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How to detect a loop in a linked list?
... assert nodes[i].next == nodes[i + 1];
}
}
public static void main(String[] args) {
Node[] nodes = new Node[100];
for (int i = 0; i < nodes.length; i++) {
nodes[i] = new Node();
}
for (int i = 0; i < nodes.length - 1; i++) {
nodes[i].next = nodes[i + 1];...
New features in java 7
.../ code
}
Underscores in numeric literals
int one_million = 1_000_000;
Strings in switch
String s = ...
switch(s) {
case "quux":
processQuux(s);
// fall-through
case "foo":
case "bar":
processFooOrBar(s);
break;
case "baz":
processBaz(s);
// fall-through
def...
Unexpected Caching of AJAX results in IE8
...e
});
which will cause jQuery to add a random value to the request query string, thereby preventing IE from caching the response.
Note that if you have other Ajax calls going on where you do want caching, this will disable it for those too. In that case, switch to using the $.ajax() method and en...
Remove all special characters with RegExp
I would like a RegExp that will remove all special characters from a string. I am trying something like this but it doesn’t work in IE7, though it works in Firefox.
...
using jquery $.ajax to call a PHP function
...oth .end() and .data return data to variables
var strLenA = P.strlen('some string').end();
var strLenB = P.strlen('another string').end();
var totalStrLen = strLenA + strLenB;
console.log( totalStrLen ); // 25
// .data Returns data in an array
var data1 = P.crypt("Some Crypt String").data();
consol...
How to replace plain URLs with links?
...domain.co.uk).
In addition, I changed the implementation to prototype the String class so that items can be matched like so:
var text = 'address@example.com';
text.linkify();
'http://stackoverflow.com/'.linkify();
Anyway, here's the script:
if(!String.linkify) {
String.prototype.linkify = ...
How does one write code that best utilizes the CPU cache to improve performance?
...rewriting techniques known as tiling or blocking all strive to avoid those extra memory fetches.
While there are some rules of thumb for this rewrite exercise, you typically have to carefully consider loop carried data dependencies, to ensure that you don't affect the semantics of the program.
The...
How do you find out the type of an object (in Swift)?
...
If you have a String that is passed as type Any then type(of:) will output Any, not String.
– ScottyBlades
Jun 17 '18 at 21:56
...
Can I find out the return value before returning while debugging in Eclipse?
... the parent class and do my debugging in the wrapper/child class. It takes extra work though.
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Difference between len() and .__len__()?
...ther than raising an exception". I tried this: def len(x): return "I am a string." print(len(42)) print(len([1,2,3])) and it printed I am string twice. Can you explain it more?
– Darek Nędza
May 3 '14 at 8:19
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