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Restrict varchar() column to specific values?
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Have you already looked at adding a check constraint on that column which would restrict values? Something like:
CREATE TABLE SomeTable
(
Id int NOT NULL,
Frequency varchar(200),
CONSTRAINT chk_Frequency CHECK (Frequency IN ('Dail...
How can I convert NSDictionary to NSData and vice versa?
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NSDictionary -> NSData:
NSData *myData = [NSKeyedArchiver archivedDataWithRootObject:myDictionary];
NSData -> NSDictionary:
NSDictionary *myDictionary = (NSDictionary*) [NSKeyedUnarchiver unarchiveObjectWithData:myData];
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How to create an array of 20 random bytes?
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maericsmaerics
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add...
What's the difference between Spring Data's MongoTemplate and MongoRepository?
...mplementation use MongoTemplate.
Details
For your example this would look something like this:
Define an interface for your custom code:
interface CustomUserRepository {
List<User> yourCustomMethod();
}
Add an implementation for this class and follow the naming convention to make sur...
How to do Mercurial's 'hg remove' for all missing files?
...is also hg forget which is eqivalent to hg rm -Af
– jk.
Mar 10 '10 at 9:32
37
the jk for a userna...
Twitter Bootstrap Form File Element Upload Button
...tton. Is it even possible to finesse the upload button using CSS? (seems like a native browser element that can't be manipulated)
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Traits vs. interfaces
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Alec GorgeAlec Gorge
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ruby inheritance vs mixins
...ince you can include multiple mixins but only extend one class, it seems like mixins would be preferred over inheritance.
7...
Fluid or fixed grid system, in responsive design, based on Twitter Bootstrap
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When you decide between fixed width and fluid width you need to think in terms of your ENTIRE page. Generally, you want to pick one or the other, but not both. The examples you listed in your question are, in-fact, in the same fixed-width page. In other words, the Scaffolding page is using...
Sync data between Android App and webserver [closed]
...ethod for accomplishing this is writing your own custom ContentProvider backed by a Sqlite database. A decent tutorial for a content provider can be found here: http://thinkandroid.wordpress.com/2010/01/13/writing-your-own-contentprovider/
A ContentProvider defines a consistent interface to intera...