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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...
How to use custom packages
...and use a custom package in Go. It's probably something very obvious but I cannot find much information about this. Basically, I have these two files in the same folder:
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