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What is the parameter “next” used for in Express?
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Before understanding next, you need to have a little idea of Request-Response cycle in node though not much in detail.
It starts with you making an HTTP request for a particular resource and it ends when you send a response back to the user i.e. when you encounter something lik...
WPF Application that only has a tray icon
...me pointers how to write an application that starts minimized to tray. The idea is that it periodically fetches an RSS Feed and creates a Toaster-Popup when there are new feeds.
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What is Castle Windsor, and why should I care?
...d way of using new, I know where everything is then. I also don't like the idea of using reflections and it is really a black box, code we do not own and therefore do not fully understand.
– Luke T O'Brien
Mar 23 '16 at 12:21
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JavaScript closure inside loops – simple practical example
...(arrayElement, function() {
arrayElement.doSomething();
});
});
The idea is that each invocation of the callback function used with the .forEach loop will be its own closure. The parameter passed in to that handler is the array element specific to that particular step of the iteration. If it'...
Do sealed classes really offer performance Benefits?
...@Smilediver It can improve performance, but only if you have a bad JIT (no idea how good the .NET JITs are nowadays though - used to be quite bad in that regard). Hotspot for example will inline virtual calls and deoptimize later if necessary - hence you pay the additional overhead only if you actua...
Proper REST response for empty table?
...u have no table. Not just empty table but NO USER TABLE. It confirms exact idea - no resource. Further options are to provide more details WHY your table is absent, there is couple of more detailed codes but 404 is pretty good to refer to situation where you really have no table.
200 (OK)
All case...
Message Queue vs. Web Services? [closed]
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Message queues are ideal for requests which may take a long time to process. Requests are queued and can be processed offline without blocking the client. If the client needs to be notified of completion, you can provide a way for the client ...
How do you loop through currently loaded assemblies?
...tion I want to find out all the referenced assemblies in all the projects. Ideas?
– Kumar Vaibhav
Jul 9 '13 at 6:01
Pl...
Meaning of Choreographer messages in Logcat [duplicate]
...he logcat, that I'm quite sure, I haven't seen before. Does anyone have an idea about this?
5 Answers
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How do you find the row count for all your tables in Postgres
...more than 2.15 billion rows may exist (running a count(*) on them is a bad idea, though).
A permanent type need not to be created for a function to return a resultset with several columns. RETURNS TABLE(definition...) is a better alternative.
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