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Is there a portable way to get the current username in Python?
... to combine os.getuid() with pwd.getpwuid():
import os
import pwd
def get_username():
return pwd.getpwuid( os.getuid() )[ 0 ]
Refer to the pwd docs for more details:
http://docs.python.org/library/pwd.html
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...
Is there any haskell function to concatenate list with separator?
...meone is interested:
myIntersperse :: a -> [a] -> [a]
myIntersperse _ [] = []
myIntersperse e xs = init $ xs >>= (:[e])
myIntercalate :: [a] -> [[a]] -> [a]
myIntercalate e xs = concat $ myIntersperse e xs
xs >>= f is equivalent to concat (map f xs).
...
Create Directory if it doesn't exist with Ruby
...ectories at once, FileUtils is needed:
require 'fileutils'
FileUtils.mkdir_p 'foo/bar'
# => ["foo/bar"]
Edit2: you do not have to use FileUtils, you may do system call (update from @mu is too short comment):
> system 'mkdir', '-p', 'foo/bar' # worse version: system 'mkdir -p "foo/bar"'
=&g...
A regex to match a substring that isn't followed by a certain other substring
...-------------
\w+ word characters (a-z, A-Z, 0-9, _) (1 or
more times (matching the most amount
possible))
--------------------------------------------------------------------------------
) en...
Warning: The Copy Bundle Resources build phase contains this target's Info.plist file
...
https://developer.apple.com/library/content/qa/qa1649/_index.html
Excerpt:
You are getting this warning because you probably added your Info.plist file to your Copy Bundle Resources build phase as shown in Figure
The INFOPLIST_FILE build setting specifies the name of the Inf...
Get the closest number out of an array
...; Math.abs(prev - goal) ? curr : prev);
});
const closestTo5 = getClosest(_, 5);
const closestTo = getClosest([4, 9, 15, 6, 2]);
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Calling Java from Python
...thods from your python code as if they were python methods:
from py4j.java_gateway import JavaGateway
gateway = JavaGateway() # connect to the JVM
java_object = gateway.jvm.mypackage.MyClass() # invoke constructor
other_object = java_object.doThat()
other_object.doThis(1,'ab...
MySQL vs MySQLi when using PHP [closed]
... It's worth noting that things have changed a lot in six years. mysql_*() is now deprecated and will be removed soon. You shouldn't use it for new code.
– user1864610
May 21 '15 at 1:47
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Android EditText delete(backspace) key event
...etect any key press
EDIT: A common mistake we are checking KeyEvent.KEYCODE_BACK for backspace, but really it is KeyEvent.KEYCODE_DEL (Really that name is very confusing! )
editText.setOnKeyListener(new OnKeyListener() {
@Override
public boolean onKey(View v, int keyCode, K...
Efficient method to generate UUID String in JAVA (UUID.randomUUID().toString() without the dashes)
...ither that it's 10-20x faster (cowtowncoder.com/blog/archives/2010/10/entry_429.html); or that they don't trust randomness to produce unique ids (which is kinda funny)
– StaxMan
Oct 24 '10 at 3:30
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