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delitescere / gist:2155822
Created Mar 22, 2012
How to get the HTTP Request to the authenticate method?
View gist:2155822
).verifying("Invalid username or password", _ match {
case (Some(u), Some(p), _) => authenticate(u, p)
View gist:2594342
aMap.get("a key that might not exist")
View gist:2594472
lazy val defaultBrowserVersion = Play.configuration.getString("snapshot.browserVersion")
.map(extractVersion _)
.getOrElse(BrowserVersion.FIREFOX_3_6) // Firefox 3.6 makes a good default because it works on all OSes
// Do you really need to throw an exception? Why not log it as an error, and return None so you end up with the default above?
def extractVersion(browserString: String): Option[BrowserVersion] = {
allCatch opt {

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delitescere / gist:898624cba15b0e2e1644
Last active Aug 29, 2015
As My Compiler Gently Weeps
View gist:898624cba15b0e2e1644
Written for my buddy Charles Miller, 28-Aug-2013:
I look at you all see the tests there that're failing
While my compiler gently weeps
I look at the heap and I see it needs mark/sweeping
Still my compiler gently weeps
I don't know why nobody told you
How to unfold your data
I don't know how someone controlled you
View gist:3d9dc010d0894afba759
For @ctford, 16-Sep-2013
You get your algorithms for nothing and your theorems for free
I want my
I want my
I want my AST
Now look at that IO
delitescere / project.clj
Last active Jun 23, 2017
Mostly Java-based lein project with JUnit and Log4J2 (main.clj is still entry point)
View project.clj
(defproject com.example/foo "0.1.0"
:description "Does fooness"
:url ""
:license {:name "Copyright ©2014 Josh Graham"}
:aliases {"dist" ["do" ["clean"] ["test"] ["uberjar"]] ;$ lein dist # create distribution JAR
"debug" ["with-profile" "dev,debug" "run"]} ;$ lein debug # run for a 'remote' debugger
:aot :all
:auto-clean false ;"dist" alias does the full cycle
:clean-targets ^{:protect false} [:target-path :junit-results-dir]
:dependencies [
delitescere /
Last active Nov 12, 2018
cd .. with less fuss
# cd .. with multiple jumps or jump up to name
..() {
if [ "-" = "$1" ]; then cd -; return; fi; # return to previous directory
if [ "/" = "$1" ]; then cd /; pwd; return; fi; # jump to root
if [ -z "$1" ]; then cd ../; pwd; return; fi; # jump up one
declare -i count=$1; # get a jump count
if [ $count -eq 0 ]; then # wasn't a number, look for name
local go=$(while [ "/" != "$PWD" ] && [ "$(basename $PWD)" != "$1" ]; do cd ..; done; pwd);
# jump up to named directory, or don't move if name wasn't found
if [ "/" != "$go" ]; then cd $go; else return; fi;
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