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Can I have onScrollListener for a ScrollView?
I am using a HorizontalScrollView in a layout and I need to identify the user have reached the start and end point of the scroll.
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Why is this program valid? I was trying to create a syntax error
I'm running ActiveState's 32 bit ActivePerl 5.14.2 on Windows 7. I wanted to mess around with a Git pre-commit hook to detect programs being checked in with syntax errors. (Somehow I just managed to do such a bad commit.) So as a test program I randomly jotted this:
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How do I tell Spring Boot which main class to use for the executable jar?
My project has more than one class with a main method. How do I tell the Spring Boot Maven plugin which of the classes it should use as the main class?
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Given a class, see if instance has method (Ruby)
I know in Ruby that I can use respond_to? to check if an object has a certain method.
12 Answers
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How to wait for async method to complete?
I'm writing a WinForms application that transfers data to a USB HID class device. My application uses the excellent Generic HID library v6.0 which can be found here . In a nutshell, when I need to write data to the device, this is the code that gets called:
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IntelliJ IDEA with Junit 4.7 “!!! JUnit version 3.8 or later expected:”
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What is the difference between iterator and iterable and how to use them?
I am new in Java and I'm really confused with iterator and iterable. Can anyone explain to me and give some examples?
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How do I copy a hash in Ruby?
I'll admit that I'm a bit of a ruby newbie (writing rake scripts, now). In most languages, copy constructors are easy to find. Half an hour of searching didn't find it in ruby. I want to create a copy of the hash so that I can modify it without affecting the original instance.
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How to replace a hash key with another key
I have a condition where, I get a hash
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