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Why no generics in Go?
...ty interface to construct containers (with explicit unboxing) mean in many cases it is possible to write code that does what generics would enable, if less smoothly.
This remains an open issue.
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Including JavaScript class definition from another file in Node.js
I'm writing a simple server for Node.js and I'm using my own class called User which looks like:
7 Answers
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How to check if object (variable) is defined in R?
... to check if some variable is defined in R - without getting an error. How can I do this?
6 Answers
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Method can be made static, but should it?
...ance methods
10.2.5 Static and instance members of the C# Language Specification explains the difference. Generally, static methods can provide a very small performance enhancement over instance methods, but only in somewhat extreme situations (see this answer for some more details on that).
Rule ...
How can I reverse a NSArray in Objective-C?
...olution using reverseObjectEnumerator.
For reversing a mutable array, you can add the following category to your code:
@implementation NSMutableArray (Reverse)
- (void)reverse {
if ([self count] <= 1)
return;
NSUInteger i = 0;
NSUInteger j = [self count] - 1;
while (i &...
Showing a different background colour in Vim past 80 characters
...color, not just text that goes over the 80 character point. This would indicate how close I am getting to the 80-char point without having to go over it first.
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How can I get Maven to stop attempting to check for updates for artifacts from a certain group from
...ich are roughly split into two libraries of shared code and maybe ten applications which use them. All of these items live in the namespace com.mycompany.* .
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how to bypass Access-Control-Allow-Origin?
I'm doing a ajax call to my own server on a platform which they set prevent these ajax calls (but I need it to fetch the data from my server to display retrieved data from my server's database).
My ajax script is working , it can send the data over to my server's php script to allow it to process.
H...
How to check if a user is logged in (how to properly use user.is_authenticated)?
I am looking over this website but just can't seem to figure out how to do this as it's not working. I need to check if the current site user is logged in (authenticated), and am trying:
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Set cache-control for entire S3 bucket automatically (using bucket policies?)
I need to set cache-control headers for an entire s3 bucket, both existing and future files and was hoping to do it in a bucket policy.
I know I can edit the existing ones and I know how to specify them on put if I upload them myself but unfortunately the app that uploads them cannot set the header...