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Various ways to remove local Git changes

I just cloned a git repository and checked out a branch. I worked on it, and then decided to remove all my local changes, as I wanted the original copy. ...
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Differences between numpy.random and random.random 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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find: missing argument to -exec

I was helped out today with a command, but it doesn't seem to be working. This is the command: 10 Answers ...
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How can I change image tintColor in iOS and WatchKit

...mage. You must add your image to an Asset Catalog in your WatchKit App, and set the image set to be rendered as a Template Image in the Attributes Inspector. Unlike for an iPhone app, you cannot set the template rendering in code in the WatchKit Extension at present. Set that image to be used in ...
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Overriding fields or properties in subclasses

I have an abstract base class and I want to declare a field or a property that will have a different value in each class that inherits from this parent class. ...
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Get battery level and state in Android

How can I get battery level and state (plugged in, discharging, charging, etc)? I researched the developer docs and I found a BatteryManager class. But it doesn't contain any methods, just constants. How do I even use it? ...
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Java String split removed empty values

...le more details: split(regex) internally returns result of split(regex, 0) and in documentation of this method you can find (emphasis mine) The limit parameter controls the number of times the pattern is applied and therefore affects the length of the resulting array. If the limit n is greater than...
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what exactly is device pixel ratio?

... Short answer The device pixel ratio is the ratio between physical pixels and logical pixels. For instance, the iPhone 4 and iPhone 4S report a device pixel ratio of 2, because the physical linear resolution is double the logical linear resolution. Physical resolution: 960 x 640 Logical resolutio...
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How to use git with gnome-keyring integration

... I was hesitant to do this at first, but I did finally and it works perfectly. As the docs for gitcredentials say, you might also want to do git help -a | grep credential- and see if you have other helpers installed. Ones that come by default are credential-cache (remember passwo...
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Best Practice to Organize Javascript Library & CSS Folder Structure [closed]

...ur HTML5 application. This is not an attempt to create any kind of standard. Instead, I will make suggestions on how to group and name files in a logical convenient way. Your Project Let’s assume you are building an HTML5 application. In some cases you may use the root of your server as the ...