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What are the best practices for catching and re-throwing exceptions?
...$e) {
throw new Exception("Could not perform copy operation.", 0, $e);
}
}
}
This case is similar to the above (and the example probably not the best one could come up with), but it illustrates the point of providing more context: if an exception is thrown, it tells us that...
Print number of keys in Redis
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202
You can issue the INFO command, which returns information and statistics about the server. See ...
What can you do in MSIL that you cannot do in C# or VB.NET? [closed]
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20 Answers
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jQuery callback for multiple ajax calls
...tions) options = {};
numRequestToComplete = options.numRequest || 0;
requestsCompleted = options.requestsCompleted || 0;
callBacks = [];
var fireCallbacks = function() {
alert("we're all complete");
for (var i = 0; i < callBacks.length; i++...
How to iterate over values of an Enum having flags?
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edited Nov 13 '10 at 6:33
answered Nov 13 '10 at 6:26
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what exactly is device pixel ratio?
...solution is double the logical linear resolution.
Physical resolution: 960 x 640
Logical resolution: 480 x 320
The formula is:
Where:
is the physical linear resolution
and:
is the logical linear resolution
Other devices report different device pixel ratios, including non-integer ones. ...
Hidden Features of C++? [closed]
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308
votes
Most C++ programmers are familiar with the ternary operator:
x = (y < 0)...
Using SSH keys inside docker container
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30 Answers
30
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How to stop an app on Heroku?
...ectively takes all your app http-processes offline.
$ heroku ps:scale web=0
Scaling web processes... done, now running 0
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MySQL offset infinite rows
...ows from the 96th row
to the last:
SELECT * FROM tbl LIMIT 95, 18446744073709551615;
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