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How to handle Handler messages when activity/fragment is paused
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Although the Android operating system does not appear to have a mechanism that sufficiently addresses your problem I believe this pattern does provide a relatively simple to implement workaround.
The following class is a wrapper around android.os.Handler that buffers up messages when an ...
How to merge YAML arrays?
I would like to merge arrays in YAML, and load them via ruby -
5 Answers
5
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Is git-svn dcommit after merging in git dangerous?
My motivation for trying out git-svn is the effortless merging and branching. Then I noticed that man git-svn(1) says:
6 A...
Iterator invalidation rules
...nvalidates all the references, pointers, and iterators referring to the elements in the sequence. If no reallocation
happens, all the iterators and references before the insertion point remain valid. [26.3.11.5/1]
With respect to the reserve function, reallocation invalidates all the references, poi...
What is private bytes, virtual bytes, working set?
I am trying to use the perfmon windows utility to debug memory leaks in a process.
4 Answers
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What are some compelling use cases for dependent method types?
Dependent method types, which used to be an experimental feature before, has now been enabled by default in the trunk , and apparently this seems to have created some excitement in the Scala community.
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Nearest neighbors in high-dimensional data?
...ow to find the nearest neighbors for a given vector. My vector is now 21 dimensions and before I proceed further, because I am not from the domain of Machine Learning nor Math, I am beginning to ask myself some fundamental questions:
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MVVM in WPF - How to alert ViewModel of changes in Model… or should I?
I am going through some MVVM articles, primarily this and this .
11 Answers
11
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Why do people say there is modulo bias when using a random number generator?
...o rand() on average.
A more efficient formula approach would be to take some large range with a length divisible by n, like RAND_MAX - RAND_MAX % n, keep generating random numbers until you get one that lies in the range, and then take the modulus:
int x;
do {
x = rand();
} while (x >= (RA...
What is the best Battleship AI?
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I second the motion to do a lot more games per match. Doing 50 games is just flipping a coin. I needed to do 1000 games to get any reasonable distinction between test algorithms.
Download Dreadnought 1.2.
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keep track of all possible positions for ...