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Difference between HashSet and HashMap?
...hat will be the best Collection for your purposes, this Tutorial is a good starting place. If you truly want to know what's going on, there's a book for that, too.
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How to paginate with Mongoose in Node.js?
...2, Page 3) without making multiple sequential queries to work out where to start the pagination from, which I suspect going to be slower in most cases than just using skip. Of course you may not need to add the ability to skip to specific pages.
– Iain Collins
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How can I calculate the difference between two dates?
...Calendar currentCalendar] components: NSDayCalendarUnit
fromDate: startDate toDate: endDate options: 0];
days = [components day];
I believe this method accounts for situations such as dates that span a change in daylight savings.
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'\r': command not found - .bashrc / .bash_profile [duplicate]
...nly by bash (according to "man bash"). So it must be set before your shell starts - therefore it must go into a Windows environment variable.
– svec
Dec 29 '14 at 14:52
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UIButton Long Press Event
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You can start off by creating and attaching the UILongPressGestureRecognizer instance to the button.
UILongPressGestureRecognizer *longPress = [[UILongPressGestureRecognizer alloc] initWithTarget:self action:@selector(longPress:)];
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How do I use Wget to download all images into a single folder, from a URL?
... that it works in slow or unstable network connections. Wget automatically start download where it was left off in case of network problem. Also downloads file recursively. It’ll keep trying until file has be retrieved completely.
Install wget in linux machine
sudo apt-get install wget
Create a...
How can I resize an image dynamically with CSS as the browser width/height changes?
...d just pixelate and look ugly. If you have a need to make larger, I'd just start with a bigger image.
– Kurt Schindler
Mar 1 '12 at 16:28
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Regular Expressions and negating a whole character group [duplicate]
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Also wants to use start/end markers to enforce the check on the whole string.
– Peter Boughton
Jun 10 '09 at 18:15
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Favorite Django Tips & Features?
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I'm just going to start with a tip from myself :)
Use os.path.dirname() in settings.py to avoid hardcoded dirnames.
Don't hardcode path's in your settings.py if you want to run your project in different locations. Use the following code in s...
ASP.NET MVC RequireHttps in Production Only
... it doesn't work, it should at least convey the general idea, and give you starting point.
Public Class RemoteRequireHttpsAttribute
Inherits System.Web.Mvc.RequireHttpsAttribute
Public Overrides Sub OnAuthorization(ByVal filterContext As _
System.W...