Sites sur "Spectromania"

C++ delete vector, objects, free memory - Stack Overflow : You can call clear, and that will destroy all the objects, but that will not free the memory. Looping through the individual elements will not help either (what action would you even propose to take on the objects?) What you can do is this: vector().swap(tempVector); That will create an empty vector with no memory allocated and swap it with tempVector, effectively deallocating the ...
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database - How do you use redis-benchmark util to fill up a redis ... : Instead of redis-benchmark you may use DEBUG POPULATE command of Redis to fill it with dummy data. But since DEBUG is a restricted command in AWS Elasticache Redis (as we discussed in the comments), another option could be using a lua script to fill it with dummy data. I wrote the following lua snippet (i know not super clean and i am not super familiar) for i = 1, 1000 do a[i ...
11 111 1111?????_???? : 11?111?1111?---????????????????????????????????2?1? ??? ??????????????gu? l?????1??????????????????????????????law;regular pattern??2??????????? ??rhythmical??3?????4 ...
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How can 1111 1111 be the two-s complement representation of -1? : My book says that to get the two's-complement representation, to just flip the bits and add 1. Correct me if I am wrong but the binary representation of -1 would be: 1000 0001 The MSB 1 denotes th...
Get numbers that only divide by 2,3 and/or 5, but not by any other ... : I am given an integer N and I have to find the first N elements that are divisable only by 2,3 and/or 5, and not by any other prime number. For example: N = 3 Results: 2,3,4 N = 5 Results: 2,3,4,...