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Definition of “downstream” and “upstream”
...rms of source control, you're "downstream" when you copy (clone, checkout, etc) from a repository. Information flowed "downstream" to you.
When you make changes, you usually want to send them back "upstream" so they make it into that repository so that everyone pulling from the same source is worki...
When should I use mmap for file access?
...TLB, the table is global so has to be protected against concurrent access, etc.). You need a certain size of map so that the overhead of read accesses is higher than the overhead of virtual memory manipulation.
– Patrick Schlüter
May 24 '10 at 8:36
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NSInvocation for Dummies?
...So your first argument gets placed at index 2, second argument at index 3, etc...
– Dave
Jul 11 '10 at 20:47
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Concurrent HashSet in .NET Framework?
...people got it wrong). In order to be "Concurrent" operations like GetOrAdd etc should be implemented (like the dictionary) or else concurrency cannot be ensured without additional locking. But if you need additional locking outside the class then why don't you use a simple HashSet right from the sta...
Can I Replace Apache with Node.js?
...low as them. As simple example would probably be, mynode.js/getfile?file=/etc/shadow
– Rahly
Mar 28 '14 at 23:13
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How do I flush the PRINT buffer in TSQL?
...if @MyVariableName is a stringish type (e.g., VARCHAR(MAX), NVARCHAR(MAX), etc.), you can use RAISERROR() with one line: RAISERROR(N'MyVariableName: %s', 0, 1, @MyVariableName).
– binki
Jul 23 '18 at 22:18
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MySQL vs MongoDB 1000 reads
... to perform:
One index lookup on the collection (assuming the entity is fetched by id)
Retrieve the contents of one database page (the actual binary json document)
So a b-tree lookup, and a binary page read. Log(n) + 1 IOs. If the indexes can reside entirely in memory, then 1 IO.
In MySQL with ...
What's the difference between text/xml vs application/xml for webservice response
...e. We use files that are mostly readable but do have base64 encoded nodes, etc..
– Joe Phillips
Feb 21 '13 at 16:11
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How to add elements of a Java8 stream into an existing List
...equential stream and this code will work fine for a while, pass all tests, etc. Then, some arbitrary amount of time later, code elsewhere in the system might change to use parallel streams which will cause your code to break.
OK, then just make sure to remember to call sequential() on any stream be...
How to use sessions in an ASP.NET MVC 4 application?
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It's also recommended to not store any sensitive data in them (passwords, etc).
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