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Peak detection in a 2D array
...r finger
(consider, probably weighted:
circle fitting error,
if the rear finger is inside,
variance in the spreading of the front fingers,
total intensity of 5 peaks)
choose a combination of 4 peaks + a rear peak with the lowest penalty
T...
What are Vertex Array Objects?
... at all, not even vertexes, so if you try to draw it, you'll get an OpenGL error. This is reasonably sane, as in "initialize everything to False/NULL/zero".
You only need to glEnableClientState when you set things up. The VAO remembers the enable/disable state for each pointer.
Yes the VAO will st...
What should I use Android AccountManager for?
...ovider in a background thread, preventing Application Not Responsive (ANR) errors while not requiring you to explicitly handle threading.
ContentProvider ties into ContentResolver's observer: this means it is easy to notify views when content is changed
Bottom line: the framework AccountManager / ...
Maximum number of characters using keystrokes A, Ctrl+A, Ctrl+C and Ctrl+V
...
Good answer. For the algorithm, a greedy off-by-two error: ACVV-VVVVV multiplies by 7, ACVV-ACVV-V multiplies by 6. So Ctrl-V for remaining strokes < 6 instead of 4.
– Marcel Jackwerth
Jan 5 '11 at 19:06
...
What is the purpose of Rank2Types?
... typecheck (although some functions that go into infinite loops or produce errors and therefore never return will do so).
The above is contrived, of course, but a variation on this technique is key to making the ST monad safe.
...
Why use pointers? [closed]
...aks and you're trying to track down a bug that belongs to a whole class of errors that pointers introduce, like memory corruption.
So if you control all of your code, stay away from pointers and instead use references, keeping them const when you can. This will force you to think about the life ti...
Graph Algorithm To Find All Connections Between Two Arbitrary Vertices
... have deep graph (A->B->C->...->N) you could have StackOverflowError in java.
– Rrr
Aug 15 '12 at 20:23
1
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git cherry-pick says “…38c74d is a merge but no -m option was given”
... the case with a merge, that commit also represents two or more diffs. The error occurs because of the uncertainty over which diff should apply.
alternatives
If you determine you need to include the merge vs cherry-picking the related commits, you have two options:
(More complicated and obscure;...
How do I create a custom iOS view class and instantiate multiple copies of it (in IB)?
...lass as ResuableCustomView, but Owner of this Xib. Otherwise you will have error.
– RealNmae
Jan 5 '16 at 11:01
5
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When to use Mockito.verify()?
...r @Service - it delegates all calls to the @Service (and making some extra error handling). In this case calling to Mockito.verify() is essential, you shouldn't duplicate all of your checks that you did for the @Serive, verifying that you're calling to @Service with correct parammeter list is suffic...