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Is file append atomic in UNIX?
...the size of 'PIPE_BUF' is supposed to be atomic. That should be at least 512 bytes, though it could easily be larger (linux seems to have it set to 4096).
This assume that you're talking all fully POSIX-compliant components. For instance, this isn't true on NFS.
But assuming you write to a log f...
What are detached, persistent and transient objects in hibernate?
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A new instance of a persistent class which is not associated with a Session, has no representa...
Why are unsigned int's not CLS compliant?
...unsigned ints which I suspect drove the decision of the designers of VB7/7.1 not to implement as well (it's implemented now in VB8).
To quote:
http://msdn.microsoft.com/en-us/library/12a7a7h3.aspx
The CLS was designed to be large enough to include the language
constructs that are commonly needed by...
How to check if an element is in an array
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What does Html.HiddenFor do?
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It creates a hidden input on the form for the field (from your model) that you pass it.
It is...
Sort Go map values by keys
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The Go blog: Go maps in action has an excellent explanation.
When iterating over a map with a...
getting the screen density programmatically in android?
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How to format a string as a telephone number in C#
I have a string "1112224444' it is a telephone number. I want to format as 111-222-4444 before I store it in a file. It is on a datarecord and I would prefer to be able to do this without assigning a new variable.
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Can you resolve an angularjs promise before you return it?
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Short answer: Yes, you can resolve an AngularJS promise before you return it, and it will beha...