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Why is React's concept of Virtual DOM said to be more performant than dirty model checking?
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Here's a comment by React team member Sebastian Markbåge which sheds some light:
React does the diffing on the output (which is a known serializable format, DOM attributes). This means that the source data can be of any format. It can be immutable data structures and state in...
Retrieving the last record in each group - MySQL
There is a table messages that contains data as shown below:
27 Answers
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How to make a div fill a remaining horizontal space?
...edited May 10 at 22:35
Jean-François Fabre♦
122k1111 gold badges9797 silver badges156156 bronze badges
answered May 10 '11 at 19:20
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How to define a two-dimensional array?
...h anonymous loop counter you're not using
– Jean-François Fabre♦
Nov 11 '18 at 20:38
Nice that you point out the pr...
How to “comment-out” (add comment) in a batch/cmd?
...ng this clean is a bit misleading @ATSiem
– Jean-François Corbett
Mar 2 '18 at 8:31
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Can you configure log4net in code instead of using a config file?
... setting hierarchy.Configured = true;.
– Eivind Gussiås Løkseth
Apr 5 '17 at 14:49
3
Make sure ...
Numpy how to iterate over columns of array?
...ed Oct 24 '18 at 12:25
Jean-François Corbett
33.6k2525 gold badges124124 silver badges172172 bronze badges
answered Jul 2 '18 at 23:36
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Getting current device language in iOS?
...l show the name of the language, in the language itself.
For example:
Français (France)
English (United States)
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Generate random string/characters in JavaScript
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Well, that's an interesting indictment from @Aperçu, I am not saying that I invented the solution but I've been using it in my projects for years now. And it has nothing to do with the comment you mentioned. And I am quite sure that in SO what matters is the most useful in...
CSS Font Border?
...hird argument in order to have no blur at all.
– François Feugeas
Jun 21 '11 at 15:02
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