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How can I use getSystemService in a non-activity class (LocationManager)?
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You can go for this :
getActivity().getSystemService(Context.CONNECTIVITY_SERVICE);
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How to export DataTable to Excel
....Select(val => $"\"{val}\"")));
lines.AddRange(valueLines);
File.WriteAllLines("excel.csv", lines);
This will write a new file excel.csv into the current working directory which is generally either where the .exe is or where you launch it from.
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Is it possible to Turn page programmatically in UIPageViewController?
Is it possible to turn page programmatically in UIPageViewController ?
17 Answers
17
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Concept of void pointer in C programming
...ligned at 4-byte boundary to be dereferenced).
For example, reading uint16_t from void*:
/* may receive wrong value if ptr is not 2-byte aligned */
uint16_t value = *(uint16_t*)ptr;
/* portable way of reading a little-endian value */
uint16_t value = *(uint8_t*)ptr
| ((*((uint8_t*)...
Make a UIButton programmatically in Swift
..., 500)
myFirstButton.addTarget(self, action: #selector(myClass.pressed(_:)), forControlEvents: .TouchUpInside)
self.view.addSubview(myFirstLabel)
self.view.addSubview(myFirstButton)
}
@objc func pressed(sender: UIButton!) {
var alertView = UIAlertView()
alertView.addButtonWithTi...
How do I get the entity that represents the current user in Symfony2?
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* @var Security
*/
private $security;
public function __construct(Security $security)
{
$this->security = $security;
}
public function privatePage() : Response
{
$user = $this->security->getUser(); // null or UserInterface, if logged in
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Convert Elixir string to integer or float
...er directly. If you want to do that, see @Szymon Jeż answer with String.to_integer/1
– user4275029
Sep 26 '16 at 12:27
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可重入函数、不可重入函数及线程安全 - C/C++ - 清泛网 - 专注C/C++及内核技术
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fchown
lstat
setgid
symlink
aio_error
fcntl
mkdir
setpgid
sysconf
aio_return
fdatasync
mkfifo
setsid
tcdrain
aio_suspend
fork
open
setsockop...
Best way to show a loading/progress indicator?
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From the Android Developer website: STYLE_SPINNER Creates a ProgressDialog with a circular, spinning progress bar.
– Tequilaman
Dec 26 '14 at 1:15
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Calculate age given the birth date in the format YYYYMMDD
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@RobG I don't think a full year technically has passed from 2000-02-29 to 2001-02-28, making your answer invalid. It wouldn't make sense, 2000-02-28 to 2001-02-28 is a year, so 2000-02-29 to 2001-02-28, must be less than a year.
– André Sne...