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@UniqueConstraint and @Column(unique = true) in hibernate annotation
... The same aplies for group.
On the other hand,
@Table(
name = "product_serial_group_mask",
uniqueConstraints = {@UniqueConstraint(columnNames = {"mask", "group"})}
)
Implies that the values of mask + group combined should be unique. That means you can have, for example, a record with mask...
How to render and append sub-views in Backbone.js
...
I have generally seen/used a couple of different solutions:
Solution 1
var OuterView = Backbone.View.extend({
initialize: function() {
this.inner = new InnerView();
},
render: function() {
this.$el.html(tem...
Django: Why do some model fields clash with each other?
...
You have two foreign keys to User. Django automatically creates a reverse relation from User back to GameClaim, which is usually gameclaim_set. However, because you have two FKs, you would have two gameclaim_set attributes, which is obviously impossible. So you need to tell D...
How does Chrome's “Request Desktop Site” option work?
...cko) Chrome/18.0.1025.166 Mobile Safari/535.19
Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/535.19 (KHTML, like Gecko) Chrome/18.0.1025.45 Safari/535.19
Notice the word "Mobile' in the first one, and also the mention of Android system and device. Checking these, I see that it also provides false ...
How can I switch themes in Visual Studio 2012
...jagged halos around them. I found using the windows 7 magnifier to invert all colors looks nicer, unix terminal reverse style: wikihow.com/Invert-Colors-on-Windows-7
– Nick A Miller
Jul 16 '12 at 2:03
...
How to compare 2 files fast using .NET?
...re the resulting numbers.
Here's what I came up with:
const int BYTES_TO_READ = sizeof(Int64);
static bool FilesAreEqual(FileInfo first, FileInfo second)
{
if (first.Length != second.Length)
return false;
if (string.Equals(first.FullName, second.FullName, ...
Remote debugging Tomcat with Eclipse
...
Actually, yours did fix it. Eclipse doesn't actually say anything when it successfully connects, and reconnecting a second time forces the error. So it was working, but I just didn't notice.
– victor
...
What Vim command(s) can be used to quote/unquote words?
...tes.
Change single quotes to double quotes
va':s/\%V'\%V/"/g
va' - Visually select the quoted word and the quotes.
:s/ - Start a replacement.
\%V'\%V - Only match single quotes that are within the visually selected region.
/"/g - Replace them all with double quotes.
...
Authorize Attribute with Multiple Roles
...ttpContext.Current.User.Identity as ClaimsIdentity;
string _role = claimsIdentity.FindFirst(ClaimTypes.Role).Value;
bool isAuthorize = Roles.Any(role => role == _role);
if(!isAuthorize)
HandleUnauthorizedRequest(actionContext);
...
GitHub relative link in Markdown file
...entation files, whether you view the documentation on GitHub itself, or locally, using a different markup renderer.
You want examples of link definitions and how they work? Here's some Markdown for you.
Instead of an absolute link:
[a link](https://github.com/user/repo/blob/branch/other_file...