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How does PHP 'foreach' actually work?
...ng over an object, the packed representation that is normally used will be converted to a real dictionary. At that point, iteration of plain objects becomes very similar to iteration of arrays (which is why I'm not discussing plain-object iteration much in here).
So far, so good. Iterating over a d...
When should I use the Visitor Design Pattern? [closed]
...dmit, I just don't get it. I read the wikipedia article for the pattern and I understand its mechanics but I'm still confused as to when I'd use it.
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Easier way to debug a Windows service
...code than to start the service through the Windows Service Control Manager and then attaching the debugger to the thread? It's kind of cumbersome and I'm wondering if there is a more straightforward approach.
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Setting variable to NULL after free
...dangling pointer is accessed after it is freed, you may read or overwrite random memory. If a null pointer is accessed, you get an immediate crash on most systems, telling you right away what the error is.
For local variables, it may be a little bit pointless if it is "obvious" that the pointer isn...
What does “zend_mm_heap corrupted” mean
...on that I've never had before. I decided to check the Apache's error log, and I found an error message saying "zend_mm_heap corrupted". What does this mean.
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Difference between Lookup() and Dictionary(Of list())
...trying to wrap my head around which data structures are the most efficient and when / where to use which ones.
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Most efficient way to create a zero filled JavaScript array?
...ay(len).fill(0);
Not sure if it's fast, but I like it because it's short and self-describing.
It's still not in IE (check compatibility), but there's a polyfill available.
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What's the UIScrollView contentInset property for?
...e what the contentInset property in a UIScrollView instance is used for? And maybe provide an example?
5 Answers
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Why are functions in Ocaml/F# not recursive by default?
Why is it that functions in F# and Ocaml (and possibly other languages) are not by default recursive?
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Any difference between First Class Function and High Order Function
I'm wondering whether/what difference between First Class Function and High Order Function .
6 Answers
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