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Cross field validation with Hibernate Validator (JSR 303)
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Each field constraint should be handled by a distinct validator annotation, or in other words it's not suggested practice to have one field's validation annotation checking against other fields; cross-field validation should be done at the class level. Addit...
How can you represent inheritance in a database?
...ar basis.
The database will not be able to enforce which attributes apply and which don't, since there is no metadata to define which attributes belong to which subtypes.
You also cannot enforce NOT NULL on attributes of a subtype that should be mandatory. You would have to handle this in your app...
How to edit log message already committed in Subversion?
... one) cause the
property's previous value to be
permanently discarded, and Subversion
tries to prevent you from doing this
accidentally. However, there are a
couple of ways to get Subversion to
change a revision property.
The first way is for the repository
administrator to enable...
How do I move a single folder from one Subversion repository to another repository?
...t repository, filter it to only include information about the docs folder, and load it into the other repository.
Would be something like this:
svnadmin dump /svn/old_repos > ./repository.dump
svndumpfilter include path/to/docs --drop-empty-revs --renumber-revs --preserve-revprops < ./reposi...
What are the main performance differences between varchar and nvarchar SQL Server data types?
... most applications. However, if you need to support double-byte languages and you only have single-byte support in your database schema it's really expensive to go back and modify throughout your application.
The cost of migrating one application from varchar to nvarchar will be much more than t...
How can I get seconds since epoch in Javascript?
...), or use any Date instance in a numerical context such as new Date()/1000 and Javascript will helpfully convert that Date instance to a number to work with your math equations.
– dpmott
Jul 15 '19 at 16:21
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Get index of element as child relative to parent
...ole.log( $(this).index() );
});
However rather than attaching one click handler for each list item it is better (performance wise) to use delegate which would look like this:
$("#wizard").delegate('li', 'click', function () {
console.log( $(this).index() );
});
In jQuery 1.7+, you should us...
Set inputType for an EditText Programmatically?
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According to the TextView docs, the programmatic version of android:password is setTransformationMethod(), not setInputType(). So something like:
mEdit.setTransformationMethod(PasswordTransformationMethod.getInstance());
should do the trick.
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I just discovered why all ASP.Net websites are slow, and I am trying to work out what to do about it
...ASP.Net web application gets a Session lock at the beginning of a request, and then releases it at the end of the request!
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Is it possible to use pip to install a package from a private GitHub repository?
... GitHub repository. For a public repository, I can issue the following command which works fine:
17 Answers
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