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Null or default comparison of generic argument in C#
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To avoid boxing, the best way to compare generics for equality is with EqualityComparer<T>.Default. This respects IEquatable<T> (without boxing) as well as object.Equals, and handles all the Nullable<T> "lifted" nuances. Hence:
if(EqualityComparer<T>....
Get the real width and height of an image with JavaScript? (in Safari/Chrome)
... elem
var pic_real_width, pic_real_height;
$("<img/>") // Make in memory copy of image to avoid css issues
.attr("src", $(img).attr("src"))
.load(function() {
pic_real_width = this.width; // Note: $(this).width() will not
pic_real_height = this.height; // work for in ...
What is thread contention?
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Essentially thread contention is a condition where one thread is waiting for a lock/object that is currently being held by another thread. Therefore, this waiting thread cannot use that object until the other thread has unlocked that particular object.
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Why use Ruby instead of Smalltalk? [closed]
...n Ruby and Smalltalk -- maglev is a testament to that. Despite having a more unusual syntax, Smalltalk has all (if not more) of the object-oriented beauty of Ruby.
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Git undo changes in some files [duplicate]
... changes to the file A. If you have not yet added the changes to the index or committed them, then you just want to use the checkout command - this will change the state of the working copy to match the repository:
git checkout A
If you added it to the index already, use reset:
git reset A
If ...
WSGI vs uWSGi with Nginx [closed]
...h ARE protocols, not servers. It is used to communicate with web servers for load balancing and especially to take advantage of extra features that pure HTTP can not provide. So far Nginx and Cherokee have implemented this protocol.
uWSGI is a server and one of the protocols it implements is WSGI ...
Rails 4: assets not loading in production
...trying to put my app into production and image and css asset paths aren't working.
18 Answers
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Which is more preferable to use: lambda functions or nested functions ('def')?
...ons but sometimes use nested functions that seem to provide the same behavior.
16 Answers
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How to use Fiddler to monitor WCF service
...achine.
Click Tools | Fiddler Options => Connections => adjust the port as 8888.(allow remote if you need that)
Ok, then from file menu, capture the traffic.
That's all, but don't forget to remove the web.config lines after closing the fiddler, because if you don't it will make an error.
R...
How to split a long regular expression into multiple lines in JavaScript?
...iple lines in my JavaScript code to keep each line length 80 characters according to JSLint rules. It's just better for reading, I think.
Here's pattern sample:
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