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How do I wrap text in a UITableViewCell without a custom cell
...entifier:CellIdentifier];
if (cell == nil)
{
cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease];
cell.textLabel.lineBreakMode = UILineBreakModeWordWrap;
cell.textLabel.numberOfLines = 0;
cell.textLabel.font = [UIFon...
Is the “struct hack” technically undefined behavior?
...nt to an object which can legally be interpreted as char [100]; inside the allocated object.
– R.. GitHub STOP HELPING ICE
Sep 14 '10 at 23:34
3
...
get NSDate today, yesterday, this Week, last Week, this Month, last Month… variables
...UnitHour | NSCalendarUnitMinute | NSCalendarUnitSecond ) fromDate:[[NSDate alloc] init]];
[components setHour:-[components hour]];
[components setMinute:-[components minute]];
[components setSecond:-[components second]];
NSDate *today = [cal dateByAddingComponents:components toDate:[[NSDate alloc] ...
How can I ssh directly to a particular directory?
...right on the directory_wanted.
Explanation
-t Force pseudo-terminal allocation. This can be used to execute arbitrary screen-based programs on a remote machine, which can be very useful, e.g. when implementing menu services.
Multiple -t options force tty allocation, even if ssh has no l...
Should I store entire objects, or pointers to objects in containers?
... storing pointers into vector can be efficient if used along with a custom allocator for the pointees. The custom allocator has to take care of the cache locality, for example using placement new (see en.wikipedia.org/wiki/Placement_syntax#Custom_allocators).
– amit
...
Programmatically Request Access to Contacts
...NAuthorizationStatusNotDetermined:
{
[[[CNContactStore alloc] init] requestAccessForEntityType:CNEntityTypeContacts completionHandler:^(BOOL granted, NSError * _Nullable error) {
if (granted == YES)
[self showCNContactPicker];
}];
...
Why does the use of 'new' cause memory leaks?
...type B
If you do need dynamic storage duration, store the pointer to the allocated object in an automatic storage duration object that deletes it automatically.
template <typename T>
class automatic_pointer {
public:
automatic_pointer(T* pointer) : pointer(pointer) {}
// destructor...
Dialog throwing "Unable to add window — token null is not for an application” with getApplication()
...ce, which is an object's reference to itself (i.e. reference to the actual allocated memory for storing the object's data). It happens to any allocated memory for which the Garbage Collector (GC) is unable to free up after the allocated memory has outlived its useful lifespan.
Most of the time, whe...
UITableView Cell selected Color?
...ed).
Therefore, if you're using a plain-style table, then you'll need to alloc-init a new UIView having your desired background colour and then assign it to selectedBackgroundView.
Alternatively, you could use:
cell.selectionStyle = UITableViewCellSelectionStyleGray;
if all you wanted was a gr...
What do 'real', 'user' and 'sys' mean in the output of time(1)?
...s'
There are things that your code cannot do from user mode - things like allocating memory or accessing hardware (HDD, network, etc.). These are under the supervision of the kernel, and it alone can do them. Some operations like malloc orfread/fwrite will invoke these kernel functions and that the...