Bash if condition
...d" ];
which is not a valid syntax. (It would also fail with a different error message if $aug1 included white space or shell metacharacters.)
The modern [[ operator has lots of other nice features, including regular expression matching.
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Send message to specific client with socket.io and node.js
... var holder = new socketio.RedisStore; ^ TypeError: undefined is not a function at Object.<anonymous> (C:\Users\Dev\Desktop\nouty-server\server.js:108:14) at Module._compile (module.js:460:26) at Object.Module._extensions..js (module.js:478:10) at ...
How to fix 'sudo: no tty present and no askpass program specified' error?
...
Try:
ssh -t remotehost "sudo <cmd>"
This will remove the above errors.
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