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How does one write code that best utilizes the CPU cache to improve performance?
... two principles: Temporal locality and spatial locality.
The former is the idea that if you recently used a certain chunk of data, you'll probably need it again soon. The latter means that if you recently used the data at address X, you'll probably soon need address X+1.
The cache tries to accomoda...
Mercurial move changes to a new branch
... Mark's answer, moving around already pushed changesets generally is a bad idea, unless you work in a small team where you are able to communicate and enforce your history manipulation.
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impr...
Why is it bad style to `rescue Exception => e` in Ruby?
...every time the car stops, whether an exception is thrown or not, is a good idea. Even though inflating airbags is a bit of an uncommon task in most programming contexts, this is actually pretty common with most cleanup tasks.
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How to get string objects instead of Unicode from JSON?
...arifying how it works and what its advantages over my answer are. The core idea of the code remains untouched, but I've modified pretty much everything else. Feel free to roll back my edit if you object to this - it's your answer!
– Mark Amery
Jan 23 '16 at 11:...
Javascript web app and Java server, build all in Maven or use Grunt for web app?
We are doing a web application with AngularJS and we like the idea of using Bower for Dependency Management and Grunt for building, running tests etc. ( Yeoman )
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Instance variables vs. class variables in Python
...hen your own mind should be the tool of choice (of course you can also get ideas from Google, for example).
– colidyre
Jul 12 '18 at 9:12
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Singleton: How should it be used
...bout your unit tests? Each of them should run in isolation, so they should ideally create their own SpreaderController - which is hard to do with a singleton. Finally, why would your coworkers create multiple instances in the first place? Is that a realistic scenario to protect against?
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Why does casting int to invalid enum value NOT throw exception?
...elling me that one cannot make an extension method on a generic class. Any ideas?
– CJC
Oct 1 '16 at 19:59
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Android: How can I pass parameters to AsyncTask's onPreExecute()?
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Yup, that was pretty much the idea :)
– Felix
Jun 20 '10 at 22:10
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Permutations in JavaScript?
... output of the later still have the result, output from the first one. Any idea how to fix that ? Many thanks !
– 500
Jul 6 '12 at 13:24
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