This article is now published on my website: Prefer Subshells for Context.
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#!/usr/bin/env python | |
# -*- coding: utf-8 -*- | |
import urllib2 | |
gh_url = 'https://api.github.com' | |
req = urllib2.Request(gh_url) | |
password_manager = urllib2.HTTPPasswordMgrWithDefaultRealm() |
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(function () { | |
var g = void 0, | |
k = !0, | |
m = null, | |
o = !1, | |
p, q = this, | |
r = function (a) { | |
var b = typeof a; | |
if ("object" == b) if (a) { | |
if (a instanceof Array) return "array"; |
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class Backend(object): | |
def __init__(self): | |
engine = create_engine("mysql://{0}:{1}@{2}/{3}".format(options.mysql_user, options.mysql_pass, options.mysql_host, options.mysql_db) | |
, pool_size = options.mysql_poolsize | |
, pool_recycle = 3600 | |
, echo=options.debug | |
, echo_pool=options.debug) | |
self._session = sessionmaker(bind=engine) | |
@classmethod |
Asynchronous programming can be tricky for beginners, therefore I think it's useful to iron some basic concepts to avoid common pitfalls.
For an explanation about generic asynchronous programming, I recommend you one of the [many][2] [resources][3] [online][4].
I will focus on solely on asynchronous programming in [Tornado][1]. From Tornado's homepage:
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#!/usr/bin/env bash | |
deliver_target=([email protected] [email protected]) | |
smtp_account="[email protected]" | |
smpt_password="******" | |
issue_archive_dir="/srv/ebook-deliver/archives" | |
issue_name="solidot-$(date +%Y%m%d)" |
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# applescript | |
# add login item | |
osascript -e 'tell application "System Events" to make login item at end with properties {name: "Notes",path:"/Applications/Notes.app", hidden:false}' | |
# delete login item | |
osascript -e 'tell application "System Events" to delete login item "itemname"' | |
# list loginitems | |
osascript -e 'tell application "System Events" to get the name of every login item' |
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-- 1. Place in ~/Library/Scripts and enable the Applescript menu via the Applescript Editor | |
-- (Or export to .app to run from spotlight.) | |
-- 2. Substitute "vpn.example.com" and "redacted" for your VPN server and password | |
-- 3. Open Security & Privacy System Preferences, go to Privacy, Accessibility | |
-- 4. Enable Applescript Editor and System UI Server (or for this .app if so exported) | |
-- 5. Trigger script from the menu (or run from spotlight) | |
-- 6. Enjoy being connected | |
-- 7. Run script again to close connection | |
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mkdir /etc/ssl/nginx | |
wget -P /etc/ssl/nginx/ https://cs.nginx.com/static/files/CA.crt | |
## move nginx-repo.crt to /etc/ssl/nginx/nginx-repo.crt | |
## move nginx-repo.key to /etc/ssl/nginx/nginx-repo.key | |
wget http://nginx.org/keys/nginx_signing.key | |
apt-key add nginx_signing.key | |
apt-get install apt-transport-https libgnutls26 libcurl3-gnutls | |
printf "deb https://plus-pkgs.nginx.com/ubuntu `lsb_release -cs` nginx-plus\n" >/etc/apt/sources.list.d/nginx-plus.list |
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