Snipplr - ef

(Bash) sed replace in Mac OS X

Tue, 12 Feb 2013 03:02:54 GMT

Replaces string 'sth' with 'sth-new' in all files in current directory.

(Bash) Untaring tgz files in currenct directory

Tue, 30 Oct 2012 06:38:58 GMT

Single line code untaring all tgz files in current directory. Got it from here: http://lists.pdxlinux.org/pipermail/plug/2005-January/037980.html

(Bash) Redis deleting keys with prefix

Thu, 28 Jun 2012 01:01:38 GMT

Deletes all keys starting with prefix. Inspired by: http://stackoverflow.com/a/4006575

(Clojure) Listing special forms

Fri, 08 Jun 2012 21:12:35 GMT

Title tells everything

(Clojure) Logarithm with base 2 (log2)

Mon, 28 May 2012 18:25:18 GMT

Implementation of base2 logarithm

(Clojure) Filtering by using case example

Tue, 01 May 2012 01:33:18 GMT

Example of filtering by using case

(Bash) Adding jstontools jar to Maven repository

Tue, 28 Feb 2012 03:18:35 GMT

Way to install jsontools jar. Inspired by http://maven.apache.org/guides/mini/guide-3rd-party-jars-local.html

(Awk) Listing directiories in shell

Tue, 21 Feb 2012 19:18:22 GMT

Command list subdirectories in current directory.

(Clojure) Starting multiple threads

Fri, 17 Feb 2012 07:00:52 GMT

Creates number of threads (specified by 'threads-number') running fn-name function. This is possible, because every Clojure function implements Runnable interface.

(Clojure) Strip tags from HTML

Sat, 28 Jan 2012 04:07:35 GMT

Function strips HTML tags from string.

(Clojure) Split string by whitespace

Tue, 24 Jan 2012 21:29:25 GMT

Function splits string by whitespace.

(Clojure) Lazy characters input

Mon, 23 Jan 2012 23:53:30 GMT

Taken from here http://groups.google.com/group/clojure/msg/1590311bac972d15, useful if you can not (or do not want to) line-seq file (e.g. when whole file is one big line).

(Clojure) Clojure test stubbing

Sat, 21 Jan 2012 05:57:32 GMT

Macro allowing for substitution of functions with predefined values. Taken from "Clojure in action" page 180 Example: (defn calc-x [x1 x2] (* x1 x2)) (defn calc-y [y1 y2] (/ y2 y1)) (defn some-client [] (println (calc-x 2 3) (calc-y 3 4))) (stubbing [calc-x 1 calc-y 2 (some-client)) prints: "1 2" instead of "6 4/3"

(Clojure) Getting function by name (in string) in Clojure.

Sat, 07 Jan 2012 09:59:07 GMT

Gets function by name.

(Clojure) Clojure ISO 8601 current date with clj-time

Wed, 21 Dec 2011 23:10:15 GMT

Better way of generating date in ISO 8601 format (e.g. "2011-12-12T20:50:22+0100"). Needs to require [clj-time.core :as time] and [clj-time.format :as time-format].

(Bash) Git untrack

Thu, 15 Dec 2011 01:18:53 GMT

Untracks file. Source: source.kohlerville.com/2009/02/untrack-files-in-git/

(Clojure) Print classpath in Clojure

Wed, 14 Dec 2011 01:50:50 GMT

Inspired by this: http://pupeno.com/2008/11/26/printing-the-class-path-in-clojure/

(Clojure) Clojure ISO 8601 current date

Tue, 13 Dec 2011 06:54:22 GMT

Return string representing current date in ISO 8601 format, e.g. "2011-12-12T20:50:22+0100". java.util.Calendar and java.text.SimpleDateFormat have to be imported first. NOTICE: Use this instead: http://snipplr.com/view/62060/clojure-iso-8601-current-date-with-cljtime/

(Clojure) Printing map in Clojure

Fri, 09 Dec 2011 00:30:06 GMT

Function prints all key value pars of Clojure map in key : value format. Useful in debugging.

(Clojure) Printing files in Clojure

Thu, 08 Dec 2011 23:25:16 GMT

Preferred way of printing files in Clojure.