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How best to determine if an argument is not sent to the JavaScript function
.... On the other hand, the comparison === undefined might be faster than the string comparison. My tests seem to indicate that you're right, though: x === undefined needed ~1.5x the time of typeof x === 'undefined'
– Christoph
Jan 4 '09 at 21:26
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Assignment in an if statement
... me to do it in a while though when reading streams of data. For example:
string line;
while ((line = reader.ReadLine()) != null)
{
...
}
These days I normally prefer to use a wrapper which lets me use foreach (string line in ...) but I view the above as a pretty idiomatic pattern. It's usual...
Decode Base64 data in Java
...he private Sun and the Commons implementations use this. Specifically, for String bigger than 76 characters, newlines are added. I didn't find how to configure JAXB's implementation for this behavior... :-(
– KLE
Mar 18 '10 at 10:25
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Get a list of distinct values in List
In C#, say I have a class called Note with three String member variables.
5 Answers
5
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Include another JSP file
...
</jsp:include>
and
in about.jsp you can take the paramter
<%String leftAds = request.getParameter("articleId");%>
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How do I sort a Set to a List in Java?
...ns.sort(list);
return list;
}
Here's a usage example:
Map<Integer, String> map = new HashMap<Integer, String>();
/* Add entries to the map. */
...
/* Now get a sorted list of the *values* in the map. */
Collection<String> unsorted = map.values();
List<String> sorted = Ut...
Swift compiler segmentation fault when building
...rgument.
protocol SomeProtocolName: class {
var someProtocolVariable: String { get set }
func someProtocolFunction(someProtocolVariable: String)
}
// MARK:
extension SomeProtocolName {
func someProtocolFunction(someProtocolVariable: String?) {
self.someProtocolVariable = someP...
Overloading and overriding
...ss test
{
public void getStuff(int id)
{}
public void getStuff(string name)
{}
}
Overriding
Overriding is a principle that allows you to change the functionality of a method in a child class.
//Overriding
public class test
{
public virtual void getStuff(int id)
{...
How to check if two arrays are equal with JavaScript? [duplicate]
...
This is what you should do. Please do not use stringify nor < >.
function arraysEqual(a, b) {
if (a === b) return true;
if (a == null || b == null) return false;
if (a.length !== b.length) return false;
// If you don't care about the order of the elements...
Change default primary key in Eloquent
...
If you are wanting to use a composite key (a string)
You need to make sure you set public $incrementing = false otherwise laravel will cast the field to an Integer, giving 0
class User extends Model {
protected $primaryKey = 'my_string_key';
public $increment...