大约有 40,000 项符合查询结果（耗时：0.0446秒） [XML]
Difference between path.normalize and path.resolve in Node.js
...ove would've been ../node, because that's the shortest path one could take from /Users/mtilley/src/testing to /Users/mtilley/src/node.
Ironically, this means that path.resolve() produces a relative path in absolute terms (you could execute it anywhere, and it would produce the same result), whereas...
Setting different color for each series in scatter plot on matplotlib
...hem, this sometimes is easier to perform.
import matplotlib.pyplot as plt
from random import randint
import numpy as np
#Let's generate some random X, Y data X = [ [frst group],[second group] ...]
X = [ [randint(0,50) for i in range(0,5)] for i in range(0,24)]
Y = [ [randint(0,50) for i in range(0...
Generating an MD5 checksum of a file
... to for security issues is impossible. IMHO, it should be flat out removed from the library so everybody who uses it is forced to update. So, here's what you should do instead:
[(fname, hashlib.sha256(file_as_bytes(open(fname, 'rb'))).digest()) for fname in fnamelst]
If you only want 128 bits wor...
Python csv string to array
... to a file object using io.StringIO and then pass that to the csv module:
from io import StringIO
import csv
scsv = """text,with,Polish,non-Latin,letters
1,2,3,4,5,6
a,b,c,d,e,f
gęś,zółty,wąż,idzie,wąską,dróżką,
"""
f = StringIO(scsv)
reader = csv.reader(f, delimiter=',')
for row in re...
Android: Go back to previous activity
...o a previous activity could mean two things.
You opened the new activity from another activity with startActivityForResult. In that case you can just call the finishActivity() function from your code and it'll take you back to the previous activity.
Keep track of the activity stack. Whenever you s...
What are the use cases of Graph-based Databases (http://neo4j.org/)? [closed]
...p. Flexibility also helped when we were designing a new feature, saving us from trying to squeeze new data into a rigid data model.
Having a weird database let us build a lot of our other weird technologies, giving us lots of secret-sauce to distinguish our product from those of our competitors.
...
How do I get formatted JSON in .NET using C#?
... this with JavaScriptSerializer.
Try JSON.Net.
With minor modifications from JSON.Net example
using System;
using Newtonsoft.Json;
namespace JsonPrettyPrint
{
internal class Program
{
private static void Main(string[] args)
{
Product product = new Product
...
How can I make one python file run another? [duplicate]
...functions, e.g. function() becomes filename.function(). To avoid this use "from name import *". This will also run the code body. Running with os.system() will not keep the defined function (as it was run in another process). execfile is exec() in Python 3, and it doesn't work.
...
MySQL maximum memory usage
...heck out the percona server because among including a lot of contributions from companies like Facebook and Google (they know fast), it also includes Percona's own drop-in replacement for InnoDB, called XtraDB.
See my gist for percona-server (and -client) setup (on Ubuntu): http://gist.github.com/6...
How to do something to each file in a directory with a batch script
...
Easiest method:
From Command Line, use:
for %f in (*.*) do echo %f
From a Batch File (double up the % percent signs):
for %%f in (*.*) do echo %%f
From a Batch File with folder specified as 1st parameter:
for %%f in (%1\*.*) do echo %...