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apc vs eaccelerator vs xcache
...he fact that is was very easy to install swayed me. It also has a nice web-based front end to clear the cache and provide some stats.
The fact that its not maintained anymore is not an issue for me - it works, and that's all I care about. In the future, if it breaks PHP6 (or whatever), then I'll re...
Rails DB Migration - How To Drop a Table?
...iew here on whether it's better to drop tables or revert to a previous database schema?
– william tell
May 11 '12 at 16:23
4
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Cloning an Object in Node.js
...
Based on a number of comments, I've updated the answer to include a variant that does not add to object's prototype.
– Shamasis Bhattacharya
Jul 31 '14 at 11:14
...
How to convert Set to String[]?
...ing[]::new)
See: https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/util/Collection.html#toArray(java.util.function.IntFunction)
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Allow multiple roles to access controller action
...esRequired)
{
if (userProfilesRequired.Any(p => p.GetType().BaseType != typeof(Enum)))
throw new ArgumentException("userProfilesRequired");
this.UserProfilesRequired = userProfilesRequired.Select(p => Enum.GetName(p.GetType(), p)).ToArray();
}
public o...
Is there a JSON equivalent of XQuery/XPath?
...
I should mention that JSONPath is not based on the XPath formal semantic. JSONiq might be a better option.
– wcandillon
Jun 8 '13 at 10:45
1
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unix - head AND tail of file
...
Based on J.F. Sebastian's comment:
cat file | { tee >(head >&3; cat >/dev/null) | tail; } 3>&1
This way you can process first line and the rest differently in one pipe, which is useful for working with ...
How to play a notification sound on websites?
...Ion.Sound GitHub Page
Advantages:
JavaScript-plugin for playing sounds based on Web Audio API with fallback to HTML5 Audio.
Plugin is working on most popular desktop and mobile browsers and can be used everywhere, from common web sites to browser games.
Audio-sprites support included.
No depende...
Standard deviation of a list
...u can use to calculate the mean and standard deviation.
All code below is based on the statistics module in Python 3.4+.
def mean(data):
"""Return the sample arithmetic mean of data."""
n = len(data)
if n < 1:
raise ValueError('mean requires at least one data point')
ret...
How to change Navigation Bar color in iOS 7?
...
In a Navigation based app you can put the code in AppDelegate. A more detailed code could be:
// Navigation bar appearance (background and title)
[[UINavigationBar appearance] setTitleTextAttributes:[NSDictionary dictionaryWithObjectsAndKe...