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Best explanation for languages without null
...grammers are complaining about null errors/exceptions someone asks what we do without null.
11 Answers
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UIActivityViewController crashing on iOS 8 iPads
... @Daljeet This will crash on iOS7 since UIActivityController doesn't have a property popoverPresentationController there. Use this code to make it work on iOS8 and iOS7: if ( [activityViewController respondsToSelector:@selector(popoverPresentationController)] ) { // iOS8 ac...
How do I limit task tags to current project in Eclipse?
Eclipse currently shows the task tags ( // TODO ) from all open projects. I would be grateful if anyone could point out the preference, where I could restrict the scope of tasks displayed (e.g. only tasks from current project).
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How to do error logging in CodeIgniter (PHP)
I want error logging in PHP CodeIgniter. How do I enable error logging?
5 Answers
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How do I add spacing between columns in Bootstrap?
...You can achieve spacing between columns using the col-md-offset-* classes, documented here. The spacing is consistent so that all of your columns line up correctly. To get even spacing and column size I would do the following:
<div class="row">
<div class="col-md-5"></div>
<...
Upgrade python packages from requirements.txt using pip command
How do I upgrade all my python packages from requirements.txt file using pip command?
13 Answers
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How do I create a simple 'Hello World' module in Magento?
...te.
Second, if you have a choice, and aren't an experienced programmer or don't have access to an experienced programmer (ideally in PHP and Java), pick another cart. Magento is well engineered, but it was engineered to be a shopping cart solution that other programmers can build modules on top of....
Traits vs. interfaces
...euse and not wanting to necessarily inherit from an abstract class. What I don't understand is: What is the crucial difference between using traits versus interfaces?
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back button callback in navigationController in iOS
...ress the back button it goes to the previous view automatically. I want to do a few things when back button is pressed before popping the view off the stack. Which is the back button callback function?
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Best practice for partial updates in a RESTful service
... send an email to customer 123? Something like a pure RPC method call that doesn't change the state of the object at all. What is the RESTful way of doing this?
– magiconair
Mar 14 '10 at 20:08
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