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When to use a linked list over an array/array list?
...you know the number of elements in the array ahead of time so that you can allocate the correct amount of memory for the array
you need speed when iterating through all the elements in sequence. You can use pointer math on the array to access each element, whereas you need to lookup the node based...
prototype based vs. class based inheritance
...t around someone (not you) trying to make their idea sound like The Best.
All object oriented languages need to be able to deal with several concepts:
encapsulation of data along with associated operations on the data, variously known as data members and member functions, or as data and methods, ...
Checking for NULL pointer in C/C++ [closed]
In a recent code review, a contributor is trying to enforce that all NULL checks on pointers be performed in the following manner:
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How do I fetch a single model in Backbone?
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@SimplGy that works because model.id is essentially synonymous with model.attributes.id. If you call model.set('id'), Backbone sets model.id to whatever you specified. And model.id is what gets used when creating the model-specific URL.
– Lambart
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What is the opposite of :hover (on mouse leave)?
...{
color:#999;
transition: color 0.5s linear; /* vendorless fallback */
-o-transition: color 0.5s linear; /* opera */
-ms-transition: color 0.5s linear; /* IE 10 */
-moz-transition: color 0.5s linear; /* Firefox */
-webkit-transition: color 0.5s linear; /*safari and chr...
You have not concluded your merge (MERGE_HEAD exists)
I made a branch called 'f' and did a checkout to master. When I tried the git pull command I got this message:
13 Answers...
Is delete this allowed?
Is it allowed to delete this; if the delete-statement is the last statement that will be executed on that instance of the class? Of course I'm sure that the object represented by the this -pointer is new ly-created.
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Skip first entry in for loop in python?
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Not for all iterables, but for all sequences.
– Sven Marnach
Apr 9 '12 at 20:27
2
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Getting jQuery to recognise .change() in IE
...Pacifika: Not for me in IE7. At least it gets that right. "click" is a totally different event from "change" and there are at least some cases (if not all) where it's an inappropriate substitute.
– Bobby Jack
Jul 9 '09 at 11:27
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How to check if an object is nullable?
...pe if boxed, but you can with generics:
- so how about below. This is actually testing type T, but using the obj parameter purely for generic type inference (to make it easy to call) - it would work almost identically without the obj param, though.
static bool IsNullable<T>(T obj)
{
if (...