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What is meaning of boolean value returned from an event-handling method in Android
In android, most event listener methods return a boolean value. What is that true/false value mean ? what will it result in to the subsequence events ?
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Why would introducing useless MOV instructions speed up a tight loop in x86_64 assembly?
Background:
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`date` command on OS X doesn't have ISO 8601 `-I` option?
In a Bash script, I want to print the current datetime in ISO 8601 format (preferably UTC), and it seems that this should be as simple as date -I :
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Java heap terminology: young, old and permanent generations?
I'm trying to understand What the concepts of young , old and permanent generations are in the Java heap terminology, and more specifically the interactions between the three generations.
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Scala: Abstract types vs generics
I was reading A Tour of Scala: Abstract Types . When is it better to use abstract types?
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What size should TabBar images be?
...so, it's not a great idea to embed the title of the tab into the image—you're going to have pretty poor accessibility and localization results like that.
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How can I do division with variables in a Linux shell?
When I run commands in my shell as below, it returns an expr: non-integer argument error. Can someone please explain this to me?
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Why declare a struct that only contains an array in C?
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It allows you to pass the array to a function by value, or get it returned by value from a function.
Structs can be passed by value, unlike arrays which decay to a pointer in these contexts.
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How to use the CancellationToken property?
Compared to the preceding code for class RulyCanceler , I wanted to run code using CancellationTokenSource .
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Rspec: “array.should == another_array” but without concern for order
I often want to compare arrays and make sure that they contain the same elements, in any order. Is there a concise way to do this in RSpec?
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