[ANN] eq - A command line tool for edn

e requests via github. /Jonas -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscr

core.async pub/sub closing source channel issue

;; This will not close sub-chan (async/thread (async/close! source) (async/unsub-all pub)) ;; This will close sub-chan (async/thread (async/close! source)) What is the reason for this behaviour? Is it unnecessary to call unsub-all if I close the publications source

Re: a nicer way to write 1 - 2 + 3 - 4 ... +/- n

Is this cheating? (defn altsum [n] (int (* (if (even? (inc n)) 1 -1) (Math/floor (/ (inc n) 2) On Friday, November 14, 2014 3:31:38 AM UTC+2, Andy L wrote: > > Hi, > > All I was able to come up with was this > > (defn altsum[n] (reduce + (map * (range 1 (inc n)) (in

Re: Transducers: Why left to right rather than right to left?

clojure.core/comp has not been changed at all. It's just the nature of how transducers work. Here's a another example where function composition seems to compose left-to-right (the second example, `comp2`): (defn add-3 [x] (+ 3 x)) (defn mul-2 [y] (* 2 y)) (defn sub-1 [z] (- 1 z))

Re: ANN: Om 0.8.0-alpha1, Reference Cursors!

Hi Interesting work as usual! One quick question: What is the difference between (let [xs (om/observe owner (items))] ...) as seen in the sub-view component versus the one in main-view which doesn't use `om/observe`: (let [xs (items)] ...) /Jonas On Saturday, Oc

Re: Clojure:Lisp :: LSD:Meditation

I found this post from 2011 which probably is still relevant: https://groups.google.com/d/msg/clojure/t0pGIuoyB7I/RQtuuAOhes8J On Friday, June 13, 2014 1:05:47 PM UTC+3, David Della Costa wrote: > > You raise a good point, which is that I don't know what the group policy > is or where it's poste

Re: Animation libraries for clojurescript?

27;ve found that SVG + one of the new React based CLJS wrapper libs is an excellent fit (see my experiments in reagent[3] and om[4]). There are also js libs for working with SVG such as Raphael[5] and the newer Snap.svg[6] (which is by the same author as Raphael). /Jonas [1] http://paperjs.or

Re: probably a noobie question: apparent memory leak

You could give core.rrb-vector[1]. From the docs: The main API entry points are clojure.core.rrb-vector/catvec, performing vector concatenation, and clojure.core.rrb-vector/subvec, which produces a new vector containing the appropriate subrange of the input vector (in contrast to clojure.co

Re: oob schemas, re: The Language of the System

IIRC in that particular part of the talk he was specifically talking about (non-self describing) protocol buffers and not JSON. On Saturday, January 18, 2014 10:00:09 PM UTC+2, Brian Craft wrote: > > Regarding Rich's talk (http://www.youtube.com/watch?v=ROor6_NGIWU), can > anyone explain the p

Re: [ANN] Eastwood 0.1.0 Clojure lint tool

vious=60&cumulative=true&versionLabels=major&selectedProjectId=10371&reportKey=com.atlassian.jira.plugin.system.reports%3Acreatedvsresolved-report&Next=Next Cheers, Jonas On Saturday, January 11, 2014 9:30:46 AM UTC+2, Andy Fingerhut wrote: > > Eastwood is a Clojure lint tool.

Re: How can I improve this?

On Fri, Jan 10, 2014 at 9:39 PM, Mark Engelberg wrote: > Technically, all these solutions are flawed. > > With the input > ["a" "a" "a_1"] > you'll get back > ["a" "a_1" "a_1"] > > To truly address this, you need to also add the newly formatted filename > into the "seen" map, which none of the sug

Re: How can I improve this?

Here's a version using reduce: (defn uniquify [items] (first (reduce (fn [[result count-map] item] (let [n (inc (count-map item 0))] [(conj result (str item "_" n)) (assoc count-map item n)])) [[] {}] item

Re: How to go about 'proving' why dynamically typed languages are better.

On Tuesday, October 8, 2013 10:19:07 PM UTC+3, Laurent PETIT wrote: > > > > > 2013/10/8 Greg Bowyer > > >> js> Array(16).join("wat" - 1) + " Batman!" >> "NaNNaNNaNNaNNaNNaNNaNNaNNaNNaNNaNNaNNaNNaNNaN Batman!" >> js> >> >> > One of the many reasons we're using Clojurescript and not raw javascri

Re: [ANN] cljsfiddle.net

Thanks! I added these two addons to the cljs editor and it's a huge improvement IMHO. Jonas On Saturday, September 28, 2013 9:41:52 PM UTC+3, Ian Bishop wrote: > > These are pretty great for writing Clojure in CodeMirror: > > http://codemirror.net//addon/edit/matchb

Re: [ANN] cljsfiddle.net

Hi I updated the clojurescript version and core.async seems to work fine now: http://cljsfiddle.net/fiddle/jonase.async Jonas On Saturday, September 28, 2013 7:31:55 PM UTC+3, David Nolen wrote: > > Wow, awesome. Yes to core.async support, there was a release yesterday > with new go

[ANN] cljsfiddle.net

user you must upgrade to firefox 25. Happy Hacking, Jonas [1] http://jsfiddle.net/ [2] http://jsbin.com/ [3] http://cljsfiddle.net/fiddle/jonase.bezier [4] http://cljsfiddle.net/view/jonase.snake [5] http://github.com/jonase/cljsfiddle -- -- You received this message because you are

Re: communicating quits to timeouts AND parent loop in core.async

You can also use the alt! macro: (let [stop (chan)] (go (loop [] (println "Hello World!") (alt! (timeout 1000) (do (println "I'm done sleeping...") (recur)) stop :ok))) (!! stop :now) (println "We're done.")) On Wednesday, July

Re: GSOC Algebraic Expressions

<http://jonase.github.io/kibit-demo/#1> [2] https://github.com/jonase/kibit Jonas On Wednesday, May 29, 2013 6:10:52 PM UTC+3, Maik Schünemann wrote: > > Hello, > I am glad to announce that my proposal got accepted for google summer of > code. > I am doing the algebraic expression pr

[ANN] Termito - a term rewriting library

x) ?x] [(+ 0 ?x) ?x]) (def rules (concat zero-rules identity-rules) and ask the library to simplify expressions for you: (simplify '(+ (* 0 x) (* 1 y) rules) ;; => y Feedback, usage and bug reports welcome! Jonas [1] https://github.com/jonase/termito -- -- You received

Re: datomic question

Hi You can use the tempid (http://docs.datomic.com/clojure/index.html#datomic.api/tempid) function to generate new temporary ids. Jonas On Monday, March 4, 2013 8:50:56 AM UTC+2, edw...@kenworthy.info wrote: > > Okay, I think I understand that. > > Does that mean this code could n

Re: [ANN] analyze 0.3.0 - Hygienic transformation

On Friday, February 15, 2013 6:19:00 AM UTC+2, ronen wrote: > > > It looks as if https://github.com/jonase/kibit/ is a lint/check style > tool that only reads the source code, this limits its utilization: > > "Kibit > reads

Re: [ClojureScript] Please test CLJS-418, fixing browser REPL

orking as expected. I also tried to test the browser repl without cljsbuild but script/bootstrap pulls in different closure-library deps than are specified in the pom.xml. The browser repl works without cljsbuild out of the box. If more testing concerning this issue is required please tell me bec

[ANN] nrepl-transcript

Hi I created a middleware for nrepl that saves a transcript of your repl interactions so you can go back and see what you did. https://github.com/jonase/nrepl-transcript Feedback welcome! Jonas -- You received this message because you are subscribed to the Google Groups "Clojure"

Re: what is "js/" in clojurescript?

Hi I created an issue+patch on JIRA: http://dev.clojure.org/jira/browse/CLJS-455 Jonas On Monday, January 7, 2013 3:58:25 PM UTC+2, Peter Taoussanis wrote: > > Thanks David. > > Ticket & patch welcome. >> > > I've been lazy / holding out for the electronic CA

Re: Tail call in multi method?

recur doesn't work well with multimethods: (defmulti foo identity) (defmethod foo 1 [n] (recur (dec n))) (defmethod foo 0 [n] :ok) (foo 1) ;; runs forever Jonas On Monday, December 17, 2012 6:56:34 PM UTC+2, juan.facorro wrote: > > What about

Re: math expression simplifier, kibit implementation

On Sunday, December 2, 2012 7:33:17 PM UTC+2, David Nolen wrote: > > On Sat, Dec 1, 2012 at 12:24 AM, Jonas >wrote: > >> >> * Predicates on logic vars: >> [(foo (? x number?)) (bar ?x)] => match (foo 42) but not (foo :bar) >> > > This is now p

Re: math expression simplifier, kibit implementation

sure what enhancements they are aiming for. You can see some of the results of those discussions in many of Kevins gists on github (https://gist.github.com/lynaghk) Cheers, Jonas On Saturday, December 1, 2012 12:08:16 AM UTC+2, Brent Millare wrote: > > Hey all, > > Before I diving in deta

Re: [Ann] Kibit 0.0.6

13:57) so any ideas in this area would be most appreciated! Jonas On Monday, November 12, 2012 4:20:58 PM UTC+2, Jim foo.bar wrote: > > Thank you Bronza...this is exactly what I meant! when using reducers > 'into' is the norm isn't it? > Couldn't kibit

[Ann] Kibit 0.0.6

the Clojure 1.5 `*default-data-reader-fn*` var). This release also includes several new rules contributed by the community -- Many thanks! I hope you enjoy Kibit Jonas [1] https://github.com/jonase/kibit [2] https://github.com/clojure/core.logic [3] https://github.com/jonase/lein-kibit -- Yo

Re: Building School Seating Charts in Clojure and ClojureScript: Part 1

eat post! I'm already looking forward to the next post, I've got a similar project starting where I need to move/rotate/drag/drop graphical objects so I was wondering if you built your app on SVG, Canvas or something else? I'm leaning towards SVG (maybe via the Raphael.js library) b

Re: What is the meaning of :while in a for ?

On Tuesday, August 21, 2012 2:22:39 PM UTC+3, Tassilo Horn wrote: > > Jonas > writes: > > > `:while` on the other hand ends the list comprehension when the test > > evaluates to false (or nil) and returns the sequence generated thus > > far. > > N

Re: What is the meaning of :while in a for ?

comprehension when the test evaluates to false (or nil) and returns the sequence generated thus far. Note the difference between (for [x [2 4 6 7 8] :when (even? x)] x) ; => (2 4 6 8) and (for [x [2 4 6 7 8] :while (even? x)] x) ; => (2 4 6) Hope that helps. Jonas On Tuesday, Aug

Re: Attractive examples of function-generating functions

How about the new reducers library: http://clojure.com/blog/2012/05/08/reducers-a-library-and-model-for-collection-processing.html http://clojure.com/blog/2012/05/15/anatomy-of-reducer.html Jonas On Wednesday, August 8, 2012 7:48:23 PM UTC+3, Brian Marick wrote: > > I'm looking for m

Re: Scheme dotted pair equivalent in Clojure

A very nice section of SICP[1] describes how cons/car/cdr can be built only with functions. Translated to Clojure it might look like (defn cons [a b] #(condp = % :car a :cdr b)) (defn car [cons-cell] (cons-cell :car)) (defn cdr [cons-cell] (cons-c

Re: CRUD application backed only by immutable facts

On Tuesday, June 5, 2012 3:59:39 AM UTC+3, Kevin Lynagh wrote: > > Has anyone seen or implemented a CRUD application in Clojure using a > database of immutable facts? > > For instance, a traditional database table supporting a todo-list > application has columns > > user_id, task_id, task

Re: "when" function

On Monday, May 21, 2012 6:54:28 PM UTC+3, Christian Guimaraes wrote: > > Hi all, > > I'm struggling with "when" code structures and my imperative mindset. > > What is the better approach (or functional approach) to work with a code > like the below? > > (defn parse-group [group-identifier line]

Re: apply a function to every item in a sequence without realizing the sequence

On Wednesday, May 2, 2012 7:24:04 AM UTC+3, Sean Neilan wrote: > > Hi, > > I'm sure this has been discussed to death but I can't figure it out. > > I've got a file-seq sequence from > (file-seq (java.io.File. "/DirectoryWithMillionsOfFiles/")) that will > cause an out of memory error if realize

Re: [ANN] Eastwood - A Clojure lint tool

runs on Clojure 1.2.1. On Thursday, April 19, 2012 4:30:19 PM UTC+3, Jonas wrote: > > > > On Thursday, April 19, 2012 4:24:16 PM UTC+3, Ambrose Bonnaire-Sergeant > wrote: >> >> Did I do something wrong? >> > > Sorry, I only tested in with lein2. I'll

Re: [ANN] Eastwood - A Clojure lint tool

On Thursday, April 19, 2012 4:24:16 PM UTC+3, Ambrose Bonnaire-Sergeant wrote: > > Did I do something wrong? > Sorry, I only tested in with lein2. I'll try to make it work with both in the next release. -- You received this message because you are subscribed to the Google Groups "Clojure"

[ANN] Eastwood - A Clojure lint tool

methods and constructors - deprecated clojure vars - unused function arguments - unused private vars - reflection - naked (:use ...) - misplaced docstrings - keyword typos I appreciate bug reports and feature requests and I also hope you find it useful! Jonas [1] https://github.com/jonase/eastwood

[ANN] kibit 0.0.3

I'm happy to announce the release of kibit[1] version 0.0.3. New in this release include: * much better reporting * a more advanced rule system * more rules * bug fixes Thanks to all who have contributed! Jonas [1] https://github.com/jonase/kibit -- You received this message because yo

Re: Compilable clojure program, but unreadable?

o :s/foo if there is no alias for s (like symbols). Jonas On Monday, March 12, 2012 1:50:50 AM UTC+2, Meikel Brandmeyer (kotarak) wrote: > > Hi, > > Am 12.03.2012 um 00:09 schrieb Stuart Sierra: > > > The syntax ::s/kwd is incorrect syntax: it should be either ::

Compilable clojure program, but unreadable?

e think of a way to read the file without loading/compiling it? Thanks, Jonas -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - pleas

[ANN] kibit 0.0.2

d like to thank all contributors and especially Paul deGrandis who has helped me with everything in this release! Jonas [1] https://github.com/jonase/kibit [2] https://github.com/clojure/core.logic [3] http://jonase.github.com/kibit/ -- You received this message because you are subscribed to th

Re: [ANN] kibit, A static code analyzer

On Monday, March 5, 2012 2:51:23 PM UTC+2, David Nolen wrote: > > It should unify: > > (foo ?x . ?y) > > If it doesn't we should open up a ticket for that. > It seems to work, thanks! https://github.com/jonase/kibit/commit/4ec52462d3920470be63916928021f266f838f1b -- You received this messag

Re: [ANN] kibit, A static code analyzer

On Monday, March 5, 2012 12:44:14 AM UTC+2, Alex Baranosky wrote: > > Hi Jonas, > > Kibit just helped me find some good uses for inc, pos? when and when-not > in Midje, thanks :) > > https://github.com/marick/Midje/commit/b0525b7237bf615e3013317d2a0c2fc56f14bfe2 >

Re: [ANN] kibit, A static code analyzer

(when (some pred) a b c) Thanks, Jonas -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be pa

[ANN] kibit, A static code analyzer

code for which there might exist simpler functions. For example, if the analyzer finds (apply concat (apply map ...) It will notify its user about the availability of `mapcat`. Jonas [1] https://github.com/jonase/kibit [2] https://github.com/clojure/core.logic -- You received this message

Re: options for a function

f csv-write is needed at all and instead have a few helper functions, for example (quote-string s \'), together with a good description of how to use with-binding, doseq, str/join etc. in the README file. Ideas welcome. Jonas -- You received this message because you are subscribed to

Re: options for a function

I'll fix this today. Thanks, Jonas -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your

[ANN] data.csv 0.1.1

Hi data.csv is a csv reader/writer for Clojure. I released version 0.1.1 today and it should arrive at maven central soon. New in this release is more control over how and when the writer will quote strings. Hopefully, all necessary information can be found on github[1] Jonas [1

Re: filter out null values

Note that `(filter identity ,,,)` will also remove `false` values: => (filter identity [1 2 nil 3 false 4]) (1 2 3 4) You could use `remove` instead => (remove nil? [1 2 nil 3 false 4]) (1 2 3 false 4) Hope that helps! Jonas -- You received this message because y

Re: got trouble when combine use condition-map and doc-string

The docstring goes before the argument list: (defn another-f "doc string here" [x] {:pre [(pos? x)]} x) user=> (another-f -1) java.lang.AssertionError: Assert failed: (pos? x) (NO_SOURCE_FILE:0) user=> (doc another-f) - user/another-f ([

How to use goog.dom.query

Hi all I was wondering if it's possible to use goog.dom.query[1] from ClojureScript or ClojureScript One? It's a third party module but it's bundled with the Closure version which is downloaded by scripts/bootstrap. I've tried (:require [goog.dom.query :as query]) but that doesn't work out of

Re: [ANN] analyze 0.1

On Tuesday, January 3, 2012 9:45:04 AM UTC+2, Ambrose Bonnaire-Sergeant wrote: > > It seems if the namespace is not already loaded, then there are issues. That's it! It's simple to fix. Just require the namespaces in the ns form. I can send you a pull request if you

Re: [ANN] analyze 0.1

Hi, I pulled the latest version. > How are you running the code? Could you pull the latest master and try again? Nothing fancy: - clone the repo - lein deps - start emacs, clojure-jack-in, - compile e.g., examples/docstring -> NullPointerException - comment out the three namespaces I mentioned

Re: [ANN] analyze 0.1

Hi Ambrose I’ve been playing around with your library and find it very intresting. A couple of questions: 1. In order to be able to run your examples I have to comment out the clojure.test, clojure.stacktrace and clojure.template namespaces. Otherwise I get a NullPointerException[1] which I’m

Re: Really loving Clooj but..

You should take a look at tools.trace [1]. A minimal example: (ns trc.core (:use [clojure.tools.trace :only [deftrace]])) (deftrace fib [n] (if (or (= n 0) (= n 1)) 1 (+ (fib (- n 1)) (fib (- n 2) the following is printed when (fib 4) is evaluated: TRACE t

Re: Question about accessing java methods?

You can also do (.. boxWidget GetProp3D (SetUserTransform t)) or (-> boxWidget .GetProp3D (.SetUserTransform t)) -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new me

Re: -> vs ->> and names vs anonymous function

uot;hi" [%] (println %)). Note also that (-> "hi" println) would work since it's transformed into (println "hi"). Also, the form (-> "hi" (#(println %))) should also work fine. /jonas [1] https://github.com/clojure/clojure/blob/f5f827ac9fbb87e77

Re: Datestreams

Hi Have you looked at the interleave function[1]? I'd guess that's the one you want. /Jonas [1] http://clojure.github.com/clojure/clojure.core-api.html#clojure.core/interleave -- You received this message because you are subscribed to the Google Groups "Clojure" group. T

Re: updating some values in map

Another way to do it (defn apply-map-fn [m f & ks] (reduce #(update-in %1 [%2] f) m ks)) -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated -

A simple mistake to make when translating Javascript to ClojureScript

I wonder if it would be possible for the compiler to generate a warning. It’s a mistake that I think experienced javascript developers might have a hard time to spot. Thanks, Jonas (The problem, of course, is that ‘click’ is a string in javascript but evaluates to the symbol click’ in cloju

Re: loop/recur and tail postion

> Is the call to recur not in tail position here? > > No, because of (cons (first lat) (recur a (rest lat))). You cons (first lat) after you call (recur ...). That is why (recur ...) is not in tail position. -- You received this message because you are subscribed to the Google Groups "Cloju

Re: proxy and java.io.Writer

On Sun, Jan 30, 2011 at 8:39 PM, Ken Wesson wrote: > On Sun, Jan 30, 2011 at 1:35 PM, Jonas Enlund wrote: >> On Sun, Jan 30, 2011 at 7:01 PM, Ken Wesson wrote: >>> On Sun, Jan 30, 2011 at 9:26 AM, Jonas Enlund >>> wrote: >>>> Hi. >>>> I'

Re: proxy and java.io.Writer

On Sun, Jan 30, 2011 at 7:01 PM, Ken Wesson wrote: > On Sun, Jan 30, 2011 at 9:26 AM, Jonas Enlund wrote: >> Hi. >> I'm trying to create a java.io.Writer proxy (which writes to a >> JTextArea) but I can't get it to work. >> Here is my cloj

proxy and java.io.Writer

public void write(char[] chrs, int offs, int len) throws IOException { String str = new String(chrs, offs, len); text.append(str); } } public static void main(String[] args) throws IOException { Main m = new Main(); m.writer.write("Hello, World!"); } } An

Re: A simple csv parsing library

On Thu, Jun 10, 2010 at 1:01 AM, Daniel Werner wrote: > Jonas, > > Thanks for stepping forward and publishing your work. From the short > glance I had at it already, your code seems very low-level (probably > for performance), but sound. The only thing that, compared to other >

Re: A simple csv parsing library

g a benchmarking > harness to the project? Yes, I have thought about it. It would be fun to compare cljcsv, clojure-csv, OpenCSV and SuperCSV (are there others?). I have looked into it a bit, and if my measurements are correct it's faster than clojure-csv and within 10% of OpenCSV. >

Re: A simple csv parsing library

and 4. However, I don't want to sacrifice performance since I consider that to be the most important feature in any csv reading library (people often have Gb+ sized csv files). Jonas On Wed, Jun 9, 2010 at 6:54 AM, Kyle R. Burton wrote: >> I've added my work on the csv reader/wr

Re: A simple csv parsing library

I've added my work on the csv reader/writer library to github (http://github.com/jonase/cljcsv). Please let me know If anyone finds it useful. Thanks, Jonas On Wed, May 26, 2010 at 6:40 AM, Jonas Enlund wrote: > Hi there > > I built a simple csv parsing library[1] last weekend w

Recur on a function which uses keyword arguments?

t not possible to recur on a function which uses keyword arguments? If so, is using loop/recur the correct workaround? - Jonas -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com

A simple csv parsing library

performance still be improved? b) Is it idiomatically written? c) What should an idiomatic csv parsing API look like in Clojure? Currently there is only one public function, 'parse' (like clojure.xml). The end of the file contains a few usage examples. happy hacking! /Jonas [1] http://gist.

Re: how to use with-bindings*

On Mon, Feb 15, 2010 at 7:25 AM, Аркадий Рост wrote: > Hi! > I was playing a bit with with-bindings* function, but I got error > every time. > > I've tried: > > (def a 5) > > (with-bindings* {a 3} println a) ;; got java.lang.Integer cannot be > cast to clojure.lang.Var > > (with-bindings* [{a 3}]

Re: am i the only one with deftype/defprotocol problems?

I think you simply need to get the syntax right. The following works fine for me: user=> (defprotocol p (foo [this])) p user=> (deftype a [f] p (foo [])) #'user/a user=> (foo (a nil)) nil user=> (deftype a [f] :as this p (foo [] [this])) #'user/a user=> (foo (a nil)) [#:a{:f nil}] On Mon, Ja

Re: Creating deftype instance from inside a protocol method

Sorry, I think my reply got lost... Inside deftype methods the symbol "Bar" is the name of the class. You can use the constructor (Bar. (inc i)) instead. Again, note the "." after Bar. On Sat, Jan 2, 2010 at 1:23 PM, Konrad Hinsen wrote: > On 01.01.2010, at 23:56, Hugo Duncan wrote: > >>> I want

Re: Creating deftype instance from inside a protocol method

(note the .) (deftype Bar [i] Foo (foo [] (Bar. (inc i /Jonas -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated -

Re: Datatypes and Protocols - early experience program

On Mon, Nov 16, 2009 at 6:27 PM, Stuart Sierra wrote: > On Nov 14, 8:28 am, Jonas Enlund wrote: >> I have built a simple Matrix datatype with defprotocol and deftype. >> You can take a look at it athttp://gist.github.com/234535 >> (constructive criticism welcome!). >

Re: Datatypes and Protocols - early experience program

ojure.lang.* interfaces to (extends ...). /Jonas -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post.

Re: transient quicksort

Hi, Thank's for pointing this out for me. I didn't realize how to use these constructs correctly. Seeing the !-mark i just thought that assoc! was to be used like set! set-car! set-cdr! in Scheme... my mistake. On Tue, Aug 4, 2009 at 8:49 PM, Jarkko Oranen wrote: > > On Aug 4,

Re: transient quicksort

On Tue, Aug 4, 2009 at 3:55 PM, Albert Cardona wrote: > > Jonas wrote: >>  Can you give any hints on how I can make the transient sort faster? I >>  would like to get as close as possible to the native Java speed. > > > My guess is that you need primitive type hints

Re: transient quicksort

I get ~8% performance boost by turning swap-index! into a macro: (defmacro swap-index! [v i j] `(let [tmp# (~v ~i)] (assoc! ~v ~i (~v ~j)) (assoc! ~v ~j tmp#))) --~--~-~--~~~---~--~~ You received this message because you are subscribed to the Google Grou

transient quicksort

Hi I'm playing with the new transient/persistent! features in Clojure. I have implemented quicksort as described on wikipedia (http:// en.wikipedia.org/wiki/Quicksort#Algorithm). Here is the code: (defn swap-index! [v i j] (let [tmp (v i)] (assoc! v i (v j)) (assoc! v j tmp))) (defn p

Re: The :while modifier (list comprehensions)

> When you put the :while at the `x` clause you get the expected empty > seq. > > user=> (for [x (range 1 10) :while (= x 2) y (range 1 10)] [x y]) > () Interesting, I didn't know that. Still, the behavior of :while feels strange. I guess I'll get used to it. In the following example :while and

The :while modifier (list comprehensions)

I find the :while modifier non intuitive user=> (for [x (range 1 10) y (range 1 10) :while (= y 2)] [x y]) () user=> (for [x (range 1 10) y (range 1 10) :while (= x 2)] [x y]) ([2 1] [2 2] [2 3] [2 4] [2 5] [2 6] [2 7] [2 8] [2 9]) My (false) intuition told me that both expressions would have be

Re: Newbie macro problems

2. http://gist.github.com/142939 On Wed, Jul 8, 2009 at 7:19 PM, Jonas Enlund wrote: > 1. Ok, I'll consider that. > > 2. Yes, I'll post a link when I have uploaded the code somewhere. > > 3. It has not yet arrived > > 4. No. I have two sources of inspiration. Patte

Re: Newbie macro problems

er?  That would help my play >> around in a REPL >> >> 3.  As for books go, get yourself a copy of "Programming Clojure" by >> Stuart Holloway >> >> Sean >> >> On Jul 8, 11:42 am, Jonas wrote: >> >> > Hi. >> >> > I&#x

Newbie macro problems

Hi. I'm developing a simple pattern matching library for clojure but I am having trouble with macros (which I have almost zero experience with). I have a function `make-matcher` (make-matcher ) which returns a function that can pattern match on data and returns a map of bindings (or nil in cas

Re: Clojure goes Git!

Awesome. Good decision. On Jun 17, 2:17 am, Rich Hickey wrote: > Clojure and contrib repos are now on GitHub: > > http://github.com/richhickey/clojurehttp://github.com/richhickey/clojure-contrib > > Issues and other development collaboration has moved to Assembla: > > http://www.assembla.com/spa

Re: Clojure 1.0

Big congrats. Fantastic work Rich and all contributors. Thanks for making this happen. /Jonas 2009/5/4 Rich Hickey : > > After a sustained period of API stability and minimal bugs reports, > I'm happy to announce the release of Clojure 1.0! > > http://clojure.googlecode.com

Re: First Release of Chimp available

n vim as well, and it works so I know that vim can execute screen: :call system("/usr/bin/screen -list > screenlist") Sorry for getting a bit OT but I'd really like to get this thing working. If anyone has any idea I would very much appreciate it! Cheers, Jonas On Oct 8, 11:07 p

Re: First Release of Chimp available

p? Is the idea that I should launch chimp and then launch vim inside the screen session? Thanks in advance, Jonas On Aug 18, 11:47 pm, Meikel Brandmeyer <[EMAIL PROTECTED]> wrote: > Dear vimming Clojurians, > > the first release of Chimp is available. It is similar to Limp, V