knifedge

var getCount = async (collectionName, query) => {
    try {
        var controllerHandle = await (getCollection(collectionName));
        var result = await (count(query));
        return result;
    } catch (e) {
        return e;
    }
};

knifedge

var getCollection =  (collectionName) => {
    return new Promise((resolve, reject) => {
        database.collection(collectionName, function (error, controllerHandle) {
            if (error) reject(error);
            resolve(controllerHandle);
        });
    });
};

knifedge

var getCollection = (collectionName, callback) => {
    database.collection(collectionName, (error, controllerHandle) => {
        if (error) return callback(error);
        callback(null, controllerHandle);
    });
};

knifedge

var getCount = (collectionName, callback) => {
      getCollection(collectionName,(error, controllerHandle) => {
        if (error) return callback(error);
        
        count(somequery, (error, result) => {
            if (error) return callback(error);
            callback(null, results);
        });
    });
};

knifedge

Keybase proof

I hereby claim:

• I am knifedge on github.
• I am knifedge (https://keybase.io/knifedge) on keybase.
• I have a public key ASB5rLWkFuJskc3oHkaZxakext4je6bL76FP20LpCLBNjAo

To claim this, I am signing this object:

knifedge

#include <stdio.h>
#define N 5
int main(){
  int array[N],i,Asum=0;
  int sum = (N *(N-1))/2;
  printf("Enter %d integer from 1 to %d,with one duplicate:"N.N-1);
  for(i=0;i<N;i++){
    scanf("%d",&array[i]);
    Asum = Asum+array[i]; 
  }