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Are empty HTML5 data attributes valid?
...ple jQuery plugin that displays inline modals under specified elements. My idea is for the script to auto-init based on data attributes specified on elements.
...
How to synchronize a static variable among threads running different instances of a class in Java?
...Test {
private static int count = 0;
public static synchronized void incrementCount() {
count++;
}
}
Explicitly synchronize on the class object.
public class Test {
private static int count = 0;
public void incrementCount() {
synchronized (Test.class) {
...
Using lambda expressions for event handlers
... this:
public partial class MyPage : System.Web.UI.Page
{
protected void Page_Load(object sender, EventArgs e)
{
//snip
MyButton.Click += new EventHandler(delegate (Object o, EventArgs a)
{
//snip
});
}
}
...
Reading a string with scanf
...ry pointer. I think the C implementation on the Symbolics "Lisp Machines" did something like this.)
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Cannot pass null argument when using type hinting
...her languages null has the ability to be of any type thus making null a valid argument in this case. 2: Php is using a default value for an argument to specify that null is allowable, this is obscure and it makes a mandatory parameter impossible even if the developer wants to force a null to be expl...
In Hibernate Validator 4.1+, what is the difference between @NotNull, @NotEmpty, and @NotBlank?
...g version 4.1):
The @NotNull constraint is defined as:
@Constraint(validatedBy = {NotNullValidator.class})
This class has an isValid method defined as:
public boolean isValid(Object object, ConstraintValidatorContext constraintValidatorContext) {
return object != null;
}
The @NotEmpt...
Android 4.3 Bluetooth Low Energy unstable
... on the Nexus 4). After getting started with the official BLE APIs in Android 4.3, I have noticed that after I connect a device for the first time I am rarely able to successfully connect to / communicate with that device or any other device again.
...
HTTP GET with request body
...ection 9.3:
The GET method means retrieve whatever information ([...]) is identified by the Request-URI.
which states that the request-body is not part of the identification of the resource in a GET request, only the request URI.
Update
The RFC2616 referenced as "HTTP/1.1 spec" is now obsolete. In...
C/C++ Struct vs Class
...r finishing my C++ class it seemed to me the structs/classes are virtually identical except with a few minor differences.
6...
Setting up two different static directories in node.js Express framework
...
It's not possible by one middleware injection, but you can inject static middleware multiple times:
app.configure('development', function(){
app.use(express.static(__dirname + '/public1'));
app.use(express.static(__dirname + '/public2'));
});...