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How do I call one constructor from another in Java?

Is it possible to call a constructor from another (within the same class, not from a subclass)? If yes how? And what could be the best way to call another constructor (if there are several ways to do it)? ...
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Android ImageView Zoom-in and Zoom-Out

I want to Zoom-in and Zoom-out an Android ImageView. I tried most of the samples but in all of them the image in the ImageView itself is getting Zoomed-in and Zoomed-out, while I want to Zoom-in and Zoom-out the ImageView. I want to increase the ImageView width and height while Zooming-in and reduce...
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Difference between two dates in Python

I have two different dates and I want to know the difference in days between them. The format of the date is YYYY-MM-DD. 5 ...
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Swift performSelector:withObject:afterDelay: is unavailable [duplicate]

I have an app in Objective C that I'm transitioning to Swift. In Objective C, I have this method: 3 Answers ...
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How are “mvn clean package” and “mvn clean install” different?

What exactly are the differences between mvn clean package and mvn clean install ? When I run both of these commands, they both seem to do the same thing. ...
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What is the “continue” keyword and how does it work in Java?

I saw this keyword for the first time and I was wondering if someone could explain to me what it does. 13 Answers ...
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C++, Free-Store vs Heap

Dynamic allocations with new/delete are said to take place on the free-store , while malloc/free operations use the heap . I'd like to know if there is an actual difference, in practice. Do compilers make a distinction between the two terms? ( Free store and Heap , not new/malloc ) ...
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MySQL Query - Records between Today and Last 30 Days

I want to return all records that were added to the database within the last 30 days. I need to convert the date to mm/dd/yy because of display purposes. ...
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ZSH complains about RVM __rvm_cleanse_variables: function definition file not found

When using the latest ZSH and RVM on Mac OS X 10.7.4 ZSH complains about this: 5 Answers ...
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What is “Power Save Mode” in IntelliJ IDEA and other Jetbrains IDEs?

I see no readily available Google search results that answer this question. What is it, and what is it used for? 2 Answers...