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Difference between events and delegates and its respective applications [closed]
...es in code to provide different strategies of turning certain objects into string. This particular example was a glorified ToString() list of implementations for a particular object type to display it to users.
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Data access object (DAO) in Java
...ent an employee:
public class Employee {
private int id;
private String name;
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
...
Best practice for instantiating a new Android Fragment
...ent.
Bundle args = new Bundle();
args.putInt("someInt", someInt);
args.putString("someString", someString);
// Put any other arguments
myFragment.setArguments(args);
Its a good way to tell other classes what arguments it expects to work faithfully(though you should be able to handle cases if no ar...
Why does Stream not implement Iterable?
... great code-noise. But then this is Java and we have tolerated the List<String> list = new ArrayList(Arrays.asList(array)) for a long time :) Although the powers that be could just offer us all List<String> list = array.toArrayList(). But the real absurdity, is that by encouraging ever...
Order data frame rows according to vector with specific order
...work as long as your target contains exactly the same elements as df$name, and neither contain duplicate values.
From ?match:
match returns a vector of the positions of (first) matches of its first argument
in its second.
Therefore match finds the row numbers that matches target's elements, and...
C# naming convention for constants?
...++ Standard Tempate Library has adopted lower case for constants e.g. std::string::npos (cplusplus.com/reference/string/string/npos). So ALL_CAPS is only for macros and preprocessor directives- which makes it look even more stupider in C#.
– Richard Dingwall
No...
How to make an anchor tag refer to nothing?
...
This has a problem: it doesn't allow tab-navigation.
– Iraimbilanja
May 29 '09 at 7:26
6
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How to determine the longest increasing subsequence using dynamic programming?
...ence) which is ending at element with index i. To compute DP[i] we look at all indices j < i and check both if DP[j] + 1 > DP[i] and array[j] < array[i] (we want it to be increasing). If this is true we can update the current optimum for DP[i]. To find the global optimum for the array you c...
How do you clone an Array of Objects in Javascript?
...re is a pure vanilla one-line solution.
var clonedArray = JSON.parse(JSON.stringify(nodesArray))
To summarize the comments below, the primary advantage of this approach is that it also clones the contents of the array, not just the array itself. The primary downsides are its limit of only workin...
Abstract functions in Swift Language
...tocol
protocol AbstractMethodsForClassX {
func abstractMethod() -> String
}
2. Write your base class
/// It takes an implementation of the protocol as property (same like the delegate in UITableViewController does)
/// And does not implement the protocol as it does not implement the abstr...