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What is “lifting” in Haskell?
I don't understand what "lifting" is. Should I first understand monads before understanding what a "lift" is? (I'm completely ignorant about monads, too :) Or can someone explain it to me with simple words?
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What are “res” and “req” parameters in Express functions?
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req is an object containing information about the HTTP request that raised the event. In response to req, you use res to send back the desired HTTP response.
Those parameters can be named anything. You could change that code to this if it's more clear:
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What do the plus and minus signs mean in Objective-C next to a method?
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+ is for a class method and - is for an instance method.
E.g.
// Not actually Apple's code.
@interface NSArray : NSObject {
}
+ (NSArray *)array;
- (id)objectAtIndex:(NSUInteger)index;
@end
// somewhere else:
id myArray = [NSAr...
How do I update Ruby Gems from behind a Proxy (ISA-NTLM)
...e have success getting their Ruby gems to install/update via Ruby SSPI gem or other method?
20 Answers
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Failed to locate the winutils binary in the hadoop binary path
I am getting the following error while starting namenode for latest hadoop-2.2 release. I didn't find winutils exe file in hadoop bin folder. I tried below commands
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What's the best online payment processing solution? [closed]
..." type answer because like so many things it is a balance and the reasons for choosing a payment processing solution tend to be complex.
Volume / Value
The most important factor in choosing a secure payment clearance service (the people who will connect to the banking networks and clear the money fo...
Downloading all maven dependencies to a directory NOT in repository?
...to maven because I needed to use a library that was distributed in binary form over maven only, but after banging my head against the wall on it for far too long I've decided to stop hurting myself and just use Ant. I'd like to just have maven download the jar and all of its transitive dependencies...
Can you use @Autowired with static fields?
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In short, no. You cannot autowire or manually wire static fields in Spring. You'll have to write your own logic to do this.
share
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What's the difference between RSpec and Cucumber? [closed]
...I've built a web application that's in use now with authentication and authorization and postgresql db.
1 Answer
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How do I apply a style to all buttons of an Android application
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For Android styles, you reference the preset attributes that Android has laid out in R.attr. In this case, it looks like you want to to reference android:buttonStyle. I think this would work:
<style name="ApplicationStyle...