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regex.test V.S. string.match to know if a string matches a regular expression
...he matches when matching a string against a regular expression. Returns an array with the matches or null if there are none.
Since null evaluates to false,
if ( string.match(regex) ) {
// There was a match.
} else {
// No match.
}
Performance
Is there any difference regarding performanc...
Using Mockito's generic “any()” method
I have an interface with a method that expects an array of Foo :
4 Answers
4
...
When should we use intern method of String on String literals
... hasReferenceVal public, without going into much detail that it expects an array of interned strings.
V2.0
public class MyClass
{
private String reference_val;
...
public boolean hasReferenceVal ( final String[] strings )
{
for ( String s : strings )
{
if ( s == reference_va...
When to use references vs. pointers
...ead of references.
Use references for aliasing (eg. int &current = someArray[i])
Regardless which one you use, don't forget to document your functions and the meaning of their parameters if they are not obvious.
share
...
What's the advantage of Logic-less template (such as mustache)?
...what logic you have. Or what if I want to output the number of items in an array? I don't know how I could use mustache, it appears to lack things like that.
– Paul Shapiro
Apr 17 '12 at 21:20
...
How to scale down a range of numbers with a known min and max value
...wered this a long time ago, but here's a cleaner function that I use now:
Array.prototype.scaleBetween = function(scaledMin, scaledMax) {
var max = Math.max.apply(Math, this);
var min = Math.min.apply(Math, this);
return this.map(num => (scaledMax-scaledMin)*(num-min)/(max-min)+scaledMin);...
How to get result of console.trace() as string in javascript with chrome or firefox?
...
This will give a stack trace (as array of strings) for modern Chrome, Firefox, Opera and IE10+
function getStackTrace () {
var stack;
try {
throw new Error('');
}
catch (error) {
stack = error.stack || '';
}
stack = stack.split('\n')....
What is a race condition?
...eed to be shared in a milti-threaded system. For example you might have an array where each element needs processing. You could possibly partition the array and have a thread for each partition and the threads can do their work completely independently of one another.
– Ian War...
How does Dijkstra's Algorithm and A-Star compare?
...
void dijkstra(int graph[V][V], int src)
{
int dist[V]; // The output array. dist[i] will hold the shortest
// distance from src to i
bool sptSet[V]; // sptSet[i] will true if vertex i is included in shortest
// path tree or shortest distance from src to i ...
Proper way to use AJAX Post in jquery to pass model from strongly typed MVC3 view
...ty=blah&State=blah&ZipCode=blah&Country=blah"
2) Object Array:
$.ajax({
url: '/en/Home/Check',
data: $('#form').serializeArray(),
type: 'POST',
});
Data here is an array of key/value pairs :
=[{name: 'Address1', value: 'blah'}, {name: 'Address2', value: 'blah'}, {...