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What is the function __construct used for?

I have been noticing __construct a lot with classes. I did a little reading and surfing the web, but I couldn't find an explanation I could understand. I am just beginning with OOP. ...
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Difference between acceptance test and functional test?

... In my world, we use the terms as follows: functional testing: This is a verification activity; did we build a correctly working product? Does the software meet the business requirements? For this type of testing we have te...
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Calculate date/time difference in java [duplicate]

I want to calculate difference between 2 dates in hours/minutes/seconds. 17 Answers ...
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combinations between two lists?

It’s been a while and I’m having trouble wrapping my head around a algorithm I’m try to make. Basically, I have two lists and want to get all the combinations of the two lists. ...
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How do I Disable the swipe gesture of UIPageViewController?

In my case parent UIViewController contains UIPageViewController which contains UINavigationController which contains UIViewController . I need to add a swipe gesture to the last view controller, but swipes are handled as if they belong to page view controller. I tried to do this both program...
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How to “perfectly” override a dict?

... a subclass of dict as possible? The end goal is to have a simple dict in which the keys are lowercase. 5 Answers ...
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How to automatically convert strongly typed enum into int?

The a::LOCAL_A is what the strongly typed enum is trying to achieve, but there is a small difference : normal enums can be converted into integer type, while strongly typed enums can not do it without a cast. ...
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How to elegantly rename all keys in a hash in Ruby? [duplicate]

... ages = { 'Bruce' => 32, 'Clark' => 28 } mappings = { 'Bruce' => 'Bruce Wayne', 'Clark' => 'Clark Kent' } ages.transform_keys(&mappings.method(:[])) #=> { 'Bruce Wayne' => 32, 'Clark Kent' => 28 } ...
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What is the maven-shade-plugin used for, and why would you want to relocate Java packages?

I found the maven-shade-plugin being used in someone's pom.xml. I've never used maven-shade-plugin before (and I'm a Maven n00b) so I tried to understand the reason for using this and what it does. ...
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Getting random numbers in Java [duplicate]

I would like to get a random value between 1 to 50 in Java. 2 Answers 2 ...