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What is the difference between Non-Repeatable Read and Phantom Read?
What is the difference between non-repeatable read and phantom read?
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Is it safe to delete a NULL pointer?
Is it safe to delete a NULL pointer?
7 Answers
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What is the function of the push / pop instructions used on registers in x86 assembly?
...assembler I often come across people writing that they push a certain register of the processor and pop it again later to restore it's previous state.
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Difference between method and function in Scala
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Jim has got this pretty much covered in his blog post, but I'm posting a briefing here for reference.
First, let's see what the Scala Specification tell us. Chapter 3 (types) tell us about Function Types (3.2.9) and Method Types (3.3.1). ...
Best way to convert string to bytes in Python 3?
...ce[, encoding[, errors]]])
Return a new array of bytes. The bytearray type is a mutable sequence of integers in the range 0 <= x < 256. It has most of the usual methods of mutable sequences, described in Mutable Sequence Types, as well as most methods that the bytes type has, see Bytes and Byt...
What is the difference between a thread and a fiber?
What is the difference between a thread and a fiber? I've heard of fibers from ruby and I've read heard they're available in other languages, could somebody explain to me in simple terms what is the difference between a thread and a fiber.
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Boolean vs boolean in Java
There are discussions around Integer vs int in Java. The default value of the former is null while in the latter it's 0 . How about Boolean vs boolean ?
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How do I choose a HTTP status code in REST API for “Not Ready Yet, Try Again Later”? [closed]
...) associated with thingy #1234 to download. But it may be that the request is made at a time the file does not exist in the server but most definitely will be available at a later time. There's a batch process in the server that generates all the blobs for all the thingies. Thingy 1234 already exi...
'this' vs $scope in AngularJS controllers
In the "Create Components" section of AngularJS's homepage , there is this example:
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Can you explain the concept of streams?
I understand that a stream is a representation of a sequence of bytes. Each stream provides means for reading and writing bytes to its given backing store. But what is the point of the stream? Why isn't the backing store itself what we interact with?
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