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How to detect total available/free disk space on the iPhone/iPad device?
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Original answer:
I found the following solution working for me:
-(uint64_t)getFreeDiskspace {
uint64_t totalSpace = 0;
uint64_t totalFreeSpace = 0;
NSError *error = nil;
NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
NSDic...
Difference between Array and List in scala
...han an Array (which is actually mutable - the immutable analog of Array is IndexedSeq).
If you are coming from a Java background, then the obvious parallel is when to use LinkedList over ArrayList. The former is generally used for lists which are only ever traversed (and whose size is not known upf...
How to easily resize/optimize an image size with iOS?
...its original size, I'm planning on resizing the image to something a bit smaller to save on space/performance.
18 Answers
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Factory pattern in C#: How to ensure an object instance can only be created by a factory class?
...some check before creating an object, probably in its constructor. This is all okay until I decide I want to make this check be a part of the business logic. So, how can I arrange for a business object to be creatable only through some method in my business logic class but never directly? The first ...
Best practice for localization and globalization of strings and labels [closed]
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As far as I know, there's a good library called localeplanet for Localization and Internationalization in JavaScript. Furthermore, I think it's native and has no dependencies to other libraries (e.g. jQuery)
Here's the website of library: http://www.localeplanet....
What's the difference between belongs_to and has_one?
...dates :foreign_key, presence: true, uniqueness: true
add a database unique index on the foreign key.
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Comments in Android Layout xml
... > Also you cannot use them inside tags. Quite unfortunate really.
– linuxjava
Sep 3 '15 at 15:39
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Algorithm for classifying words for hangman difficulty levels as “Easy”,“Medium”, or “Hard”
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def difficulty(word):
unique = set(word)
positions = sum(letters.index(c) for c in word)
return len(word) * len(unique) * (7 - len(unique & vowels)) * positions
words = ['the', 'potato', 'school', 'egypt', 'floccinaucinihilipilification']
for word in words:
print difficulty(...
What is the native keyword in Java for?
...tation doesn’t have to use JNI. Certain JRE methods are handled intrinsically by the JVM. In fact, it’s not even mandatory that the implementation is actually native code. It’s just “implemented in a language other than the Java programming language”.
– Holger
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How to print the ld(linker) search path
...he spot. I have a linking problem, during linking process linker finds manually installed libraries in /usr/local/.. which causes missing library error, and linking fails. I have to rename /usr/local everytime to exclude that search path. Is there a simple way to exclude or override /usr/local path?...