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Calling a static method on a generic type parameter
...turnsCollection(){} } Could you do something to access that static method from a generic type?
– Hugo Migneron
Jul 22 '10 at 19:41
...
Rounding up to next power of 2
...d. CPUs have an instruction to help this (actually already at that time?). From : jameshfisher.com/2018/03/30/round-up-power-2.html uint64_t next_pow2(uint64_t x) { return x == 1 ? 1 : 1<<(64-__builtin_clzl(x-1)); } And for 32 bit : uint32_t next_pow2(uint32_t x) { return x == 1 ? 1 : 1<&...
PHP 5 disable strict standards error
...
Do you want to disable error reporting, or just prevent the user from seeing it? It’s usually a good idea to log errors, even on a production site.
# in your PHP code:
ini_set('display_errors', '0'); # don't show any errors...
error_reporting(E_ALL | E_STRICT); # ...but do log them...
What is the concept of erasure in generics in Java?
...ns that the type information which is present in the source code is erased from the compiled bytecode. Let us understand this with some code.
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
public class GenericsErasure {
public static void main(String args[]) {
...
Debug.Assert vs Exception Throwing
...contrived) practical example may help illuminate the difference:
(adapted from MoreLinq's Batch extension)
// 'public facing' method
public int DoSomething(List<string> stuff, object doohickey, int limit) {
// validate user input and report problems externally with exceptions
if(st...
Python os.path.join on Windows
...at is the criteria for which os.path.join('c:','folder') works differently from os.path.join('folder','file')? Is it because of the : or because 'c:` is a drive?
– Vincenzooo
Feb 8 at 18:30
...
How to find out if an item is present in a std::vector?
...
You can use std::find from <algorithm>:
#include <vector>
vector<int> vec;
//can have other data types instead of int but must same datatype as item
std::find(vec.begin(), vec.end(), item) != vec.end()
This returns a bool (t...
A numeric string as array key in PHP
...
No; no it's not:
From the manual:
A key may be either an integer or a string. If a key is the standard representation of an integer, it will be interpreted as such (i.e. "8" will be interpreted as 8, while "08" will be interpreted as "08"...
Replace a string in a file with nodejs
... 'another/**/*.path',
],
//Replacement to make (string or regex)
from: /Find me/g,
to: 'Replacement',
};
Asynchronous replacement with promises:
replace(options)
.then(changedFiles => {
console.log('Modified files:', changedFiles.join(', '));
})
.catch(error => {
c...
AngularJs event to call after content is loaded
...controller="MainCtrl">
<div ng-view></div>
</div>
From MainCtrl you can listen the event
$scope.$on('$viewContentLoaded', function(){
//Here your view content is fully loaded !!
});
Check the Demo
...