atcol

Packages

• lxml - Pythonic binding for the C libraries libxml2 and libxslt.
• boto - Python interface to Amazon Web Services
• Django - Django is a high-level Python Web framework that encourages rapid development and clean, pragmatic design.
• Fabric - Library and command-line tool for streamlining the use of SSH for application deployment or systems administration task.
• PyMongo - Tools for working with MongoDB, and is the recommended way to work with MongoDB from Python.
• Celery - Task queue to distribute work across threads or machines.
• pytz - pytz brings the Olson tz database into Python. This library allows accurate and cross platform timezone calculations using Python 2.4 or higher.

Guides

atcol

Using the model.scala and build.sbt files defined in this gist, perform the following to reproduce a StackOverflowError when serializing a case class instance that has a Char field.

Now start sbt console:

sbt console

and paste the following:

import org.json4s._

import org.json4s.jackson.JsonMethods._

atcol

INFO org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext - Closing org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext@127d7908: startup date [Sun Jul 03 09:42:24 BST 2016]; root of context hierarchy
INFO org.springframework.context.support.DefaultLifecycleProcessor - Stopping beans in phase -2147483648
INFO org.grails.plugins.datasource.TomcatJDBCPoolMBeanExporter - Unregistering JMX-exposed beans on shutdown
INFO org.grails.plugins.datasource.TomcatJDBCPoolMBeanExporter - Unregistering JMX-exposed beans
INFO org.hibernate.tool.hbm2ddl.SchemaExport - HHH000227: Running hbm2ddl schema export
INFO org.hibernate.tool.hbm2ddl.SchemaExport - HHH000230: Schema export complete
2016-07-03 09:43:23
Full thread dump Java HotSpot(TM) 64-Bit Server VM (25.92-b14 mixed mode):

"localhost-startStop-2" #57 daemon prio=5 os_prio=0 tid=0x0000000025bd7000 nid=0x14c0 waiting for monitor entry [0x00000000313ee000]

atcol

#!/usr/bin/env stack
-- stack --resolver lts-13.30 script --package random

import           Control.Monad (foldM)
import           Data.List     (elemIndex, minimumBy)
import           Data.Maybe    (fromMaybe)
import           Debug.Trace   (trace)
import           System.IO     (getLine)
import           System.Random (randomIO, randomRIO)

atcol

with (import <nixpkgs> {});
mkShell {
  buildInputs = [
    gcc
    glibc
    zlib
    openssl
    rustup
    ripgrep
    exa

atcol

with (import <nixpkgs> {});
mkShell {
  buildInputs = [
    gcc
    glibc
    zlib
    openssl
    rustup
    ripgrep
    exa

atcol

X11VNC and XRDP Shared Session

• Taken from neutrinolabs/xrdp#960

On the host:

x11vnc -noxdamage -display :0 -safer  -once