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How do I wrap link_to around some html ruby code?
...e the case that the HTML is being generated from somewhere within your own app which you know to be safe. Still, it's best to avoid this in 99% of situations. (Not to mention the above code has a mistake anyway, it should start with <%=, not <%.)
– GMA
Oc...
What is Ember RunLoop and how does it work?
... I am interested in understanding better how RunLoop works so I can choose appropriate method within its name space, when I have to defer execution of some code for later time.
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Programmatically fire button click event?
... touch. See cocoawithlove.com/2008/10/…. However, you cannot submit your app to the App Store using this method, as it uses a private API. It is normally used for debugging purposes.
– Evan Mulawski
Apr 11 '11 at 18:32
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How to prevent SIGPIPEs (or handle them properly)
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What exactly happens if my program writes to a broken pipe (a socket in my case)? SIG_IGN makes the program ignore the SIG_PIPE, but then does that result in send() doing something undesirable?
– sudo
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Why is require_once so bad to use?
...xtra work being done there but enough to detriment the speed of the whole app?
... I really doubt it... Not unless you're on really old hardware or doing it a lot.
If you are doing thousands of *_once, you could do the work yourself in a lighter fashion. For simple apps, just making sure you've o...
ViewController respondsToSelector: message sent to deallocated instance (CRASH)
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Use Instruments to track down deallocated instance errors. Profile your application (Cmd ⌘+I) and choose Zombies template. After your application is running, try to crash it. You should get something like that:
Click on the arrow next to address in the popover to show object that was called ...
Using a dispatch_once singleton model in Swift
I'm trying to work out an appropriate singleton model for usage in Swift. So far, I've been able to get a non-thread safe model working as:
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Android: When is onCreateOptionsMenu called during Activity lifecycle?
...finishes onCreateOptionsMenu is called.
That will be true on devices and apps with an official Honeycomb-style action bar. If there is no action bar, onCreateOptionsMenu() should not get called until the user calls up the menu, typically by pressing the MENU button.
(I'm using screen size to d...
ExecJS and could not find a JavaScript runtime
...there anyway to have these gems included in the default Gemfile when a new application is created?
– Richard Fawcett
Sep 25 '11 at 16:16
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Is there something like RStudio for Python? [closed]
...dio, you can run parts of code in the code editing window, and the results appear in the console.
10 Answers
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