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How to calculate the difference between two dates using PHP?
...n $result;
}
/**
* Accepts two unix timestamps.
*/
function _date_diff($one, $two)
{
$invert = false;
if ($one > $two) {
list($one, $two) = array($two, $one);
$invert = true;
}
$key = array("y", "m", "d", "h", "i", "s");
$a = array_combine($key, array_map("...
Running a command as Administrator using PowerShell?
... The only syntax that worked for me is in the original post, not the one by G.Lombard nor anjdreas
– Nicolas Mommaerts
Jan 22 '15 at 11:18
...
Regular expression to match numbers with or without commas and decimals in text
...t. I've found a few example regex's, which almost solve the problem, but none are perfect yet. The problem I have is that the numbers in my text may or may not have decimals and commas. For example:
...
Why is it not advisable to have the database and web server on the same machine?
... server should be on separate machines. Is this just to make sure that if one server is compromised, both systems aren't accessible? Do the security concerns outweigh the complexity of two servers (extra cost, dedicated network connection between the two, more maintenance, etc.), especially for a ...
What is the difference between synchronous and asynchronous programming (in node.js)
... occur in a different process.
That's why Node can do async operations: one thread is doing file system operations, while the main Node thread keeps executing your javascript code. In an event-driven server like Node, the file system thread notifies the main Node thread of certain events such as ...
Python __call__ special method practical example
...alled. However, I have no idea when I can use this special method, because one can simply create a new method and perform the same operation done in __call__ method and instead of calling the instance, you can call the method.
...
How can I wait for a thread to finish with .NET?
...
2. Use a WaitHandle
ManualResetEvent is a WaitHandle as jrista suggested.
One thing to note is if you want to wait for multiple threads: WaitHandle.WaitAll() won't work by default, as it needs an MTA thread. You can get around this by marking your Main() method with MTAThread - however this blocks ...
Singleton with Arguments in Java
...
If you only need one instance of a class for an application's entire lifetime, but you need to provide that instance with a value at launch time, why is this no longer a singleton?
– Oscar
Sep 20 '13 at ...
Remove redundant paths from $PATH variable
...he PATH variable is not overwritten later. The easiest way to do that (for one user) is to overwrite it in the user's personal .bashrc, which commonly is located in his home directory.
– hovanessyan
Jul 25 '12 at 13:46
...
Parse v. TryParse
...nd they are separate implementations with exactly the same code other than one has 'throw ...' and one has 'return false'. I wonder why they aren't consolidated?!
– Greg Beech
Jan 22 '09 at 8:39
...