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Is Redis just a cache?
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+50
No, Redis is much more than a cache.
Like a Cache, Redis stores key=value pairs. But unlike a cache, Redis lets you operate on the v...
Symbolic links and synced folders in Vagrant
...llh.com/…
– jdunk
Mar 15 '15 at 8:06
5
Running vagrant up in a shell with admin rights is all t...
Safe (bounds-checked) array lookup in Swift, through optional bindings?
... return indices.contains(index) ? self[index] : nil
}
}
Swift 3.0 and 3.1
extension Collection where Indices.Iterator.Element == Index {
/// Returns the element at the specified index if it is within bounds, otherwise nil.
subscript (safe index: Index) -> Generator.Element? {...
Maven parent pom vs modules pom
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answered Jan 4 '10 at 21:17
Pascal ThiventPascal Thivent
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How to stop a PowerShell script on the first error?
...utes a "success" or "failure" exit code. Most follow the UNIX standard of 0 indicating success but not all do. Check out the CheckLastExitCode function in this blog post. You might find it useful.
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Measuring the distance between two coordinates in PHP
...atitudeFrom, $longitudeFrom, $latitudeTo, $longitudeTo, $earthRadius = 6371000)
{
// convert from degrees to radians
$latFrom = deg2rad($latitudeFrom);
$lonFrom = deg2rad($longitudeFrom);
$latTo = deg2rad($latitudeTo);
$lonTo = deg2rad($longitudeTo);
$latDelta = $latTo - $latFrom;
$lo...
How to execute an .SQL script file using c#
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I do not want to inherit the child opacity from the parent in CSS
...e 'a' is the level of transparency.
So instead of:
background-color: rgb(0,0,255); opacity: 0.5;
use
background-color: rgba(0,0,255,0.5);
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What's better to use in PHP, $array[] = $value or array_push($array, $value)?
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Convert datetime object to a String of date only in Python
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508
You can use strftime to help you format your date.
E.g.,
import datetime
t = datetime.datetim...