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NSOperation vs Grand Central Dispatch
...ed first, but as of 10.5 and iOS 2, NSOperationQueue and friends are internally implemented using GCD.
In general, you should use the highest level of abstraction that suits your needs. This means that you should usually use NSOperationQueue instead of GCD, unless you need to do something that NSOp...
AngularJS: Understanding design pattern
...a and display.
Models are prime candidates for unit testing, as they typically have exactly one dependency (some form of event emitter, in common case the $rootScope) and contain highly testable domain logic.
Model should be considered as an implementation of particular unit.
It is based on singl...
How to get a complete list of ticker symbols from Yahoo Finance? [closed]
...d endlessly for a method of getting a complete (and daily updated) list of all Yahoo ticker symbols available through http://finance.yahoo.com
...
Prevent redirection of Xmlhttprequest
...rwriting some HTTP headers that were set in the original request. Specifically, if the "Accept" header was set to a specific content-type, Firefox fails to include this header when following the redirect (which makes it a tad more difficult to develop fully REST-based web services that use this hea...
What do single quotes do in C++ when used on multiple characters?
... answered Sep 18 '11 at 6:45
K-balloK-ballo
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How does Facebook Sharer select Images and other metadata when sharing my URL?
...of 3:1, and in PNG, JPEG or GIF format.
Can I specify multiple images to allow the user to select an image?
Yes, you just need to add multiple image meta tags in the order you want them to appear in. The user will then be presented with an image selector dialog:
I specified the appropriate imag...
Best approach for GPGPU/CUDA/OpenCL in Java?
...FAIK, JavaCL / OpenCL4Java is the only OpenCL binding that is available on all platforms right now (including MacOS X, FreeBSD, Linux, Windows, Solaris, all in Intel 32, 64 bits and ppc variants, thanks to its use of JNA).
It has demos that actually run fine from Java Web Start at least on Mac and ...
Chaining multiple MapReduce jobs in Hadoop
... edited yesterday
Max Niebergall
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answered Mar 24 '10 at 22:31
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Facebook Access Token for Pages
...ken
Click on your page's id
Add the page's access_token to the GET fields
Call the connection you want (e.g.: PAGE_ID/events)
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How do I check how many options there are in a dropdown menu?
...ctual option count / select.length after I populated my select list dynamically via ajax in the .done({}); using .append(). Way to go!
– yardpenalty.com
Nov 10 '16 at 21:35
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