大约有 40,000 项符合查询结果（耗时：0.0449秒） [XML]
How to sort in mongoose?
...work in mongoose 2.3.0 :)
// Find First 10 News Items
News.find({
deal_id:deal._id // Search Filters
},
['type','date_added'], // Columns to Return
{
skip:0, // Starting Row
limit:10, // Ending Row
sort:{
date_added: -1 //Sort by Date Added DESC
}
},
function(err,allNews...
How does one remove an image in Docker?
...s using windows powershell: docker ps -aq | Foreach-Object { docker stop $_; docker rm $_; }
– fartwhif
Dec 16 '18 at 22:00
add a comment
|
...
node.js: read a text file into an array. (Each line an item in the array.)
...ade by Windows, I had to split \r\n but that broke Macs; so a more robust; _array = string.replace(/\r\n/g,'\n').split('\n'); worked for both
– Will Hancock
May 5 '15 at 15:37
6
...
When is -XAllowAmbiguousTypes appropriate?
... Foo a where
whichOne :: a -> String
instance Foo a where
whichOne _ = "a"
instance Foo [a] where
whichOne _ = "[a]"
-- |
-- >>> main
-- [a]
main :: IO ()
main = putStrLn $ whichOne (undefined :: [Int])
But GHC is not okay with overlapping instances when neither is clearly a b...
Detect if a NumPy array contains at least one non-numeric value?
... numba
import numpy as np
NAN = float("nan")
@numba.njit(nogil=True)
def _any_nans(a):
for x in a:
if np.isnan(x): return True
return False
@numba.jit
def any_nans(a):
if not a.dtype.kind=='f': return False
return _any_nans(a.flat)
array1M = np.random.rand(1000000)
assert...
Simple way to encode a string according to a password?
...ement. Something like:
import base64
def encode(key, string):
encoded_chars = []
for i in xrange(len(string)):
key_c = key[i % len(key)]
encoded_c = chr(ord(string[i]) + ord(key_c) % 256)
encoded_chars.append(encoded_c)
encoded_string = "".join(encoded_chars)
...
Named placeholders in string formatting
...make one single pass through the format string.
– 200_success
May 15 '18 at 14:24
@200_success Yes good point talking ...
Unable to create Android Virtual Device
...owing :
Check if there exist a "default" folder in adt-bundle-windows-x86_64-20131030\sdk\system-images\android-17.
If it exists then move the contents(downloaded system images) of the "default" folder to
adt-bundle-windows-x86_64-20131030\sdk\system-images\android-17.
Hope this helps.
...
How to trim a string in SQL Server before 2017?
...d data in the future e.g.
ALTER TABLE Customer ADD
CONSTRAINT customer_names__whitespace
CHECK (
Names NOT LIKE ' %'
AND Names NOT LIKE '% '
AND Names NOT LIKE '% %'
);
Also consider disallowing other characters (tab, carriage return, ...
How to encode the filename parameter of Content-Disposition header in HTTP?
...ÆØÅäöüïëêîâéíáóúýñ½§!#¤%&()=`@£$€{[]}+´¨^~'-_,;.txt
On IE7 it works for some characters but not all. But who cares about IE7 nowadays?
This is the function I use to generate safe file names for Android. Note that I don't know which characters are supported on Android ...