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What are Scala context and view bounds?
In a simple way, what are context and view bounds and what is the difference between them?
1 Answer
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Sticky and NON-Sticky sessions
I want to know the difference between sticky- and non-sticky sessions. What I understood after reading from internet:
2 Ans...
Javascript call() & apply() vs bind()?
I already know that apply and call are similar functions which set this (context of a function).
22 Answers
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javascript i++ vs ++i [duplicate]
In javascript I have seen i++ used in many cases, and I understand that it adds one to the preceding value:
8 Answers
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How to convert a unix timestamp (seconds since epoch) to Ruby DateTime?
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DateTime.strptime can handle seconds since epoch. The number must be converted to a string:
require 'date'
DateTime.strptime("1318996912",'%s')
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Disable Rails SQL logging in console
Is there a way to disable SQL query logging when I'm executing commands in the console? Ideally, it would be great if I can just disable it and re-enable it with a command in the console.
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What is the difference between XML and XSD?
What is the difference between Extensible Markup Language (XML) and XML Schema (XSD)?
7 Answers
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Grab a segment of an array in Java without creating a new array on heap
... of an array. An example would be to get the byte array containing the 4th and 5th bytes of a byte array. I don't want to have to create a new byte array in the heap memory just to do that. Right now I have the following code:
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When should I use a struct rather than a class in C#?
When should you use struct and not class in C#? My conceptual model is that structs are used in times when the item is merely a collection of value types . A way to logically hold them all together into a cohesive whole.
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Does the APNS device token ever change, once created?
...st ensures that only APNs generates
the token which it will later honor, and it can assure itself that a
token handed to it by a device is the same token that it previously
provisioned for that particular device—and only for that device.
If the user restores backup data to a new device ...