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Significant new inventions in computing since 1980
...s Xanadu had tried to implement a distributed scheme), the WWW was a new approach for implementing a distributed hypertext system. Berners-Lee combined a simple client-server protocol, markup language, and addressing scheme in a way that was powerful and easy to implement.
I think most innovations...
How do I iterate over an NSArray?
...cts in a collection which conforms to the NSFastEnumeration protocol. This approach has a speed advantage because it stores pointers to several objects (obtained via a single method call) in a buffer and iterates through them by advancing through the buffer using pointer arithmetic. This is much fas...
Isn't it silly that a tiny favicon requires yet another HTTP request? How can I put the favicon into
... Favicon is an SVG, any number of filter effects (both SVG and CSS) can be applied to it.
For instance, alongside the White Unicorn Favicon above, we can easily make a Black Unicorn Favicon by applying the filter:
style="filter: invert(100%);"
Black Unicorn Favicon:
<link rel="icon" href="data:i...
What's the difference between including files with JSP include directive, JSP include action and usi
...tainer!
4) Preludes and codas:
Static: preludes and codas can be applied only to the beginnings and ends of pages.
You can implicitly include preludes (also called headers) and codas
(also called footers) for a group of JSP pages by adding
<include-prelude> and <include-coda...
How does OAuth 2 protect against things like replay attacks using the Security Token?
...f course I'd never do that -- that donut was disgusting.
I wonder if this approach has broader applications. He mentioned this was his second approach, I could call it Olaf 2.0. Anyway I better get home, I gotta start looking for a new job. But not before I get one of those strawberry shakes from t...
How do I check if a string is valid JSON in Python?
...
nothing wrong with it, just a noob mistake on my part. It appears I just cant call file.read() twice. But I can set a variable and use it. And thats what I did.
– Joey Blake
Apr 4 '11 at 15:23
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What's the difference between SoftReference and WeakReference in Java?
...mation" somewere, like cached
reflection information about a class, or a wrapper for an object, etc.
Anything that makes no sense to keep after the object it is associated
with is GC-ed. When the weak reference gets cleared, it gets enqueued in a
reference queue that your code polls somewhere, and i...
Fragment onCreateView and onActivityCreated called twice
I'm developing an app using Android 4.0 ICS and fragments.
5 Answers
5
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How to generate keyboard events in Python?
...__name__ == "__main__":
AltTab()
hexKeyCode is the virtual keyboard mapping as defined by the Windows API. The list of codes is available on MSDN: Virtual-Key Codes (Windows)
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List or IList [closed]
...n chasing hate mail as a result. +1 for all of us who hate it when a small app is loaded with interfaces and clicking on "find definition" takes us somewhere OTHER than the source of the problem... Can I borrow the phrase "Architecture Astronauts"? I can see it will come in handy.
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