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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*)...
How do I autoindent in Netbeans?
In eclipse you can click Ctrl + I at any line, and it'll automatically indent the line or group of lines according to the indentation scheme you chose in the settings.
...
How do I get the entity that represents the current user in Symfony2?
...*
* @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
...
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...
Git push/clone to new server
...s something I can't work out. After creating and using a git repository locally on my Mac, can I push a copy to another server somewhere else? I am behind a firewall so unfortunately I can't run git clone from the other machine.
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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
6
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Best way to show a loading/progress indicator?
...
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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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
...
fchown
lstat
setgid
symlink
aio_error
fcntl
mkdir
setpgid
sysconf
aio_return
fdatasync
mkfifo
setsid
tcdrain
aio_suspend
fork
open
setsockop...
Amazon S3 CORS (Cross-Origin Resource Sharing) and Firefox cross-domain font loading
...irefox not loading font from different origin than the current webpage. Usually, the issue arise when the fonts are served on CDNs.
...
What's the point of map in Haskell, when there is fmap?
...make an answer to draw attention to augustss's comment:
That's not actually how it happens. What happened was that the type of map was generalized to cover Functor in Haskell 1.3. I.e., in Haskell 1.3 fmap was called map. This change was then reverted in Haskell 1.4 and fmap was introduced. The ...