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C++ new int[0] — will it allocate memory?
...eclarator is zero, the allocation function is called to allocate an array with no elements.
From 3.7.3.1/2
The effect of dereferencing a pointer returned as a request for zero size is undefined.
Also
Even if the size of the space requested [by new] is zero, the request can fail.
That m...
Checking for empty arrays: count vs empty
...nswered Feb 7 '10 at 6:21
prodigitalsonprodigitalson
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Why can't I use a list as a dict key in python?
I'm a bit confused about what can/can't be used as a key for a python dict.
11 Answers
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What does a type followed by _t (underscore-t) represent?
This seems like a simple question, but I can't find it with the Stack Overflow search or Google. What does a type followed by a _t mean? Such as
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When should I use mmap for file access?
...accessing files. There's the standard system calls open() , read() , write() , and friends, but there's also the option of using mmap() to map the file into virtual memory.
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Is the order guaranteed for the return of keys and values from a LinkedHashMap object?
I know LinkedHashMap has a predictable iteration order (insertion order). Does the Set returned by LinkedHashMap.keySet() and the Collection returned by LinkedHashMap.values() also maintain this order?
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Is it possible to change the location of packages for NuGet?
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It's now possible to control which folder the packages are installed into.
http://nuget.codeplex.com/workitem/215
Edit:
See Phil Haack's comment on Dec 10 2010 at 11:45 PM (in the work item/the link above). The support is ...
JavaScript math, round to two decimal places [duplicate]
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NOTE - See Edit 4 if 3 digit precision is important
var discount = (price / listprice).toFixed(2);
toFixed will round up or down for you depending on the values beyond 2 decimals.
Example: http://jsfiddle.net/calder12/tv9HY/
Documentatio...
Get selected element's outer HTML
I'm trying to get the HTML of a selected object with jQuery. I am aware of the .html() function; the issue is that I need the HTML including the selected object (a table row in this case, where .html() only returns the cells inside the row).
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The “unexpected ++” error in jslint [duplicate]
...follow
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edited Jul 18 '17 at 17:53
user719662
answered Jun 9 '10 at 4:42
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