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Why is React's concept of Virtual DOM said to be more performant than dirty model checking?
...ut React's diff algorithm here: http://calendar.perfplanet.com/2013/diff/. From what I understand, what makes React fast is:
Batched DOM read/write operations.
Efficient update of sub-tree only.
Compared to dirty-check, the key differences IMO are:
Model dirty-checking: React component is expl...
If list index exists, do X
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In Python negative indexes on lists just count backwards from the end of the list. So they could not exist in a way that impacts the length of the list.
– JonathanV
Aug 7 '19 at 18:00
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Why can't a 'continue' statement be inside a 'finally' block?
...e semantics of finally it doesn't make sense to allow transferring control from inside a finally block to the outside of it.
Supporting this with some alternative semantics would be more confusing than helpful, since there are simple workarounds that make the intended behaviour way clearer. So you ...
Java EE web development, where do I start and what skills do I need? [closed]
...arn, at least at a basic level, how to build Java web applications (coming from a .NET background). I would like to be able to build, deploy a simple CMS type application from the ground up.
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How do I get the name of the current executable in C#?
...g program, that is the executable name of the program. In C/C++ you get it from args[0] .
20 Answers
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What's the best way to parse a JSON response from the requests library?
...swer this question. The reputation requirement helps protect this question from spam and non-answer activity.
Not the answer you're looking for? Browse other questions t...
PHP - find entry by object property from an array of objects
The array looks like:
12 Answers
12
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How to debug .htaccess RewriteRule not working
...st every rewritelog detail.
UPDATE
Things have changed in Apache 2.4:
FROM Upgrading to 2.4 from 2.2
The RewriteLog and RewriteLogLevel directives have been removed. This functionality is now provided by configuring the appropriate level of logging for the mod_rewrite module using the LogLe...
When should you use a class vs a struct in C++?
...(supposedly) guaranteed to be laid out as though it were a C struct. Apart from this one exception though, the only difference is as stated.
– workmad3
Sep 18 '08 at 14:22
29
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What are the differences between BDD frameworks for Java? [closed]
... different frameworks and environments
Excellent separation of story files from code
Looks to have a pretty active community and much more examples and discussion of it on web.
Quite a steep learning curve (took me 3-4 times longer to figure out than Concordion/EasyB)
I didn't have the chance to t...