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Real world use of JMS/message queues? [closed]
...code would publish a message onto a JMS queue which includes an order id. One part of your application listening to the queue may respond to the event by taking the orderId, looking the order up in the database and then place that order with another third party system. Another part of your applica...
Delete an element from a dictionary
...a time when i wanted copies of the dictionary, i've always relied on 'everyones' copy being the same. great point.
– tMC
Apr 30 '11 at 21:38
30
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What is the difference between “text” and new String(“text”)?
... String s = "text"; may reuse an instance from the string constant pool if one is available.
You very rarely would ever want to use the new String(anotherString) constructor. From the API:
String(String original) : Initializes a newly created String object so that it represents the same sequenc...
Could not load file or assembly 'Newtonsoft.Json' or one of its dependencies. Manifest definition do
...still receiving the error above. It wasn't until I made the changes I mentioned that I was able to get it to work properly.
– CraigV
Jul 1 '14 at 17:56
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Why are there no ++ and -- operators in Python?
...ine.
It's not a decision of whether it makes sense, or whether it can be done--it does, and it can. It's a question of whether the benefit is worth adding to the core syntax of the language. Remember, this is four operators--postinc, postdec, preinc, predec, and each of these would need to have i...
Foreach loop, determine which is the last iteration of the loop
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How about a good old fashioned for loop?
for (int i = 0; i < Model.Results.Count; i++) {
if (i == Model.Results.Count - 1) {
// this is the last item
}
}
Or using Linq and the foreach:
foreach (Item result in Model.Results...
When to use LinkedList over ArrayList in Java?
I've always been one to simply use:
33 Answers
33
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Metadata file '.dll' could not be found
...s well and lead to very strange Visual Studio behaviour, so deleting it is one of the things I always try.
Note that deleting the .suo file will reset the startup project(s) of the solution.
More on the .suo file is here.
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Regular cast vs. static_cast vs. dynamic_cast [duplicate]
I've been writing C and C++ code for almost twenty years, but there's one aspect of these languages that I've never really understood. I've obviously used regular casts i.e.
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PostgreSQL: Show tables in PostgreSQL
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\dt is very useful. That pg_catalog.pg_tables one is much less so, as it appears to lump internal tables together with the user-created ones for whatever database you happen to be connected to.
– aroth
Jul 29 '13 at 6:25
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