Schema is a collection of logical structures of data. In PostgreSQL, schema is a named collection of tables, views, functions, constraints, indexes,sequences etc.
#!/usr/bin/python3.5 | |
class tape: | |
def __init__(self,Sum,p): | |
self.sum_a=Sum | |
self.p=p | |
def SUM(self): | |
Min=Sum | |
for i in range(p): | |
sum_left=sum(a[:i]) | |
sum_right=Sum-sum_left |
//https://www.npmjs.com/package/ffmetadata#metadata | |
//sometimes you need change metadata in mp3 automatically | |
var ffmetadata = require("ffmetadata"); | |
function ChangeMetaMp3(filename){ | |
data = { | |
album: "RovzeNews.ir", | |
copyright: "RovzeNews.ir - tel/insta : @rovzenews_ir" | |
} |
model : | |
sets: | |
Cinput/1..2/:i; | |
Coutput/1/:r; | |
dmu/1..10/:j; | |
Winput/1..2/:v; | |
Woutput/1/:u; | |
link(Cinput,dmu):x; | |
link1(Coutput,dmu):y; | |
endsets |
! BCC model input Oriented lingo code ; | |
!write by mohammad hossein sharifi Aug 2020; | |
model: | |
sets: | |
dmu/1..10/; !10 dmu; | |
input/1..4/:v; !4 input; | |
output/1..3/:u; !3 output ; | |
link(input,dmu):x; !xij 10*4; |
! BCC model OutPut Oriented Lingo Code; | |
! write by mohammad hossein | |
sharifi Aug 2020; | |
model: | |
sets: | |
dmu/1..10/; !10 dmu; | |
input/1..4/:v; !4 input; | |
output/1..3/:u; !3 output ; | |
link(input,dmu):x; !xij 4*10; |
!Additive Model Lingo Code | |
write by Mohammad hossein sharifi | |
Aug 2020; | |
model: | |
sets: | |
dmu/1..10/:l; | |
input/1..4/:si; | |
output/1..3/:sr; | |
link1(input,dmu):x; | |
link2(output,dmu):y; |
class ListNode: | |
def __init__(self, val=0, next = None): | |
self.next = next | |
self.val = val | |
class Solution: | |
def isPalindrome(self, head:ListNode) -> bool: | |
fast = head | |
slow = head | |
#find middle |
import asyncio | |
import time | |
async def sample(): | |
start_time = time.time() | |
print('start') | |
await asyncio.sleep(1) | |
await asyncio.sleep(2) | |
print('after 2s sleep on sample ') | |
await asyncio.sleep(1) |