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Describe the architecture you use for Java web applications? [closed]
...Since interface and implementation layer are separated, it is easy to roll out ad-hock module implementation for that specific client without affecting dependant modules. And Spring Framework makes it easy to inject different implementation.
Our business layer is based on POJOs. One tendency I am o...
LEFT JOIN vs. LEFT OUTER JOIN in SQL Server
What is the difference between LEFT JOIN and LEFT OUTER JOIN ?
12 Answers
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LINQ to SQL Left Outer Join
Is this query equivalent to a LEFT OUTER join?
6 Answers
6
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Where does Xcode 4 store Scheme Data?
...d used by everyone. Hopefully this will help someone else trying to figure out the same thing!
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How to read from a file or STDIN in Bash?
... sends the input piped to your bash script into less's stdin.
Read more about file descriptor redirection.
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Where are Docker images stored on the host machine?
...the images.
/var/lib/docker/graph/<id> now only contains metadata about the image, in the json and layersize files.
In the case of aufs:
/var/lib/docker/aufs/diff/<id> has the file contents of the images.
/var/lib/docker/repositories-aufs is a JSON file containing local image inform...
Is there a way to loop through a table variable in TSQL without using a cursor?
...e this one a downvote. Why should he avoid using a cursor? He's talking about iterating over table variable, not a traditional table. I don't believe the normal downsides of cursors applies here. If row-by-row processing is truly required (and as you point out he should be certain about that first)...
Can I change multiplier property for NSLayoutConstraint?
...h sets of constraints and decide which should be active at any time:
NSLayoutConstraint *standardConstraint, *zoomedConstraint;
// ...
// switch between constraints
standardConstraint.active = NO; // this line should always be the first line. because you have to deactivate one before activating th...
Count rows with not empty value
...t: How can I count the rows of a given area that have a value? All hints about this I found up to now lead to formulas that do count the rows which have a not empty content (including formula), but a cell with
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What's the “average” requests per second for a production web application?
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Not sure anyone is still interested, but this information was posted about Twitter (and here too):
The Stats
Over 350,000 users. The actual numbers are as always, very super super top secret.
600 requests per second.
Average 200-300 connections per second. Spiking to 800 connections per second...