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iPhone: How to switch tabs with an animation?
...oller:(UIViewController *)toVC
{
return [[TabSwitchAnimationController alloc] init];
}
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Implementing IDisposable correctly
...enting IDisposable, you are announcing that
// instances of this type allocate scarce resources.
public class MyResource: IDisposable
{
// Pointer to an external unmanaged resource.
private IntPtr handle;
// Other managed resource this class uses.
priv...
What is the difference between task and thread?
...or Vista, for example. On x86 Linux, the default is usually 2 MiB - again, allocated in page-sized chunks. (simplification) Erlang only uses one system thread per process, those 400 bytes refer to something similar to .NETs Task.
– Luaan
Jun 9 '16 at 16:13
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Generate an integer that is not among four billion given ones
...
For the 1 GB RAM variant you can use a bit vector. You need to allocate 4 billion bits == 500 MB byte array. For each number you read from the input, set the corresponding bit to '1'. Once you done, iterate over the bits, find the first one that is still '0'. Its index is the answer.
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Foreign keys in mongo?
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UPD. I'am using PHP as a programming language, how can I use mongoid, if it is written in Ruby?
– Mark Pegasov
Jun 13 '11 at 17:54
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Is it better to return null or empty collection?
...t;() instead of a new Foo[0]. It is more explicit and saves you one memory allocation (at least, in my installed .NET implementation).
– Trillian
Dec 28 '09 at 20:47
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腾讯Tencent开源框架介绍（持续更新） - 开源 & Github - 清泛网 - 专注C/C++及内核技术
..._t*)args;
int id = 0;
while (true)
{
stTask_t* task = (stTask_t*)calloc(1, sizeof(stTask_t));
task->id = id++;
env->task_queue.push(task);
printf("%s:%d produce task %d\n", __func__, __LINE__, task->id);
co_cond_signal(env->cond);
poll(NULL, 0, 1000);
}
return NULL;
}
v...
How can I produce an effect similar to the iOS 7 blur view?
...backgroundColor = [UIColor clearColor];
UIToolbar* bgToolbar = [[UIToolbar alloc] initWithFrame:myView.frame];
bgToolbar.barStyle = UIBarStyleDefault;
[myView.superview insertSubview:bgToolbar belowSubview:myView];
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Is there any way to hide “-” (Delete) button while editing UITableView
.....
// Configure the cell...
UIButton *checkBoxButton = [[UIButton alloc] initWithFrame:CGRectMake(0.0f, 0.0f, 40.0f, 32.0f)];
[checkBoxButton setTitle:@"O" forState:UIControlStateNormal];
[checkBoxButton setTitle:@"√" forState:UIControlStateSelected];
[checkBoxButton addTarget...
How do I show a console output/window in a forms application?
...nteropServices;
private void Form1_Load(object sender, EventArgs e)
{
AllocConsole();
}
[DllImport("kernel32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
static extern bool AllocConsole();
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