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Array include any value from another array?
...de? may be faster as shown by Lee Jarvis' answer -- probably because & allocates a new Array while another solution does not and works as a simple nested loop to return a boolean.
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improv...
What is the difference between lock and Mutex?
...s really a shortcut to the Monitor class, on the other hand tries to avoid allocating kernel resources and transitioning to kernel code (and is thus leaner & faster - if one has to find a WinAPI construct that it resembles, it would be CriticalSection).
The other difference is what others point...
Freeze the top row for an html table only (Fixed Table Header Scrolling) [duplicate]
...CT pixel widths because tables are so cute in that different browsers will allocate pixels differently based on calculations and you simply CANNOT (AFAIK) guarantee that the distribution will be perfect in all cases. It becomes glaringly obvious if you have borders within your table.
I took a diffe...
How to link to apps on the app store
...roductViewController *storeViewController = [[SKStoreProductViewController alloc] init];
storeViewController.delegate = self;
NSNumber *identifier = [NSNumber numberWithInteger:iTunesItemIdentifier];
NSDictionary *parameters = @{ SKStoreProductParameterITunesItemIdentifier:identifier ...
How to see if an NSString starts with a certain other string?
...X", @"Y", @"Z", nil];
NSMutableArray *sectionArray = [[NSMutableArray alloc] init];
for (NSString *character in alphaArray) {
if ([self stringPrefix:character isInArray:self.depNameRows]) {
[sectionArray addObject:character];
}
}
return sectionArray...
What is Weak Head Normal Form?
...o enable memory stats with :set +s. You can then see that foldl' f ends up allocating more thunks than foldl' f'.
– hammar
Jun 2 '17 at 15:34
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Error handling in C code
...als not retaining their changed values and all) and leaks resources if you allocate any in between the setjmp and longjmp calls. You should be able to do like 30 returns and int-val checks before you recoup the cost of sigjmp/longjmp. Most callstacks don't go that deep especially if you don't go he...
c++11 Return value optimization or move? [duplicate]
... into the data type directly as values rather than hidden behind freestore allocations that allow STL optimizations to obscure the move. (It might be a good change to make to that cppreference.com page, to more directly illustrate value-based moves and copy/move elision.)
– Ad...
How to determine if binary tree is balanced?
...ty should be O(H) where H is the height of the tree. This is because stack allocation for recursion.
– legrass
Aug 15 '15 at 10:43
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Determining 32 vs 64 bit in C++
... Standard says that size of size_t is large enough to hold size of any allocated object in system. Usually it is what you want to know while conditional compiling. If it is not what you want, you could use this snippet with some other type instead of size_t. For instance, it could be void*.
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