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Should I use int or Int32
In C#, int and Int32 are the same thing, but I've read a number of times that int is preferred over Int32 with no reason given. Is there a reason, and should I care?
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Iterate two Lists or Arrays with one ForEach statement in C#
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283
This is known as a Zip operation and will be supported in .NET 4.
With that, you would be abl...
Is there a method that calculates a factorial in Java?
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28 Answers
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How can you sort an array without mutating the original array?
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the spread-syntax as array literal (copied from mdn):
var arr = [1, 2, 3];
var arr2 = [...arr]; // like arr.slice()
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Spread_operator
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What is the best way to detect a mobile device?
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Proper usage of Optional.ifPresent()
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jwismar
11.6k33 gold badges2626 silver badges4242 bronze badges
answered Jun 15 '14 at 9:41
JB NizetJB Nizet
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How to check if a user is logged in (how to properly use user.is_authenticated)?
...cated is now an attribute in Django 1.10.
The method was removed in Django 2.0.
For Django 1.9 and older:
is_authenticated is a function. You should call it like
if request.user.is_authenticated():
# do something if the user is authenticated
As Peter Rowell pointed out, what may be tripping you...
How can I move a tag on a git branch to a different commit?
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1256
Use the -f option to git tag:
-f
--force
Replace an existing tag with the given name (in...
How can I get the max (or min) value in a vector?
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121
Using c++11/c++0x compile flags, you can
auto it = max_element(std::begin(cloud), std::end(clo...
Regular expression for floating point numbers
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12 Answers
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