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Convert NSURL to local file path
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Use the -[NSURL path] method:
NSLog(@"%@", myUrl.path);
From the documentation:
The path of the URL, unescaped with the stringByReplacingPercentEscapesUsingEncoding: method. If the receiver does not conform to RFC 1808, returns nil.
If this URL object contains a file URL ...
How does Apple find dates, times and addresses in emails?
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Ah, so THIS is where all the hits on my website came from :) FWIW, I was the project lead on Apple Data Detectors back in the days of ATG; what I can add here is that this was an OS 8 and 9 technology only -- it never made the jump to OS X. There are obviously some similar thi...
How to check if a string contains only digits in Java [duplicate]
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You can also use NumberUtil.isNumber(String str) from Apache Commons
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Hidden features of Ruby
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From Ruby 1.9 Proc#=== is an alias to Proc#call, which means Proc objects can be used in case statements like so:
def multiple_of(factor)
Proc.new{|product| product.modulo(factor).zero?}
end
case number
when multiple_of...
How to implement an android:background that doesn't stretch?
...then you will need to force the scaling in the button to prevent the image from stretching.
Code:
onCreate(Bundle bundle) {
// Set content layout, etc up here
// Now adjust button sizes
Button b = (Button) findViewById(R.id.somebutton);
int someDimension = 50; //50pixels
b.setWidth(some...
Performance of FOR vs FOREACH in PHP
...luate at parse time whether anything modifies the array. This prevents it from evaluating the count once.
But even once you fix it with "$c=count($x); for ($i=0; $i<$c; $i++) the $i<$c is a bunch of Zend opcodes at best, as is the $i++. In the course of 100000 iterations, this can matter. F...
What Computer Science concepts should I know? [closed]
...s are often directed to Perl hackers, I think any programmer would benefit from his clear presentation and real code, especially in Higher Order Perl.
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Hash Map in Python
...user for an input. depending on his input I am retrieving some information from the HashMap. If the user enters a key of the HashMap, I would like to retrieve the corresponding value.
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Removing white space around a saved image in matplotlib
... may even have modify this to keep fat lines near the limits of the figure from being shaved by the lack of margins.
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OwinStartup not firing
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Trying to create an application from scratch, without using the MVC template. This ended 2 hours despair.
– mkvlrn
Jan 24 '15 at 14:05
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