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Given an RGB value, how do I create a tint (or shade)?

Given an RGB value, like 168, 0, 255 , how do I create tints (make it lighter) and shades (make it darker) of the color? 3...
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Differences between numpy.random and random.random in Python

I have a big script in Python. I inspired myself in other people's code so I ended up using the numpy.random module for some things (for example for creating an array of random numbers taken from a binomial distribution) and in other places I use the module random.random . ...
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What does T&& (double ampersand) mean in C++11?

I've been looking into some of the new features of C++11 and one I've noticed is the double ampersand in declaring variables, like T&& var . ...
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In AngularJS, what's the difference between ng-pristine and ng-dirty?

What are the differences between ng-pristine and ng-dirty ? It seems you can have both to be true : 5 Answers ...
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How to implement if-else statement in XSLT?

I am trying to implement an if -else statement in XSLT but my code just doesn't parse. Does anyone have any ideas? 5 Answe...
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How Do I 'git fetch' and 'git merge' from a Remote Tracking Branch (like 'git pull')

I have set up some remote tracking branches in git, but I never seem to be able to merge them into the local branch once I have updated them with 'git fetch'. ...
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What is git actually doing when it says it is “resolving deltas”?

During the first clone of a repository, git first receives the objects (which is obvious enough), and then spends about the same amount of time "resolving deltas". What's actually happening during this phase of the clone? ...
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Java - No enclosing instance of type Foo is accessible

I have the following code: 5 Answers 5 ...
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Decompressing GZip Stream from HTTPClient Response

I am trying to connect to an api, that returns GZip encoded JSON, from a WCF service (WCF service to WCF service). I am using the HTTPClient to connect to the API and have been able to return the JSON object as a string. However I need to be able to store this returned data in a database and as su...
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Notification click: activity already open

I have an application with notifications that open a certain activity if I click them. I want that, if I click the notification and the activity is already opened, it's not started again, but just brought to front. ...