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How do you track record relations in NoSQL?
...you see it NoSQL != NoSQL. You need to look at specific implementation and test it for yourself.
Mentioned before Column stores look like good fit for relations.. but it all depends on your A and C and P needs;) If you do not need A and you have less than Peta bytes just leave it, go ahead with MyS...
How to Define Callbacks in Android?
...
public static void main(String[] args) {
System.out.println("test...");
JavaApplication1 myApplication = new JavaApplication1();
myApplication.doSomething();
}
private void doSomething(){
newClass = new NewClass(this);
newClass.calledFromMain(...
Why do we need RESTful Web Services?
...ibute, I can add any method calls I like. CreateCustomer(), MakeOrder(), ConfirmOrder(), VerifyOrder(), SubmitOrder(), CheckStockAvailability(), CancelOrder() From those methods, can you tell me what sequence I should use to process an order? Can you tell me when I am allowed to call CancelOrder(...
How to change the CHARACTER SET (and COLLATION) throughout a database?
...
...and I recommend you test it create table testit(a varchar(1)); show create table testit \G drop table testit;
– KCD
Feb 17 '14 at 8:13
...
overlay two images in android to set an imageview
...le/tt" />
</layer-list>
Now set the image using that Drawable:
testimage.setImageDrawable(getResources().getDrawable(R.layout.layer));
Solution #2 (dynamic):
Resources r = getResources();
Drawable[] layers = new Drawable[2];
layers[0] = r.getDrawable(R.drawable.t);
layers[1] = r.getDr...
What's the $unwind operator in MongoDB?
...m",
"XL",
"free"
]
}
Query -- db.test1.aggregate( [ { $unwind : "$sizes" } ] );
output
{ "_id" : 1, "shirt" : "Half Sleeve", "sizes" : "medium" }
{ "_id" : 1, "shirt" : "Half Sleeve", "sizes" : "XL" }
{ "_id" : 1, "shirt" : "Half Sleeve", "sizes" : "free"...
IE9 border-radius and background gradient bleeding
...lipped correctly to the border radius in IE9. This is lighter weight than SVG-based proposals but as a downside, is not resolution-independent. Another advantage: works with your current HTML/CSS and does not require wrapping with additional elements.
I grabbed a random 20x20 gradient PNG via a w...
Gray out image with CSS?
...rc="img.jpg" /></a>
Css Gray:
img{
filter: url("data:image/svg+xml;utf8,<svg xmlns=\'http://www.w3.org/2000/svg\'><filter id=\'grayscale\'><feColorMatrix type=\'matrix\' values=\'0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0\'/>...
I want my android application to be only run in portrait mode?
...y.getWindowManager().getDefaultDisplay().getMetrics(metrics);
// Test if it is VISUAL in portrait mode by simply checking it's size
boolean bIsVisualPortrait = ( metrics.heightPixels >= metrics.widthPixels );
if( !bIsVisualPortrait )
{
// Swap the ...
prototype based vs. class based inheritance
...me kinds of correctness at the compiler that would otherwise have required testing.
In a "class-based" language, that copying happens at compile time. In a prototype language, the operations are stored in the prototype data structure, which is copied and modified at run time. Abstractly, though, ...