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Is it safe to resolve a promise multiple times?
... rejected), that is it for a defered object - it is done.
If you should call then(...) on it's promise again, you should immediately get the (first) resolved/rejected result.
Additional calls to resolve() will not (should not?) have any effect. Not sure what happens if you attempt to reject a de...
What does Connect.js methodOverride do?
...en you can use app.delete and app.put in Express instead of using app.post all the time (thus more descriptive, verbose):
Backend:
// the app
app.put('/users/:id', function (req, res, next) {
// edit your user here
});
Client logic:
// client side must be..
<form> ...
<input type=...
What is a callback function?
What is a callback function?
21 Answers
21
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Fatal error: “No Target Architecture” in Visual Studio
... windows.h defines alkinds of other defines based on compiler-switches and includes many WINAPI-headers ,some of which depending on things defned by windows.h.
– engf-010
Jan 30 '11 at 22:26
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Can I load a UIImage from a URL?
... it says right in UIImage Class Reference what file formats it can support and imageWithData: says it can be data from a file, sounds like it should work.
– progrmr
May 6 '10 at 19:29
...
What is the difference between SessionState and ViewState?
... saved on the server, ViewState is saved in the page.
Session state is usually cleared after a period of inactivity from the user (no request happened containing the session id in the request cookies).
The view state is posted on subsequent post back in a hidden field.
...
How to print struct variables in console?
... @fnr If you have a JSON document, you would need to unmarshall it, before being able to print its field.
– VonC
Jul 1 '14 at 14:16
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How to install a specific version of a ruby gem?
Using the command-line gem tool, how can I install a specific version of a gem?
6 Answers
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SQL - using alias in Group By
...ceptions though: MySQL and Postgres seem to have additional smartness that allows it.
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When to use inline function and when not to use it?
...at inline is a hint or request to compiler and its used to avoid function call overheads.
14 Answers
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