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113 discussions - 475 posts

  • Hi everyone, Over at CIDER we're adding a feature where the author of a macro (or function) can specify how that macro should be indented by adding an :indent metadata to its definition. This way the ...
    Artur MalabarbaArtur Malabarba
    Sep 13, 2015 at 10:06 am
    Sep 23, 2015 at 5:23 pm
  • Hi, I just read a blog post [1] talking about Elixir pattern matching. I was thoroughly impressed with the way its handled in Elixir. I am posting this here cuz I got rather excited and wanted to ...
    Amith GeorgeAmith George
    Sep 5, 2015 at 8:24 am
    Sep 8, 2015 at 11:42 am
  • Hi, I'm about to start a new web project and they are thinking about using Go (golang) instead of a JVM (preferably Clojure) based approach. The idea is "BARE METAL SPEED!!!", but I really think the ...
    Alan ThompsonAlan Thompson
    Sep 13, 2015 at 7:44 pm
    Sep 20, 2015 at 1:10 pm
  • Hi all, I am banging my head against the wall - I think it is obvious but I have started too long: The use-case is that I want a form which takes a set of children. The form also takes in some ...
    Colin YatesColin Yates
    Sep 30, 2015 at 8:29 pm
    Oct 2, 2015 at 2:54 pm
  • Hi, I'm new to the Clojure programming language and I was wondering if anyone might be able to suggest a good way to learn the fine details of the Clojure language? I'm thinking of trying my hand at ...
    Cory GideonCory Gideon
    Sep 9, 2015 at 4:44 pm
    Sep 12, 2015 at 6:55 pm
  • We're excited to finally bring Schema out of alpha, while introducing some new exciting features around testing: test.check integration and data completion. Check out the blog post for details about ...
    Jason WolfeJason Wolfe
    Sep 1, 2015 at 6:02 pm
    Oct 26, 2015 at 9:14 pm
  • core.async didn't move since more than a year. Is any new release coming soon? I actually use this library intensively, and the fact it is staying alpha for more than a year starts giving me some ...
    Rafik NACCACHERafik NACCACHE
    Sep 26, 2015 at 9:48 am
    Oct 8, 2015 at 12:46 pm
  • Hi, I would like ask for some advise with regards to kind of unusual interaction between lazy-seq and threads. I have a code opening some big compressed text files and processing them line by line ...
    Andy LAndy L
    Sep 15, 2015 at 4:10 am
    Sep 16, 2015 at 6:03 pm
  • TLDR: how do you use Component when the application logic involves retrying failed components? Background: I'm writing an app that consumes events from a streaming HTTP connection and writes those ...
    JoshJosh
    Sep 3, 2015 at 12:44 am
    Sep 6, 2015 at 11:57 pm
  • Too often when dealing with data saved on disk you find yourself having to deserialize a large block of data, make a small update, and then reserialize the whole thing and write it back to disk ...
    William la ForgeWilliam la Forge
    Sep 29, 2015 at 12:39 am
    Oct 3, 2015 at 5:07 pm
  • Hi all, I was surprised by the fact that rand-nth thrown when called on an empty collection - see http://dev.clojure.org/jira/browse/CLJ-925 This behaviour is strange, since passing nil to rand-nth ...
    Marc O'MorainMarc O'Morain
    Sep 30, 2015 at 11:38 am
    Oct 1, 2015 at 1:49 am
  • Hi, I am integrating clojure into java micro container. It has hierarchical classloaders and can restart modules on the fly. It's almost REPL for Java :). I have clojure running inside it, but even ...
    Georgi DanovGeorgi Danov
    Sep 28, 2015 at 10:08 pm
    Oct 26, 2015 at 2:25 pm
  • Hi, I'm trying to run/compile the project at https://github.com/mikera/ironclad, with Leiningen, and no luck. My first attempt was trying to run it with *lein*, but as there's no *project.clj*, that ...
    CyclopsCyclops
    Sep 27, 2015 at 12:33 pm
    Sep 29, 2015 at 12:23 am
  • I am lazy so I was hoping to find a simple way to do this. My co-worker has written a complex app in Java which does natural language processing. He delivered it to me as an uberjar. My app is ...
    Lawrence KrubnerLawrence Krubner
    Sep 13, 2015 at 11:54 pm
    Sep 14, 2015 at 9:59 pm
  • I'm always interested in the stuff Zach Tellman does, though I don't always understand it. I'm curious about this bit: (memoize (fn [_#] (gensym "node")) How is that different than (gensym "node") I ...
    Lawrence KrubnerLawrence Krubner
    Sep 11, 2015 at 11:53 pm
    Sep 13, 2015 at 11:48 pm
  • Hi, Maybe this topic has already been addressed, but if it has been, I couldn't find it. When using cider, I tend to user C-c C-l a lot to reload my namespaces as I'm writing them. Is there an easy ...
    JvJJvJ
    Sep 24, 2015 at 8:36 pm
    Sep 26, 2015 at 6:39 pm
  • I started using clojure since last year. I like the language. It even made me more familiar with java. Before I detested java. Am moderately familiar with clojure way of making interop calls to java ...
    Nagarajan NNagarajan N
    Sep 20, 2015 at 1:20 am
    Sep 21, 2015 at 8:12 am
  • From emac24 I installed the cider package from melpa, but get the following warning when running the repl: ; CIDER 0.10.0snapshot (package: 20150918.919) (Java 1.7.0_79, Clojure 1.7.0, nREPL 0.2.10) ...
    Jeff BauerJeff Bauer
    Sep 19, 2015 at 3:21 pm
    Sep 20, 2015 at 9:46 am
  • I was going through 4clojure (highly recommended!) and doing the Fibonacci exercise. It occurred to me that the iterate function could be generalized in a reasonable way, so that the next value is ...
    NchurchNchurch
    Sep 23, 2015 at 1:20 am
    Sep 28, 2015 at 9:31 am
  • I'm trying to develop a small multiplayer in-browser card game (simple 2d garphics), but I don't have a lot of experience in web app development. I'll probably be handling client-server communication ...
    JvJJvJ
    Sep 20, 2015 at 8:09 pm
    Sep 23, 2015 at 12:26 am
  • This library allows using mixfix operators with easy definitions in clojure, so it is possible to write code like this: (defn myfun [x y] (if x < 2 then x + y - 1 else (x + y) * 2)) Or for some EDSL ...
    Vitaliy AkimovVitaliy Akimov
    Sep 8, 2015 at 9:21 pm
    Sep 10, 2015 at 5:50 pm
  • This is a ClojureScript viewer and editor you can embed in any website. I hope to make it better than CodeMirror for those who don't need polyglot support. I announced it last week but it was pretty ...
    Zach OakesZach Oakes
    Sep 8, 2015 at 8:38 pm
    Sep 9, 2015 at 1:43 am
  • I have a deftype that supports with-meta, but I can't figure out how to support caret reader syntax. To support with-meta, I include a "meta" field and implement IObj methods "meta" and "withMeta" ...
    Gregg ReynoldsGregg Reynolds
    Sep 4, 2015 at 4:31 pm
    Sep 5, 2015 at 6:47 pm
  • Hi, I would like clojure.test to print name of each test as it runs. Currently it only prints on failure. I would like it to print even when it passes. Is there a way to do this? Maybe through ...
    Mayank JainMayank Jain
    Sep 1, 2015 at 5:51 am
    Sep 3, 2015 at 6:00 am
  • Does anyone have a recommendation or know of a good library to interact with DNS? I've found com.brweber2/clj-dns, but it is dated and I get NullPointerExceptions doing basic lookups. -- Kyle Sexton ...
    Kyle SextonKyle Sexton
    Sep 16, 2015 at 12:09 am
    Oct 25, 2015 at 5:21 am
  • http://clojure.github.io/clojure/javadoc/ contains only two classes. -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to ...
    CrocketCrocket
    Sep 29, 2015 at 2:31 pm
    Sep 30, 2015 at 11:52 pm
  • What list of blogs, websites, and/or feeds would you suggest for someone who does not work with Clojure full time that will maximize exposure to advancements in the language, tools, and techniques ...
    Jonathon McKitrickJonathon McKitrick
    Sep 29, 2015 at 12:04 am
    Sep 30, 2015 at 3:08 am
  • I want to compute a lazy sequence of primes. Here is the interface: user= (take 10 primes) (2 3 5 7 11 13 17 19 23 29) So far, so good. However, when I take 500 primes, this results in a stack ...
    Charles ReeseCharles Reese
    Sep 24, 2015 at 12:14 am
    Sep 28, 2015 at 6:14 am
  • Are there functions that would operate on an map_entry, to give the key and the value? I image looping over a map and with each entry being able to get the key of that map_entry and the value of that ...
    Fenton TraversFenton Travers
    Sep 25, 2015 at 8:32 pm
    Sep 26, 2015 at 4:38 am
  • Hi, I want to run a long running bash script from a webapp and see it's continuous results on the page. I use conch to get the process' output stream and use this simple ring handler: (defn handler ...
    Karel MiarkaKarel Miarka
    Sep 24, 2015 at 4:18 pm
    Sep 25, 2015 at 6:32 pm
  • I'm pleased to annouce the release of verion 0.2.0 of pulley.cps <https://github.com/positronic-solutions/pulley.cps . pulley.cps is a macro-based source-to-source transforming compiler that ...
    Nathan DavisNathan Davis
    Sep 21, 2015 at 7:24 pm
    Sep 22, 2015 at 10:30 pm
  • Hello, Clojurists! I've been working hard on my new course *LispCast Single Page Applications with ClojureScript and Om <http://www.purelyfunctional.tv/single-page-applications .* It's an interactive ...
    Eric NormandEric Normand
    Sep 17, 2015 at 10:15 pm
    Sep 20, 2015 at 8:17 pm
  • Hi, I've seen a previous thread https://groups.google.com/forum/#!topic/clojure/dRPF8bEpjBE where a Clojure group in Oxford was mentioned. I don't know what happened to Oxjure but I'm interested in ...
    Kévin EtienneKévin Etienne
    Sep 15, 2015 at 9:04 pm
    Sep 18, 2015 at 7:13 am
  • Just to be perverse, in my library I'm defining `print`. So I get the usual warning: WARNING: print already refers to: #'clojure.core/print in namespace: migae.datastore, being replaced by ...
    Gregg ReynoldsGregg Reynolds
    Sep 13, 2015 at 11:21 pm
    Sep 16, 2015 at 6:59 am
  • Hi there, I've been working on some patches to Compiler.java in my spare time to add profiling and to try to add some optimisations to the code. My ultimate goal is to identify where time is spent ...
    Marc O'MorainMarc O'Morain
    Sep 13, 2015 at 1:44 pm
    Sep 14, 2015 at 7:37 pm
  • I have a pattern that comes up frequently, when I need to merge some value into one map list from matching keys in a second map list. I've developed a way to handle it, but I think it could be ...
    Brian PlatzBrian Platz
    Sep 13, 2015 at 2:53 pm
    Sep 14, 2015 at 12:18 pm
  • hello, Suppose I have this test (facts "do-a-thing" {:exercise 1 :points 1} (do-a-thing 3) = 46656.0 ( do-a-thing 1) = 4.0 (do-a-thing 0) = 1.0) Is there a way I can only run this test I tried lein ...
    r/ Wobbenr/ Wobben
    Sep 3, 2015 at 6:55 pm
    Sep 12, 2015 at 10:54 pm
  • Hi all, I'm happy to write my first post here:) I am writing a mathematical formula parser in Clojure. The formulas need to be written in infix notation and also support some primitive conditional ...
    Vitaliy VlasovVitaliy Vlasov
    Sep 21, 2015 at 4:29 pm
    Sep 24, 2015 at 4:59 am
  • Is it recommended to use core.asyncs timeout channel to wait on hour or even longer for light scheduling tasks? High precision is a nongoal. Kind regards, Leon. -- You received this message because ...
    Leon GrapenthinLeon Grapenthin
    Sep 22, 2015 at 2:35 pm
    Sep 23, 2015 at 4:11 pm
  • Hi all, Just noticed some use of boxed math in a couple of the Clojure 1.7 transducers (e.g. `take`). Would there be interest in a PR to add some numerical type hints? Cheers :-) -- You received this ...
    Peter TaoussanisPeter Taoussanis
    Sep 23, 2015 at 6:14 am
    Sep 23, 2015 at 12:06 pm
  • 'Component' - lifecycle and dependency management for objects with runtime state. https://github.com/stuartsierra/component Leiningen dependency: [com.stuartsierra/component "0.3.0"] Changes in this ...
    Stuart SierraStuart Sierra
    Sep 18, 2015 at 8:51 pm
    Sep 19, 2015 at 4:40 pm
  • We’ve been watching Timothy Baldridge’s great O’Reilly video series on core.async, but are perplexed by one of the examples. In lecture 14 on tuning back-pressure, he introduces a function map-pipe ...
    James ElliottJames Elliott
    Sep 17, 2015 at 8:40 pm
    Sep 17, 2015 at 9:51 pm
  • Hi, I’m working on a project at work for which we’re currently considering a Python tool built by Spotify called Luigi[1]. Luigi is a tool for building data processing pipelines (hence the name) ...
    Max CountrymanMax Countryman
    Sep 16, 2015 at 6:13 pm
    Sep 17, 2015 at 9:52 am
  • Here's something a little perplexing that I discovered by trial and error: if you reload (using require :reload) a clj file containing a deftype implementing clojure interfaces (e.g. ISeq, etc.) plus ...
    Gregg ReynoldsGregg Reynolds
    Sep 12, 2015 at 3:42 am
    Sep 16, 2015 at 6:14 am
  • (def a (apply merge-with + (map #(hash-map %1 1) "aaaur"))) (def b {"a" 3, "r" 1, "u" 1}) (= a b) ; why false???? (.equals a b) (type a) (type b) (identity a) (identity b) from ...
    Erlis VidalErlis Vidal
    Sep 11, 2015 at 10:37 pm
    Sep 11, 2015 at 10:55 pm
  • My understanding is that invocation of protocol methods incurs about 30% overhead due to the need to look up the appropriate function for the type. I also learned recently that Clojure does not use ...
    Nathan MarzNathan Marz
    Sep 8, 2015 at 8:59 pm
    Sep 9, 2015 at 3:30 am
  • I am reading Clojure Applied, which I am enjoying. One code snippet is puzzling for me, can someone please explain why the authors used: (and (pos? cnt) instead of just (pos? cnt) ? Or to go further, ...
    Jeff MadJeff Mad
    Sep 6, 2015 at 8:20 pm
    Sep 7, 2015 at 8:48 pm
  • why? <REPL user= (+ 6546546546546546546850348954895480584039545804 7548979534287548957345843954749357348757897) 6554095526080834095807694798850229941388303701N user= (+ Long/MAX_VALUE Long/MAX_VALUE) ...
    Ali MAli M
    Sep 4, 2015 at 2:48 pm
    Sep 5, 2015 at 3:41 am
  • Hey, As you all know, the README files on Github, etc can be formatted using the either AsciiDoc (my favorite) or the older MarkDown format. However, it is a pain to edit these files in just a plain ...
    Alan ThompsonAlan Thompson
    Sep 2, 2015 at 7:06 pm
    Sep 3, 2015 at 6:01 am
  • I notice that the documentation for filter and filterv are emphatic that the predicate you are using be free of side effects. Why is that so? For example, I would like to use filterv to collect a ...
    James ElliottJames Elliott
    Sep 2, 2015 at 3:48 pm
    Sep 2, 2015 at 4:47 pm
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198 users for September 2015

Alex Miller: 15 posts Artur Malabarba: 15 posts James Reeves: 14 posts Gregg Reynolds: 13 posts Amith George: 12 posts William la Forge: 12 posts Colin Yates: 11 posts Gary Verhaegen: 9 posts James Elliott: 8 posts Lawrence Krubner: 8 posts Alan Thompson: 7 posts Nicolás Berger: 7 posts Alan Moore: 6 posts Marc O'Morain: 6 posts Max Countryman: 6 posts Timothy Baldridge: 6 posts Alex Woods: 5 posts Andy L: 5 posts Juan Martín: 5 posts JvJ: 5 posts
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