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Constant pointer vs Pointer to constant [duplicate]
I want to know the difference between
8 Answers
8
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Remove blank attributes from an Object in Javascript
...t is:
/**
* Delete all null (or undefined) properties from an object.
* Set 'recurse' to true if you also want to delete properties in nested objects.
*/
function delete_null_properties(test, recurse) {
for (var i in test) {
if (test[i] === null) {
delete test[i];
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Invert “if” statement to reduce nesting
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@Mark T There are settings in visual studio to prevent it from breaking that code up.
– Aaron Smith
Nov 7 '08 at 15:45
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How can you do anything useful without mutable state?
...t looks as if I'm doing the same thing as an imperative language, but just setting up all kinds of boundaries to purposefully make programming more difficult. My point of view, you're just experiencing the Blub paradox.
I was skeptical at first, but I jumped on the functional programming train a fe...
In C#, what happens when you call an extension method on a null object?
Does the method get called with a null value or does it give a null reference exception?
7 Answers
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Why does Math.Round(2.5) return 2 instead of 3?
In C#, the result of Math.Round(2.5) is 2.
15 Answers
15
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Replacement for “rename” in dplyr
I like plyr's renaming function rename . I have recently started using dplyr, and was wondering if there is an easy way to rename variables using a function from dplyr, that is as easy to use as to plyr's rename ?
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LINQ Select Distinct with Anonymous Types
So I have a collection of objects. The exact type isn't important. From it I want to extract all the unique pairs of a pair of particular properties, thusly:
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How can I read a function's signature including default argument values?
Given a function object, how can I get its signature? For example, for:
8 Answers
8
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What is the optimal length for user password salt? [closed]
... those at other sites, and at that point the attacker needs a much smaller set of rainbow tables to make attacks feasible. This is why the per-site salt idea is mentioned, to avoid this kind of collision with other sites.
– Nate C-K
Jan 24 '14 at 2:26
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