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Among $_REQUEST, $_GET and $_POST which one is the fastest?
...choose $_GET or $_POST -- depending on what my application should do (i.e. one or the other, but not both) : generally speaking :
You should use $_GET when someone is requesting data from your application.
And you should use $_POST when someone is pushing (inserting or updating ; or deleting) data...
Determining if a number is either a multiple of ten or within a particular set of ranges
...
For the first one, to check if a number is a multiple of use:
if (num % 10 == 0) // It's divisible by 10
For the second one:
if(((num - 1) / 10) % 2 == 1 && num <= 100)
But that's rather dense, and you might be better off ...
What is the garbage collector in Java?
... taken care of by the garbage collector, but in other languages such as C, one needs to perform memory management on their own using functions such as malloc and free. Memory management is one of those things which are easy to make mistakes, which can lead to what are called memory leaks -- places w...
Which CheckedListBox event triggers after a item is checked?
....Unchecked)
// The collection is about to be emptied: there's just one item checked, and it's being unchecked at this moment
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else
// The collection will not be empty once this click is handled
...
}
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Volatile Vs Atomic [duplicate]
...ariable is atomic.
Notably, however, an operation that requires more than one read/write -- such as i++, which is equivalent to i = i + 1, which does one read and one write -- is not atomic, since another thread may write to i between the read and the write.
The Atomic classes, like AtomicInteger ...
How to list all the available keyspaces in Cassandra?
I am newbie in Cassandra and trying to implement one toy application using Cassandra. I had created one keyspace and few column families in my Cassandra DB but I forgot the name of my cluster.
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How do I move a redis database from one server to another?
... This saved me a lot of time by showing that importing into redis is done by dropping the dump into the redis folder
– RonnyKnoxville
Dec 2 '14 at 10:38
7
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Script to get the HTTP status code of a list of urls?
...l -o /dev/null --silent --head --write-out "%{http_code} $LINE\n" "$LINE"
done < url-list.txt
(Eagle-eyed readers will notice that this uses one curl process per URL, which imposes fork and TCP connection penalties. It would be faster if multiple URLs were combined in a single curl, but there i...
What are the benefits of learning Vim? [closed]
...g
vi is guaranteed to exist on all Unix systems and exists on most Linux ones as well. That kind of broad coverage makes learning it worth it.
It's much quicker to use vi for a sudo edit:
$ sudo vi
Also, GMail uses vi-ish commands for selecting & moving emails around!
You don't have to be...
JavaScript: How to join / combine two arrays to concatenate into one array? [duplicate]
I'm trying to combine 2 arrays in javascript into one.
1 Answer
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