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When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?
...ate). With MQ this is not a problem because the messages are always serialized at the cost of speed. With Akka they are generally not.
Akka also scales better with large amount of consumers than most MQ. This is because for most MQ (JMS, AMQP) clients every queue connection requires a thread... th...
Is cout synchronized/thread-safe?
In general I assume that streams are not synchronized, it is up to the user to do appropriate locking. However, do things like cout get special treatment in the standard library?
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Multiple INSERT statements vs. single INSERT with multiple VALUES
...------+-------------+---------------+---------------+
| Rows | CachedPlanSize | CompileTime | CompileMemory | Duration/Rows |
+------+----------------+-------------+---------------+---------------+
| 245 | 528 | 41 | 2400 | 0.167346939 |
| 246 | 528 | ...
SQLAlchemy: What's the difference between flush() and commit()?
...rilä
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answered Nov 17 '10 at 6:25
snapshoesnapshoe
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How to check for a valid Base64 encoded string
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It's pretty easy to recognize a Base64 string, as it will only be composed of characters 'A'..'Z', 'a'..'z', '0'..'9', '+', '/' and it is often padded at the end with up to three '=', to make the length a multiple of 4. But instead of comparing these, ...
reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?
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Is null reference possible?
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References are not pointers.
8.3.2/1:
A reference shall be initialized to
refer to a valid object or function.
[Note: in particular, a null reference
cannot exist in a well-defined
program, because the only way to
create such a reference would be to
bind it to the “object” ob...
Why does `True == False is False` evaluate to False? [duplicate]
...rgeca
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Comparing Haskell's Snap and Yesod web frameworks
...ors that includes prepackaged support for arbitrarily nested dynamically sizable lists. These are just some of the growing ecosystem of pluggable snaplets. The sessions and authentication snaplets are written in a way that is back-end agnostic. So with a small amount of glue code you should be ab...
how to split the ng-repeat data with three columns using bootstrap
...ntroller. Here's a simple chunk function and usage.
function chunk(arr, size) {
var newArr = [];
for (var i=0; i<arr.length; i+=size) {
newArr.push(arr.slice(i, i+size));
}
return newArr;
}
$scope.chunkedData = chunk(myData, 3);
Then your view would look like this:
<div class=...