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Require returns an empty object

...requires the first module (book.js) but it (author.js) will receive a partially filled object - however many things were set on the exports in book.js before it required author.js will be in that object After book.js is completely run through, the object author.js got from require('./book') will be ...
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What happens when there's insufficient memory to throw an OutOfMemoryError?

... The JVM never really runs out of memory. It does memory computation of the heap stack in advance. The Structure of the JVM, Chapter 3, section 3.5.2 states: If Java virtual machine stacks can be dynamically expanded, and expansion is...
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Android Task Affinity Explanation

...ayer stack of activities, and two of them were the same activity. Popping all 5 off the stack will create the phenomenon where you will be interacting with two different versions of the same activity and can be quite confusing. Users don't usually think in terms of a rigid stack of activities. ...
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How to rollback a specific migration?

...nt to go back. For example: rake db:rollback STEP=5 Will also rollback all the migration that happened later (4, 3, 2 and also 1). To roll back all migrations back to (and including) a target migration, use: (This corrected command was added AFTER all the comments pointing out the error in the ...
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iOS White to Transparent Gradient Layer is Gray

I have a CAGradientLayer inserted to the bottom of this small detail view that pops up at the bottom of the app. As you can see, I've set the colors from white to clear, but there's this strange gray tint that is showing up. Any ideas? ...
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How to compile a 32-bit binary on a 64-bit linux machine with gcc/cmake

...export mean? Where does it belong? Te header files? The makefile? Nope, totally not an answer for me as a beginner. – Tomáš Zato - Reinstate Monica Sep 29 '15 at 10:09 1 ...
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How do I use vim registers?

...on Windows (or from "mouse highlight" clipboard on Linux) "*p To access all currently defined registers type :reg share | improve this answer | follow | ...
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Forcing a WPF tooltip to stay on the screen

...(after nearly 6 years years, sorry) as the correct answer because this actually works on all supported versions of Windows and keeps it open for 49 days, which should be long enough :p – TimothyP Mar 30 '15 at 9:12 ...
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Sorting Python list based on the length of the string

... def lensort(list_1): list_2=[];list_3=[] for i in list_1: list_2.append([i,len(i)]) list_2.sort(key = lambda x : x[1]) for i in list_2: list_3.append(i[0]) return list_3 This works for me! ...
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NSString property: copy or retain?

Let's say I have a class called SomeClass with a string property name: 10 Answers ...