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In a storyboard, how do I make a custom cell for use with multiple controllers?
...;
cell.taskTitle.text = [entry title];
// set other outlet values etc. ...
return cell;
}
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender
{
if([[segue identifier] isEqualToString:@"FinishedTask"])
{
// do what you have to do, as usual
}
}
@en...
Is there a replacement for unistd.h for Windows (Visual C)?
...for getpid() and the exec..() family */
#include <direct.h> /* for _getcwd() and _chdir() */
#define srandom srand
#define random rand
/* Values for the second argument to access.
These may be OR'd together. */
#define R_OK 4 /* Test for read permission. */
#define W_OK 2 ...
What is the C runtime library?
...mpatibility, to provide capabilities the standard functions don't address, etc.) In most cases, it will also contain quite a few "internal" functions that are used by the compiler but not normally by the end user.
The runtime library is basically a collection of the implementations of those function...
Understanding Canvas and Surface concepts
...u are familiar with that. All the logic on how to draw a circle, or a box, etc is contained inside Canvas. A canvas draws on a Bitmap or an open GL container but there is no reason why in the future it could be extended to draw onto other types of rasters.
SurfaceView is a View that contains a Surf...
Link to all Visual Studio $ variables
I was having a look at $(Configuration) , $(ProjectDir) etc. in Visual Studio 2008 for Prebuild events.
7 Answers
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What's Pros and Cons: putting javascript in head and putting just before the body close
...er the page is visible to the user.
If you are adding styles or elements (etc. switching textfields with some form of richer editor) this will be visible to the user as flickering.
If you are adding click-events to elements, they will not be clickable until a bit after the elements themselves are ...
How does C compute sin() and other math functions?
...at book, you can decide if you have a hardware adder, multiplier, divider, etc, and decide which operations are fastest. e.g. If you had a really fast divider, the fastest way to calculate sine might be P1(x)/P2(x) where P1, P2 are Chebyshev polynomials. Without the fast divider, it might be just P(...
Performance difference for control structures 'for' and 'foreach' in C#
...get:
list[0]; // head
list[1]; // head.Next
list[2]; // head.Next.Next
// etc.
When you call GetEnumerator (implicitly using the forach-syntax), you'll get an IEnumerator object that has a pointer to the head node. Each time you call MoveNext, that pointer is moved to the next node, like so:
IEn...
JPA: How to have one-to-many relation of the same Entity type
... Collection<A> children;
// Getters, Setters, serialVersionUID, etc...
}
Here's a rough main() method that persists three such entities:
public static void main(String[] args) {
EntityManager em = ... // from EntityManagerFactory, injection, etc.
em.getTransaction().begin();
...
Is it good practice to make the constructor throw an exception? [duplicate]
... recover. Ex. An object constructor loads test data (usernames, passwords, etc.) from a config file. All tests then use the data in config object. Exceptions can be thrown if the file can't be found, data is in wrong format etc. I think the only way we can recover from the exceptions is by making a ...