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Facebook database design?
... the best explanation of how FB works behind the scenes you can find.
The video and article tells you a few things:
They're using MySQL at the very bottom of their stack
Above the SQL DB there is the TAO layer which contains at least two levels of caching and is using graphs to describe the conne...
Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?
...ase at Google. I recommend finding his Google I/O talk and watch the whole video. It contains a lot of useful information and insight into Android.
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Using Phonegap for Native Application development [closed]
...one-app-part-3-7-dev-tips/
http://evolvingwe.com/upgrading-to-phonegap1-0/
VIDEO Performance Tips for Sencha Touch: http://vimeo.com/17882927
It covers performance features in Sencha, which are great principles we can reapply. We may even be able to cut code from certain pieces of Sencha to reappl...
What does addChildViewController actually do?
... wondering about this question too. I watched Session 102 of the WWDC 2011 videos and Mr. View Controller, Bruce D. Nilo, said this:
viewWillAppear:, viewDidAppear:, etc have nothing to do with addChildViewController:. All that addChildViewController: does is to say "This view controller is a ch...
How does grep run so fast?
...paring a single char in the input to the char in the skip table.
Here's a video explaining Boyer Moore (Credit to kommradHomer)
Another common misconception (for GNU grep) is that fgrep is faster than grep. f in fgrep doesn't stand for 'fast', it stands for 'fixed' (see the man page), and since b...
Choosing Java vs Python on Google App Engine
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June 2013: This video is a very good answer by a google engineer:
http://www.youtube.com/watch?v=tLriM2krw2E
TLDR; is:
Pick the language that you and your team is most productive with
If you want to build something for production: Java ...
Difference between knockout View Models declared as object literals vs functions
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@JohnPapa - just been watching your PluralSight video on knockout (just over half way through - and, coincidentally, just watched the section on object literal vs function). Really well done and has helped the penny drop. Well worth a month's subscription for that alone.
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How to write asynchronous functions for Node.js
...n blocking IO is better. The best way to understand it is to go watch some videos by ryan dahl.
How do I write asynchronous functions for Node?
Just write normal functions, the only difference is that they are not executed immediately but passed around as callbacks.
How should I implement ...
How do you squash commits into one patch with git format-patch?
...nary argument to git diff when dealing with non-text files, e.g. images or videos.
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What to do about a 11000 lines C++ source file?
...rent files and Git will find them, even if you modify them. Apart from the video from Linus Torvalds mentioned in comments below, I have not been able to find something clear about this.
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