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how can you easily check if access is denied for a file in .NET?
...heck unless I have to. Is there a file access property I can check before hand?
6 Answers
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Convert string to variable name in JavaScript
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@WojciechBednarski: Don't confuse scope and context. this is context, what it points to depends on how the function is called. In JS, 50% of the time this is window unless you enable strict mode and this becomes undefined and will throw an error. Scope is something...
Google Maps JS API v3 - Simple Multiple Marker Example
...he Google Maps Api. I've got an array of data that I want to cycle through and plot on a map. Seems fairly simple, but all the multi-marker tutorials I have found are quite complex.
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How to access SOAP services from iPhone
I'm planning to develop an app for the iPhone and that app would have to access a couple of SOAP services. While doing some basic checking in the iPhone SDK I was not able to find any support for accessing SOAP services, a bit of Googling lead to the conclusion that there is no support for SOAP in t...
In Rails, how do you render JSON using a view?
Suppose you're in your users controller and you want to get a json response for a show request, it'd be nice if you could create a file in your views/users/ dir, named show.json and after your users#show action is completed, it renders the file.
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Best way to alphanumeric check in JavaScript
...n seems to be much slower (66% in Chrome 36) than charCodeAt(). See jsPerf and my answer below.
– Michael Martin-Smucker
Aug 17 '14 at 18:29
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How to show particular image as thumbnail while implementing share on Facebook?
...the Facebook Lint page got the image into Facebook.
Enter your URL here and FB will update the metadata from your page:
https://developers.facebook.com/tools/debug (updated link)
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Group by month and year in MySQL
...Performance... my test of GROUP BY YEAR(date), MONTH(date) DESC; (~450 ms) and GROUP BY DATE_FORMAT(date,'%Y-%m') (~850 ms) on a InnoDB table with > 300,000 entries showed the former (the marked answer to this question) took ~half the time as the latter.
– ow3n
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Pagination in a REST web application
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In my mind, page is a floating concept, and not related to the underlying domain. And therefore should not be considered as a resource. I mean floating in the sense that it is fluid, that the concept of page changes with the context; one user of your API may be a m...
Changing the image source using jQuery
...id the trick. .destroy() doesn't go nearly far enough. Nuking all the html and than init again actually works when swapping out images of various sizes and such.
– Matt J.
Apr 11 '14 at 16:36
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