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@NYKevin
NYKevin / accounting.sql
Last active March 11, 2024 15:00
Basic double-entry bookkeeping system, for PostgreSQL.
CREATE TABLE accounts(
id serial PRIMARY KEY,
name VARCHAR(256) NOT NULL
);
CREATE TABLE entries(
id serial PRIMARY KEY,
description VARCHAR(1024) NOT NULL,
amount NUMERIC(20, 2) NOT NULL CHECK (amount > 0.0),
-- Every entry is a credit to one account...
@ynaoto
ynaoto / gist:5228280
Last active June 21, 2017 07:23
Install 'mosh' to CentOS 6
rpm -Uvh http://ftp.jaist.ac.jp/pub/Linux/Fedora/epel/6/x86_64/epel-release-6-8.noarch.rpm
yum install mosh –enablerepo=epel
@anacrolix
anacrolix / striter.py
Created September 26, 2012 14:35
A Python IO class wrapping an iterable of strings.
import io
class StringIteratorIO(io.TextIOBase):
def __init__(self, iter):
self._iter = iter
self._left = ''
def readable(self):
return True
@EkremGungormez
EkremGungormez / gist:2724210
Created May 18, 2012 09:17
abap inner join example
TABLES: MKPF,
MSEG.
DATA: BEGIN OF gs_ara,
mblnr type mkpf-mblnr,
mjahr TYPE mkpf-mjahr,
budat TYPE mkpf-budat,
tcode2 TYPE mkpf-tcode2,
usnam TYPE mkpf-usnam,
cpudt TYPE mkpf-cpudt,
@idavis
idavis / Use-Impersonation.ps1
Created March 5, 2011 18:52
Impersonate a user and execute a script block as that user
param( [ScriptBlock] $scriptBlock )
<#
.SYNOPSIS
Impersonates a user and executes a script block as that user. This is an interactive script
and a window will open in order to securely capture credentials.
.EXAMPLE
Use-Impersonation.ps1 {Get-ChildItem 'C:\' | Foreach { Write-Host $_.Name }}
This writes the contents of 'C:\' impersonating the user that is entered.
#>