Stack Overflow
Stack Overflow

Questions tagged [clojure-contrib]

Extensions and enhancements to the Clojure libraries.

108 questions
1
vote
2 answers

Cannot get clojure-contrib sql to load - FileNotFoundException

I installed clojure and clojure contrib manually, through homebrew and mac ports all of them gives me this error. I can get other parts to work. What gives? edit this question seems similar Can not get clojure-contrib to load -…
khebbie
  • 2,490
  • 3
  • 31
  • 53
1
vote
2 answers

Clojure read Oracle Blob

I need to read an geometry as a WKB string in Clojure, for that I try to use clojure/java.jdbc (require '[clojure.java.jdbc :as j]) (->> (j/query db "select SDO_UTIL.TO_WKBGEOMETRY(geometry) wkb from t where idf = 1") (map #(-> % :wkb…
Bogdan
  • 702
  • 3
  • 6
  • 22
1
vote
2 answers

clojure-api: Single main clj for multiple API handlers

The below is my app project.clj (defproject clojure-my-app-api "0.1.0-SNAPSHOT" :description "FIXME: write description" :url "http://example.com/FIXME" :license {:name "Eclipse Public License" :url…
Srini
  • 823
  • 5
  • 10
  • 29
1
vote
3 answers

Adding key- value pairs to maps in a list of maps from another list of maps in clojure

I have a list of maps ( {:path "first" :size "1 gb"} {:path "second" :size "500 mb"} ...) and another list of maps ( {:path "first" :size "1 gb" :date "1"} {:path "second" :size "500 mb" :date "1"} {:path "first" :size "0.9 gb" :date…
user3083633
  • 81
  • 8
1
vote
3 answers

How to include clj-time and clojure.contrib under clojure 1.2?

I tried to migrate a project from clojure 1.1 to 1.2 because of the new protocols introduced in 1.2. But when I try to :use clojure-contrib.duck-streams I get a warning about 'spit' which already exists in clojure.core. The same problem with…
Tiasmadu
  • 91
  • 2
1
vote
1 answer

Where did clojure.contrib.string/partition go?

Ok, I am mildly confused about the whole clojure.contrib reorganisation. I identified clojure-contrib.string/partition as the function that I need. However the last commit is 4 years ago and apparently everything from clojure.contrib moved to…
sebastiangeiger
  • 3,386
  • 7
  • 29
  • 37
1
vote
1 answer

Random Walk in Clojure

I have written the following piece of code for a random walk, which draws random values from {-1,1}. (defn notahappyfoo [n] (reverse (butlast (butlast (reverse (interleave (take n (iterate rand (- 0 1)))(take n (iterate rand 1)))))))) However, the…
sunspots
  • 1,047
  • 13
  • 29
1
vote
1 answer

Finding and using clojure.contrib.string

I have CounterClockwise for Eclipse and believe clojure.contrib should be installed. However, I can't seem to use it or any of the subfiles such as clojure.contrib.string. If I type as I get the following errors If I type (require…
animalcroc
  • 283
  • 4
  • 13
1
vote
2 answers

Converting inputs of arbitrary depth to vectors

Take a function which inputs a set, set of sets, collection, nested vector with collections buried within, etc. So, the inputs sometimes are not of the same type. How would one go about converting such input into a nested vector structure? In the…
sunspots
  • 1,047
  • 13
  • 29
1
vote
1 answer

Regex for dates in Clojure

The format of dates I am looking to capture fall into permutations of the pattern "word/DD/YYYY" where word corresponds to months, i.e. (def months ["january" "January" "february" "February" "march" "March" "April" "april" "may" "May" "june" "June"…
sunspots
  • 1,047
  • 13
  • 29
1
vote
2 answers

Reshaping nested vectors

Given a nested vector A, which is the 3 x 4 matrix [[1 4 7 10] [2 5 8 11] [3 6 9 12]] Transform A such that the nested vector (matrix) is now 2 x 6. The output would look like [[1 3 5 7 9 11] [2 4 6 8 10 12]] As of now I am stuck on the beginning…
sunspots
  • 1,047
  • 13
  • 29
1
vote
2 answers

Generating pseudorandom numbers drawn from a uniform distribution

I'm looking to build a function in Clojure that outputs m x n matrix of pseudorandom numbers drawn from the open interval (0,1). The specified inputs would be the row dimension m and column dimension n. I have familiarity with constructed matrices,…
sunspots
  • 1,047
  • 13
  • 29
1
vote
1 answer

Iterating in Clojure over vectors

Given a vector, or possibly nested vector, how do you iterate a function in Clojure over the vector (nested vector) n times? Moreover, how can you output each level of iteration into a vector? Whereby the output vector starts with the initial…
sunspots
  • 1,047
  • 13
  • 29
1
vote
2 answers

repeatedly apply a function until test no longer yields true

I wrote this code to nest a function n times and am trying to extend the code to handle a test. Once the test returns nil the loop is stopped. The output be a vector containing elements that tested true. Is it simplest to add a while loop in this…
sunspots
  • 1,047
  • 13
  • 29
1
vote
1 answer

Threading arrays with level specification

Given a function, vectors or arrays, and level specification as input. What is the simplest way in Clojure to output pairwise threading of the function? Given two vectors I first tried (vec (interleave [:a :b] [1 2])) [:a 1 :b 2] For arrays I used…
sunspots
  • 1,047
  • 13
  • 29
1 2 3 4
5
6 7 8