snahor

import hashlib
import base64
import hmac
import time
    
def _decrypt_cookie(name, value, cookie_secret, include_name=True):
    
    def _cookie_signature(*parts):
        hash = hmac.new(cookie_secret,
                        digestmod=hashlib.sha1)

snahor

def better_pascal(n):
    def row(n):
        row = [1]
        for i in range(n):
            row.append(row[i] * (n - i) // (i + 1))
        return row

    return [row(i) for i in range(n)]

snahor

Given an array of positive integers, write a function which returns all the unique pairs which add (equal) up to 100.

Example data:

sample_data = [0, 1, 100, 99, 0, 10, 90, 30, 55, 33, 55, 75, 50, 51, 49, 50, 51, 49, 51]
sample_output = [[1,99], [0,100], [10,90], [51,49], [50,50]]

snahor

def topological_sort(graph):
    """
    :param graph: an adjacency list representing an acyclic digraph
    :type graph: dict
    :return: a list of vertices in order of decreasing finish times
    :rtype: list

    >>> G = {'w': ['t'], 's': ['v', 'w'], 'v': ['t'], 't': []}
    >>> order = topological_sort(G)
    >>> order in (['s', 'w', 'v', 't'], ['s', 'v', 'w', 't'])

snahor

# clear text file
cat /dev/null > {path to file}
cp /dev/null {path to file}
> {path to file}  # works if you're not using fish

# clipboard to file
xsel -o > {path to file}

snahor

# Including logging
log_file = who_args.pop('log_file', None)
if log_file is not None:
    if log_file.lower() == 'stdout':
        log_stream = sys.stdout
    elif log_file.lower() == 'stderr':
        log_stream = sys.stderr
    else:
        log_stream = open(log_file, 'wb')
    who_args['log_stream'] = log_stream

snahor

google.pacman ||
function () {
    var a = true,
        e = false,
        g = {},
        i = [1, 4, 2, 8],
        l = {
            0: {
                axis: 0,
                increment: 0

snahor

-- SQL Server

SELECT  [Tables] = so.name,
        [Rows] = MAX(si.rows)
FROM    sysobjects so,
        sysindexes si
WHERE   so.xtype = 'U'
        AND si.id = OBJECT_ID(so.name)
GROUP BY so.name
ORDER BY 2 DESC

snahor

// Connection String to Excel Workbook
string excelConnectionString = @"Provider=Microsoft
    .Jet.OLEDB.4.0;Data Source=Book1.xls;Extended
    Properties=""Excel 8.0;HDR=YES;""";

// Create Connection to Excel Workbook
using (OleDbConnection connection =
             new OleDbConnection(excelConnectionString))
{
    OleDbCommand command = new OleDbCommand

snahor

REPLACE(SUBSTRING(ci.dir_cliente, 
                  CHARINDEX('->', ci.dir_cliente), 
                  CHARINDEX('->', ci.dir_cliente)), '-> ' ,'')