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@ghoseb
ghoseb / ns-cheatsheet.clj
Last active May 20, 2024 13:01 — forked from alandipert/ns-cheatsheet.clj
Clojure ns syntax cheat-sheet
;;
;; NS CHEATSHEET
;;
;; * :require makes functions available with a namespace prefix
;; and optionally can refer functions to the current ns.
;;
;; * :import refers Java classes to the current namespace.
;;
;; * :refer-clojure affects availability of built-in (clojure.core)
;; functions.
@jbspeakr
jbspeakr / German-Zip-Codes.csv
Created January 18, 2013 16:46
list of German zip codes (Postleitzahl), including dialing code, name of the city and federal state.
We can't make this file beautiful and searchable because it's too large.
Ort;Zusatz;Plz;Vorwahl;Bundesland
Aach;b Trier;54298;0651;Rheinland-Pfalz
Aach;, Hegau;78267;07774;Baden-Württemberg
Aachen;;52062;0241;Nordrhein-Westfalen
Aachen;;52064;0241;Nordrhein-Westfalen
Aachen;;52066;0241;Nordrhein-Westfalen
Aachen;;52068;0241;Nordrhein-Westfalen
Aachen;;52070;0241;Nordrhein-Westfalen
Aachen;;52072;0241;Nordrhein-Westfalen
Aachen;;52074;0241;Nordrhein-Westfalen
@rboyd
rboyd / random-str.clj
Created February 28, 2013 03:30
random string (clojure)
(defn rand-str [len]
(apply str (take len (repeatedly #(char (+ (rand 26) 65))))))
@vaughnd
vaughnd / gist:5099299
Last active April 3, 2023 14:01
Clojure implementation of fuzzy string matching as you'd find in emacs ido, sublime text file find, etc.
(ns scratchpad.core
(:require [clojure.pprint :as pprint]))
(defn get-dataset
[file]
(with-open [rdr (clojure.java.io/reader file)]
(vec (line-seq rdr))))
(defn str-len-distance
;; normalized multiplier 0-1
@edw
edw / delete-recursively.clj
Last active November 12, 2021 20:31
To delete a directory recursively in Clojure.
(defn delete-recursively [fname]
(let [func (fn [func f]
(when (.isDirectory f)
(doseq [f2 (.listFiles f)]
(func func f2)))
(clojure.java.io/delete-file f))]
(func func (clojure.java.io/file fname))))
@tbrianjones
tbrianjones / free_email_provider_domains.txt
Last active July 8, 2024 00:56
A list of free email provider domains. Some of these are probably not around anymore. I've combined a dozen lists from around the web. Current "major providers" should all be in here as of the date this is created.
1033edge.com
11mail.com
123.com
123box.net
123india.com
123mail.cl
123qwe.co.uk
126.com
150ml.com
15meg4free.com
@john2x
john2x / 00_destructuring.md
Last active July 9, 2024 01:38
Clojure Destructuring Tutorial and Cheat Sheet

Clojure Destructuring Tutorial and Cheat Sheet

(Related blog post)

Simply put, destructuring in Clojure is a way extract values from a datastructure and bind them to symbols, without having to explicitly traverse the datstructure. It allows for elegant and concise Clojure code.

Vectors and Sequences

(require '[clojure.core.async :as a])
(def xform (comp (map inc)
(filter even?)
(dedupe)
(flatmap range)
(partition-all 3)
(partition-by #(< (apply + %) 7))
(flatmap flatten)
(random-sample 1.0)
@zehnpaard
zehnpaard / simple-compojure.core.clj
Created October 30, 2016 06:03
Simple Compojure Demo with GET/POST forms
(ns simple-compojure.core
(require
[ring.adapter.jetty :refer [run-jetty]]
[ring.middleware.params :as p]
[simple-compojure.middleware :as m]
[simple-compojure.routes :as r]
))
(def app
(-> r/routes