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How do you calculate log base 2 in Java for integers?
...w);
if (pow != log(x, base))
System.out.println(String.format("error at %d^%d", base, pow));
if(pow!=0 && (pow-1) != log(x-1, base))
System.out.println(String.format("error at %d^%d-1", base, pow));
}
public static void main(String[] args) {
for (int base = 2; ba...
Swift Bridging Header import issue
...ed a bridging header and added to my project. Unfortunately, the following error occurred:
19 Answers
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Copying files from host to Docker container
I am trying to build a backup and restore solution for the Docker containers that we work with.
41 Answers
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ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
...ord abc1234, but I got mysqladmin: connect to server at 'localhost' failed error: 'Access denied for user 'root'@'localhost' (using password: NO)'. Thank you so much!
– Sibbs Gambling
Feb 21 '14 at 23:18
...
Why use the params keyword?
... sum += item + 2;
}
return sum;
}
addtwoEach(); // throws an error
Compare with params:
static public int addTwoEach(params int[] args)
{
int sum = 0;
foreach (var item in args)
{
sum += item + 2;
}
return sum;
}
addtwoEach(); // returns 0
Generally,...
'heroku' does not appear to be a git repository
...heroku:
heroku login
Enter your credentials.
It's common to get this error when using a cloned git repo onto a new machine. Even if your heroku credentials are already on the machine, there is no link between the cloned repo and heroku locally yet. To do this, cd into the root dir of the clone...
Using pre-compiled headers with CMake
...what was given to /Yu. Ergo, #include <bar.h> will not work and emit error C2857.
– Manuzor
Sep 19 '15 at 12:05
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ElasticSearch: Unassigned Shards, how to fix?
..., something else is probably wrong, so look in your Elasticsearch logs for errors. If you see EsRejectedExecutionException your thread pools may be too small.
Finally, you can explicitly reassign a shard to a node with the reroute API.
# Suppose shard 4 of index "my-index" is unassigned, so you wa...
What is a bus error?
What does the "bus error" message mean, and how does it differ from a segfault?
15 Answers
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Loaded nib but the 'view' outlet was not set
...s://stackoverflow.com/a/6395750/939501 were true but still it was throwing error, reason was I created a View class with name ABCView and then deleted it later I added a view controller as ABCViewController so somehow it was referring to old ABCView in new view controller, I had to delete the ABCVie...