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iOS: UIButton resize according to text length
In interface builder, holding Command + = will resize a button to fit its text. I was wondering if this was possible to do programmatically before the button was added to the view.
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How to delete an SMS from the inbox in Android programmatically?
On Android phones SMS messages registered to applications also get sent to the device's inbox. However to prevent clutter, it'd be nice to be able to remove application specific SMS messages from the inbox to reduce the potential overflow of those messages.
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Use email address as primary key?
Is email address a bad candidate for primary when compared to auto incrementing numbers?
25 Answers
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How can I replace a newline (\n) using sed?
...e.
Explanation:
Create a label via :a.
Append the current and next line to the pattern space via N.
If we are before the last line, branch to the created label $!ba ($! means not to do it on the last line as there should be one final newline).
Finally the substitution replaces every newline with ...
Why would I prefer using vector to deque
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Elements in a deque are not contiguous in memory; vector elements are guaranteed to be. So if you need to interact with a plain C library that needs contiguous arrays, or if you care (a lot) about spatial locality, then you might prefer vector. In addition, since there is some ...
Wildcards in a Windows hosts file
I want to setup my local development machine so that any requests for *.local are redirected to localhost . The idea is that as I develop multiple sites, I can just add vhosts to Apache called site1.local , site2.local etc, and have them all resolve to localhost , while Apache serves a differ...
Is there a difference between authentication and authorization?
... a bit (specifically in web-based scenarios but I suppose it's not limited to that) and I was wondering whether or not there was a difference.
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Static way to get 'Context' in Android?
Is there a way to get the current Context instance inside a static method?
19 Answers
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How to prevent ajax requests to follow redirects using jQuery
I use the jQuery ajax functions to access a web service, but the server, instead of returning a response with a status code describing a problem, the request is redirected to a page with a 200 header, describing the problem. I can't make any changes to this, so I need to solve it on the client someh...
What is a plain English explanation of “Big O” notation?
...ely chosen words in that sentence:
relative: you can only compare apples to apples. You can't compare an algorithm that do arithmetic multiplication to an algorithm that sorts a list of integers. But a comparison of two algorithms to do arithmetic operations (one multiplication, one addition) wi...