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Shallow copy of a Map in Java
... copy constructor. clone() in Java is broken (see SO: How to properly override clone method?).
Josh Bloch on Design - Copy Constructor versus Cloning
If you've read the item about cloning in my book, especially if you read between the lines, you will know that I think clone is deeply broken. [....
What is the difference between async.waterfall and async.series
The nodejs async module: https://github.com/caolan/async provides 2 similar methods, async.waterfall and async.series .
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Can I call an overloaded constructor from another constructor of the same class in C#?
....Parse(s));
Console.WriteLine("post-processing" );
}
private void Init(int i)
{
Console.WriteLine("int ctor {0}", i);
}
}
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Reduce git repository size
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Thanks for your replies. Here's what I did:
git gc
git gc --aggressive
git prune
That seemed to have done the trick. I started with around 10.5MB and now it's little more than 980KBs.
sh...
jquery sortable placeholder height problem
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sorry but i don't think it work well, in this link jsfiddle.net/t8gcZ/1, placeholder height is same to item height (237px) but at the started time, we could see the under item moved up a litter
– Makio
Jan 14 '15 at 5:20
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Get path from open file in Python
...u create a file using open('foo.txt', 'w') and then do f.name, it only provides you with the output foo.txt
– searchengine27
Jun 16 '15 at 17:04
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Does Redis persist data?
...pt of replication among multiple nodes to minimize this risk. Redis is considered more a speedy cache instead of a database that guarantees data consistency. Therefore its use cases typically differ from those of real databases:
You can, for example, store sessions, performance counters or whatever ...
What does && mean in void *p = &&abc;
I came across a piece of code void *p = &&abc; . What is the significance of && here?
I know about rvalue references but I think && used in this context is different. What does && indicate in void *p = &&abc; ?
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Why Collections.sort uses merge sort instead of quicksort?
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Highly likely from Josh Bloch §:
I did write these methods, so I suppose I'm qualified to answer. It is
true that there is no single best sorting algorithm. QuickSort has
two major deficiencies when compared to mergesort:
It's not stable (as parsif...
Are empty HTML5 data attributes valid?
...ple jQuery plugin that displays inline modals under specified elements. My idea is for the script to auto-init based on data attributes specified on elements.
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