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Sort points in clockwise order?
...e approximate minimum to the Traveling Salesman Problem (TSP), ie. the shortest route linking all your points. If your points form a convex shape, it should be the right solution, otherwise, it should still look good (a "solid" shape can be defined as one that has a low perimeter/area ratio, which i...
Composer: how can I install another dependency without updating old ones?
...led with the message:
Warning: The lock file is not up to date with the latest changes in composer.json.
You may be getting outdated dependencies. Run update to update them.
Your requirements could not be resolved to an installable set of packages.
I tried to run the solution from Seldaek issuing...
What are the best practices for JavaScript error handling?
...ndefined:0" messages
Reducing the torrent of log entries is as simple as testing for severity and/or a random number before logging to the server:
function log(sev,msg) {
if (Math.random() > 0.1) return; // only log some errors
var img = new Image();
img.src = "log.php?sev=" +
...
asynchronous vs non-blocking
...you must figure out.
To make a good choice, you must analyze your need and test the performance of different architectures. There is no such an architecture that is suitable for various of needs.
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How do I check if a string is valid JSON in Python?
...r than a text string, in the case you're looking for a graphic, is just to test for non-ASCII characters in the first couple of dozen characters of the string (assuming the JSON is ASCII).
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Version vs build in Xcode
...thFormat:@"Version: %@ (%@)", appVersionString, appBuildString];
This is tested with Xcode Version 4.6.3 (4H1503). The build number is often written in parenthesis / braces. The build number is in hexadecimal or decimal.
In Xcode you can auto-increment the build number as a decimal number by ...
Find the nth occurrence of substring in a string
...'s or @Mark Byers' answer should be accepted instead of @bobince's.
In my testing, the version of find_nth() above was the fastest pure Python solution I could come up with (very similar to @Mark Byers' version). Let's see how much better we can do with a C extension module. Here is _find_nthmodule...
Websocket API to replace REST API?
...mistakes and development is going to be slower. It's also not a "tried and tested" strategy.
Of course your also going to lose all the advantages of HTTP (Being stateless, and caching are the bigger advantages).
Remember that HTTP is an abstraction for TCP designed for serving web content.
And l...
How to get the ThreadPoolExecutor to increase threads to max before queueing?
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I gave this solution some serious testing and it's clearly the best. In highly-multithreaded environment it will still sometimes enqueue when there are free threads (due to free-threaded TPE.execute nature), but it happens rarely, as opposed to the marked-as-...
How many Activities vs Fragments?
...tivity increases the complexity of your code, making it difficult to read, test and maintain.
Makes creating and managing intent filters much harder.
Increases the risk of tightly coupling independent components.
Makes it much more likely to introduce security risks if the single activity includes b...