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Understanding the Use of ColorMatrix and ColorMatrixColorFilter to Modify a Drawable's Hue

... I just tested it without the 5th row and the results seem to be the same. – miguel Jan 22 '15 at 18:49 2 ...
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How does libuv compare to Boost/ASIO?

...ar-real-time applications. If hard numbers are desired, libuv's benchmark test may serve as a starting point. Additionally, while profiling should be done to identify actual bottlenecks, be aware of memory allocations. For libuv, the memory allocation strategy is primarily limited to the allocato...
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Is non-blocking I/O really faster than multi-threaded blocking I/O? How?

... writes must be of a size which is a multiple of the page size. I have not tested it, but it sounds like this could also affect write performance positively for buffered synchronous and asynchronous writes. The steps 1 to 7 you describe give a good idea of how it works. On Windows the operating sys...
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Why do people say there is modulo bias when using a random number generator?

...ng choice, the bugs it introduces are subtle and almost impossible to unit test. Compared to just using the proper tool (such as arc4random_uniform), that's extra work, not less work. Doing more work and getting a worse solution is terrible engineering, especially when doing it right every time is e...
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When do you use Git rebase instead of Git merge?

... @jpeskin That's not what I'm seeing. I just did a quick test to verify. Create a directory with a text file, init a new repo, add the file and commit. Checkout a new feature branch (checkout -b feature.) Change the text file, commit and repeat so that there are two new commits on ...
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git merge: apply changes to code that moved to a different file

... $ git init Initialized empty Git repository in /tmp/git-rename-and-modify-test/.git/ $ echo "A file." > file.txt $ git add file.txt $ git commit -am "file.txt added." [master (root-commit) 401b10d] file.txt added. 1 file changed, 1 insertion(+) create mode 100644 file.txt Create a branch wh...
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How do I create a simple 'Hello World' module in Magento?

... on how to build you XML; you need to look at examples and do some serious testing. To complicate things the content of these files is largely case-sensitive. However if you master these you can override any part of the basic functionality which makes for a very powerful system. Magento uses method...
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Cookie blocked/not saved in IFRAME in Internet Explorer

... Another info that can help someone with a similar problem: from my tests if domains are in different security zones (for example first-party is internet and third-party is intranet) it is not possible to accept third party cookie also if P3P is correctly configured. The cookie is always bloc...
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What's the difference between “groups” and “captures” in .NET regular expressions?

...reedy quantifiers, and require knowledge of the input set and careful perf testing. – Abel Feb 28 '17 at 1:01 @Abel - ...
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What are the advantages of using nullptr?

...result is a pointer type or an integral type. After all, 0 (what result is tested against) could go either way. If you see the following, on the other hand, auto result = findRecord( /* arguments */ ); if (result == nullptr) { ... } there’s no ambiguity: result must be a pointer type. Advantag...