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You can't specify target table for update in FROM clause
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@grisson Thanks for the clarification. Now I get why my IN clause doesn't work - I was targeting the same table.
– Anthony
Sep 4 '12 at 2:43
2
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Returning a value from thread?
...thread = new Thread(() => { val = Multiply(1, 2); });
thread.Start();
Now make Multiply function that will work on another thread:
int Multiply(int x, int y)
{
return x * y;
}
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imp...
overlay two images in android to set an imageview
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<item android:drawable="@drawable/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.getDra...
When should one use a spinlock instead of mutex?
...y'll need quite a lot of CPU instructions and thus also take some time. If now the mutex was only locked for a very short amount of time, the time spent in putting a thread to sleep and waking it up again might exceed the time the thread has actually slept by far and it might even exceed the time th...
C++ Dynamic Shared Library on Linux
...ass* instead? I'm not asking you to change this for me, I'd just like to know if there's a reason to use one over the other.
– Bill the Lizard
Jan 30 '09 at 21:05
1
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What’s the difference between ScalaTest and Scala Specs unit test frameworks?
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As far as I know, barring a few highly specialized features, it comes down to personal preference according to the style.
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improv...
How does LMAX's disruptor pattern work?
... entry, and stores the result in field a in the entry. A then move on, and now B can read the entry, and the value of a A stored. If reader C does not depend on A, C should not attempt to read a.
This is indeed an interesting programming model. Regardless of the performance, the model alone can ben...
Difference between a Postback and a Callback
...n I started programming in C (maybe the term existed before that, I don't know) and it simply means a pointer to function and this pointer to a function (name this A) gets passed to another function (name this B) which will later invoke A. Callback is also recently used by Yahoo UI Connection Manag...
Facebook API “This app is in development mode”
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I know its a little bit late but someone may find this useful in future.
STEP 1:
Login to facebook Developer -> Your App
In Settings -> Basic -> Contact Email. (Give any email)
STEP 2:
And in 'App Review' Tab : ch...
Can JSON start with “[”?
...are bracket (i.e. an array). But in addition to objects and arrays, it can now also be a number, string or the values false, null or true.
Also, this has changed from my previous RFC 4627 quote (emphasis added):
A JSON text is a sequence of tokens. The set of tokens includes six
structural c...