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Infinite scrolling with React JS
... infinite scrolling with React. I have come across react-infinite-scroll m>and m> found it inefficient as it just adds nodes to the DOM m>and m> doesn't remove them. Is there anm>y m> proven solution with React which will add, remove m>and m> maintains constant number of nodes in the DOM.
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Whm>y m> was “Avoid Enums Where m>Y m>ou Onlm>y m> Need Ints” removed from m>And m>roid's performance tips?
...was removed from the official developer documentation . (See Whm>y m> doesn't m>And m>roid use more enums? for the old section content)
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How to reuse an ostringstream?
I'd like to clear out m>and m> reuse an ostringstream (m>and m> the underlm>y m>ing buffer) so that mm>y m> app doesn't have to do as manm>y m> allocations. How do I reset the object to its initial state?
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Rubm>y m>: kind_of? vs. instance_of? vs. is_a?
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kind_of? m>and m> is_a? are sm>y m>nonm>y m>mous.
instance_of? is different from the other two in that it onlm>y m> returns true if the object is an instance of that exact class, not a subclass.
Example:
"hello".is_a? Object m>and m> "hello".kind_of? Obje...
Web Reference vs. Service Reference
...hat comes up, click on the [Advanced] button in the button left corner:
m>and m> on the next dialog that comes up, pick the [Add Web Reference] button at the bottom.
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How to make Twitter Bootstrap tooltips have multiple lines?
...s tooltip plugin. How come multiline tooltips onlm>y m> work with <br> m>and m> not \n ? I prefer that there is not anm>y m> HTML in mm>y m> links’ title attributes.
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Hibernate openSession() vs getCurrentSession()
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As explained in this forum post, 1 m>and m> 2 are related. If m>y m>ou set hibernate.current_session_context_class to thread m>and m> then implement something like a servlet filter that opens the session - then m>y m>ou can access that session anm>y m>where else bm>y m> using the SessionFa...
What does “./bin/www” do in Express 4.x?
I just started to learn about Express 4.0 in mm>y m> Node.js app, m>and m> I found that it generated ./bin/www file, on which onlm>y m> the application server m>and m> port settings are written m>and m> everm>y m>thing others like middleware m>and m> routing is defined in ./app.js file.
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What does the caret operator (^) in Pm>y m>thon do?
I ran across the caret operator in pm>y m>thon todam>y m> m>and m> trm>y m>ing it out, I got the following output:
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Is there a wam>y m> to cause git-reflog to show a date alongside each entrm>y m>?
The git-reflog commm>and m> doesn't bm>y m> default show a date alongside each entrm>y m>, which strikes me as a strange oversight; I think this would be verm>y m> helpful.
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