DamianReloaded

template<typename T, template<typename...> class C, typename... Args>
C<T, Args...> in (C<T, Args...>& input, auto func)
{
    C<T, Args...> items;
    for (auto inp=input.begin(); inp!=input.end(); inp++) (void)items.insert(items.end(),func(*inp));
    return items;
}

DamianReloaded

#include <vector>
#include <deque>
#include <map>
#include <set>
#include <list>
#include <string>
using namespace std;

int main()
{

DamianReloaded

#include <array>

template <typename T, size_t S>
class into : public std::array<T,S>
{
  public:
    into (std::array<T,S>& input, auto func)
    {
      for (size_t i=0; i<this->size(); i++)
      {

DamianReloaded

set nums = {1,2,3,4};
auto result = in(nums, [](auto x) { return x*x; });

DamianReloaded

set nums = {1,2,3,4};
auto result = in(nums, each(x, x*x));                  // insert all elements multiplied by themselves
auto result = in(nums, each(x, (x>2)?x*x:x));          // insert all elements but only multiply those that fulfill the condition
auto result = in(nums, only(x, x<2, x*x));             // insert only the elements that fulfill the condition
auto result = in(nums, only(x, x<4 && cout<<x, x*x));  // insert and print only the elements that fulfill the condition (prints: 123)

DamianReloaded

nums = [1,2,3,4]
result = [x*x for x in nums]

DamianReloaded

#include <deque>

template <class T>
class table
{
    public:
        table<T> select (const auto& where)
        {
            table results;
            for(auto t : rows) if (where(t)) results.insert(t);

DamianReloaded

#include <iostream>
int e = 10;
int *p = &e;
const int *q = &e;
void reset_none (const int * const & ptr) { static int a = 11; /* (*ptr=a); (ptr=&a); */ }
void reset_value_only (int * const & ptr) { static int a = 12; (*ptr=a); /* (ptr=&a) */  }
void reset_pointer_only (const int * & ptr) { static int a = 13; /* (*ptr=a);  */ ptr=&a; }
int main()
{
    reset_none(p);

DamianReloaded

// SncSensor| Arduino Board
// UCC      = 5v on the POWER row
// TRIGGER  = -9 pin
// ECHO     = -10 pin
// GND      = any GND

int trigPin = 9;
int echoPin = 10;

int led1 = 13;

DamianReloaded

#include <iostream>
#include <list>
#include <cstdlib>
#include <cstring>
#include <cassert>

namespace owl {
    class memory
    {
        public: