Re: Om design query

(cc'ing clojurescr...@googlegroups.com) Hi James, Let me make sure I understand what you're asking: you have a parent enclosing component that has to do calculations to position a set of child component element, but you can only properly calculate positioning for those child elements (in the pare

Re: [ANN] Understanding the Persistent Vector

This is wonderful, I can't wait to dig in! On 2015/03/01 1:14, Jean Niklas L'orange wrote: > Hello fellow Clojurians, > > I am happy to announce that I have finished my blogpost series on the > persistent > vector. It consists of five parts: > > 1. The basic algorithms >

Re: TDD and lein

One more suggestion as you mentioned wanting to see more output, although this may be different from what you were asking--but still worth knowing about: https://github.com/pjstadig/humane-test-output Cheers, DD On 2015/01/08 20:30, andrea crotti wrote: > Hi guys, > > I'm starting to use Cloju

Re: Implementing a Oauth2 provider with clauth and friend

I'm a bit confused--if you are building your own oauth2 server (correct me if I misunderstood--you want users to use oauth2 to authenticate against your own service?), what purpose does a Friend workflow have in this context? Seems like you could skip Friend altogether. DD (2014/12/15 17:40), Se

Re: Implementing a Oauth2 provider with clauth and friend

You could also take a look at friend-oauth2 if you are using it in the context of Friend--if it doesn't work for you for some reason I'd like to know why, as I'd like it to be able to handle this use-case. https://github.com/ddellacosta/friend-oauth2 Thanks! DD (2014/12/15 3:08), Sebastian Bens

Re: what do you think about this code?

Hi Philip, I think Colin gave a good response further down the thread, in particular I think his statement "I at least have found Clojure has a much higher signal to noise ratio..and can provide a significant reduction in incidental complexity, thus reducing the problem that some of these appr

Re: snubbed on clojurescript one

Hi Kevin, my understanding is that ClojureScript One is not actively maintained and pretty out of date at this point. You're probably better suited to starting from a different place in the eco-system. What are your goals in using ClojureScript? If you want to describe a bit what you're after (i

Re: [JOB] Clojure DevOps Engineer

FYI folks, Alex (akhudek) and I (ddellacosta) hang out on IRC often so feel free to ping us w/questions there. Thanks! DD (2014/10/31 12:28), Alexander Hudek wrote: > Note that this position is 50% Clojure development and 50% DevOps/Sysadmin. > > > Best, > > Alex > > > -- > > > CLOJURE DE

Re: CCW bug [SEVERE]

Here's the counterclockwise project home page, as far as I can tell: https://code.google.com/p/counterclockwise/ Issue tracker: https://code.google.com/p/counterclockwise/issues/list Users google group: https://groups.google.com/forum/#!forum/clojuredev-users I think you'd get a lot more mile

Re: Clojure equivalent of 3-level enumeration in Ruby?

Sorry, the first example fn is confusing--I'd probably use assoc rather than update-in: > (reduce #(assoc %1 %2 (do-aspected-stuff ...)) {} personals)) (2014/06/20 22:28), Dave Della Costa wrote: > Rather than start with the code you are trying to duplicate, consider > the da

Re: Clojure equivalent of 3-level enumeration in Ruby?

Rather than start with the code you are trying to duplicate, consider the data structure(s) that you have as input and the data structure you want to end up with. It's certainly possible to emulate the kind of nested loop structure you are asking about in Clojure, but most likely it's not how you'

Re: Clojure:Lisp :: LSD:Meditation

want to and > probably keep my feelings to myself ;) > > Josh > > > On Fri, Jun 13, 2014 at 12:34 PM, Dave Della Costa > mailto:ddellaco...@gmail.com>> wrote: > > I'm not sure what the problem is here. I've posted personal blog links > b

Re: Clojure:Lisp :: LSD:Meditation

ms with that. I even > posted it to hacker news. So, *is* it about the content or not? I'm still not understanding what line Divyansh's post is crossing. (2014/06/13 18:51), Atamert Ölçgen wrote: > > On Fri, Jun 13, 2014 at 9:34 AM, Dave Della Costa <mailto:ddellaco..

Re: Clojure:Lisp :: LSD:Meditation

I'm not sure what the problem is here. I've posted personal blog links before that were Clojure related; I sincerely thought that it was potentially useful to the group, and I more or less got responses that supported that. That being the case, I'm having a hard time understanding what is so diff

Re: [ANN] monarch 0.2.0 - Simple database migrations for Clojure.

Just to add to the chorus--environ (https://github.com/weavejester/environ) is a good, basic option which we've had lots of success using. (2014/05/27 18:08), Andrey Antukh wrote: > Nomad is an other tool like > confijulate: https://github.com/james-henderson/nomad > > I use it in some projects a

Re: Clojurescript set count returning erroneous values.

Hi Austin, I'm not sure that this is related but I've had an issue with Dates in sets and saw somewhat similar behavior to what you're describing. Context: https://github.com/ddellacosta/date-hash-bug DD (2014/05/21 10:56), Austin Haas wrote: > Unfortunately, no, but not from lack of trying. >

Re: Error using core.async version of into

The question is why that is happening when you load up the repl--are you using 'use' or 'require' with :refer all on core.async in your p1.core namespace? If so you should probably switch that reference to something like (:require [cljs.core.async :as async]) If this is not what's going on I'm c

Re: using atoms as logs for channels in core.async

Sorry, I just realized that you were referring to the exact same examples Jay Fields uses...so you must already know about that article! ;-) (2014/05/12 23:07), Dave Della Costa wrote: >> The x is referring to the map that is to be >> added in as a parameter, right? > > So,

Re: using atoms as logs for channels in core.async

and I see he said something similar > regarding this--it's better to structure this as a hash-map or other > data structure, and use an atom if it needs to be updated dynamically. > Notice that his code is far simpler and easier to reason about, and > avoids the use

Re: recur code

I can give you places to begin at least--recur is a special form and in Clojure is written in Java, https://github.com/clojure/clojure/blob/master/src/jvm/clojure/lang/Compiler.java#L42 whereas in ClojureScript it's written in Clojure: https://github.com/clojure/clojurescript/blob/master/src/clj

Re: using atoms as logs for channels in core.async

this as a hash-map or other data structure, and use an atom if it needs to be updated dynamically. Notice that his code is far simpler and easier to reason about, and avoids the use of macros. DD (2014/05/12 19:40), Dave Della Costa wrote: >> I think I am confused about how to distingui

Re: using atoms as logs for channels in core.async

+9, David Della Costa wrote: > > I apologize, apparently you can't use go-loop how I did below, > > => (def my-go-loop (async/go-loop [msg (async/ msg " > msg " from channel " 'c))) > > ...try this instead: > > (def

Re: using atoms as logs for channels in core.async

I apologize, apparently you can't use go-loop how I did below, => (def my-go-loop (async/go-loop [msg (async/ >> 1) I feel like it is a redundant to define bindings multiple times in >> my go's let exprs when the params have already been passed in as >> arguments. Is there a more idiomatic way to

Re: using atoms as logs for channels in core.async

> 1) I feel like it is a redundant to define bindings multiple times in > my go's let exprs when the params have already been passed in as > arguments. Is there a more idiomatic way to do this? I think the fact that you are re-binding in a let should show you that these variables are already in s

Re: comparison with 3 arguments. Do I understand it right ?

What James meant was that you should use it like so: => (defn teen? [age] (< 12 age 20)) #'user/teen? => (teen? 50) false => (teen? 10) false => (teen? 14) true => (if (teen? 14) "yes is a teen" "no, not a teen") "yes is a teen" You don't need to set up these wrappers returning true and false. n

Re: Help with data structures and dereferencing

Hi Robert, I completely understand the desire to structure your code in a way that isolates business logic. It's something I struggle with all the time and I think it's not simple when you're shifting from thinking in an OO way (as you and I and so many folks are) to thinking more functionally ab

Re: Help with data structures and dereferencing

You are saying a zipper may be a solution--so do you have a tree or graph structure? If your RHS value is something that changes over time but has an identity independent of its relationship to other nodes, then retrieving or constructing its value could simply be a function or set of functions--o

Re: Help with data structures and dereferencing

Is there no way to simply structure the maps inside your main atom in such a way that you can look up your entities? {lhs-uuid1 {rhs-uuid1 ["values"] rhs-uuid2 ["values"]}} (get-in @myatom [lhs-uuid1 rhs-uuid2]) You can wrap this in a function that does some other work to look it up if need be,

Re: I'm trying to make proper urls, but I seem to be failing at it.

You can use the default Java classes which are available: => (-> (java.net.URI. "http" "www.mysite" "/some user" nil) .toURL .toString) "http://www.mysite/some%20user"; => ring-codec is easy too: (https://github.com/ring-clojure/ring-codec) => (str "www.mysite/" (ring.util.codec/url-encode "som

Re: Email delivery libs not working

I'm sending authenticated emails via Mandrill with Postal and not having any trouble, and setting it up was pretty much a "smooth workable out-of-the-gate solution." If you describe the errors or issues you're experiencing someone may be able to help, but it's absolutely not the case that these li

Re: ANN: om-sync

> It's not clear to me that the server side should be tied to Om > specifically. It seems like the requirement is more to have a server > component that can pass messages / state changes in a generic way to > clients (probably using core.async channels, with the ability to use > websockets etc. as

Re: Some advice about introducing clojurescript into a project using js/jquery

Just because you are using jQuery extensively in your JS codebase doesn't mean you need jayq/jQuery in your ClojureScript code. If you are trying to do inter-op and call some of your JavaScript code from your ClojureScript code, then you can simply use standard JavaScript inter-op; if you want to

Re: CLJX & CLJS problem

d. > > cljsbuild produces *JavaScript* output, so its configuration is never > going to be relevant to whether or not ClojureScript resources produced > by cljx can be consumed by downstream projects. > > Dave, thanks for the PR; I'll reply separately to that on github. > >

Re: CLJX & CLJS problem

Hi Karsten, Strangely, I was doing the exact same thing as you yesterday and struggled for a bit until I found settings that work. I achieved success when I used the configuration from Cornice as a template: https://github.com/rkneufeld/cornice/blob/master/project.clj ...with one exception, my

Re: How do I serve clojure pages with nginx

Hi Zeynel, I don't know if setting things up the way I've laid out there is such a great idea. What I would do instead is set the port and whatnot in the jetty configuration inside of ring, assuming that's what you're using (this assumes a lot about how your app is set up, so let me know if this

Re: How do I serve clojure pages with nginx

I have not done this specifically with Nginx but I suspect you probably want something like what I set up with Apache + Jetty: https://github.com/ddellacosta/Clojure-under-Jetty-and-Apache#setting-up-jetty-with-apache-httpd That is, set up Nginx to act as a proxy for Jetty: http://nginx.org/en/d

Re: [ClojureScript] Re: [ANN] A post on CLJS DOM manipulation libraries

Hi Creighton, I've updated the post with a bit expanding on the Enfocus section, including your suggestions. Thanks again for your great feedback-- DD (2013/12/12 23:00), Creighton Kirkendall wrote: > Nice job! > > I noticed a few small things on the Enfocus section that I would tweak but > n

Re: [ANN] A post on CLJS DOM manipulation libraries

Hi Walter, thanks very much for the fix, good catch--I've updated the github repo and the post to reflect this change. Thanks! DD (2013/12/13 6:26), Walter van der Laan wrote: > Hi Dave, > > Thanks for the overview. > > I found one error. When running the Google Clojure example on its own > th

Re: [ClojureScript] Re: [ANN] A post on CLJS DOM manipulation libraries

Creighton, this is really excellent feedback and exactly what I was hoping for. I am relatively new to Enfocus and had a feeling I could have written that code in a more idiomatic way. I'll edit the piece to incorporate your suggestions ASAP. Many thanks! DD (2013/12/12 23:00), Creighton Kirke

Re: [ClojureScript] Re: [ANN] A post on CLJS DOM manipulation libraries

Apologies...I messed something up temporarily fixing the issue Luke Morton found. Is it still broken for you? (2013/12/12 22:33), Creighton Kirkendall wrote: > I seem to be getting a 404 on the link now. > -- -- You received this message because you are subscribed to the Google Groups "Clojur

Re: [ClojureScript] [ANN] A post on CLJS DOM manipulation libraries

On 12 December 2013 07:05, Dave Della Costa <mailto:ddellaco...@gmail.com>> wrote: > > Hi folks, > > Albeit a little later than I'd hoped, I've written a post giving a > high-level overview of the DOM manipulation/Event handling libraries >

[ANN] A post on CLJS DOM manipulation libraries

Hi folks, Albeit a little later than I'd hoped, I've written a post giving a high-level overview of the DOM manipulation/Event handling libraries available in ClojureScript at the present time: http://davedellacosta.com/cljs-dom-survey It's aimed at beginners in ClojureScript, for the most part,

Re: java.jdbc DSLs (java.jdbc.sql / java.jdbc.ddl)

> How much impact would it have on you, Alexander, if the java.jdbc.sql > namespace went away? I work for Alex and I can say that it wouldn't be such a big deal since we are already including honeysql, and I would simply swap the built-in DSL for that where necessary. I can't speak for him but pe

Re: Friend roles stored in a database table

Heh--I know exactly what you mean, had the exact same kind of experience myself many times. In any case, glad you got it working! (2013/11/18 4:42), wm.mark@gmail.com wrote: > Sometimes you can't see the wood for the trees I guess, I have it > working with this trivial change: > > (defn cred

Re: Friend roles stored in a database table

Sounds like you've got some of this working smoothly already, so apologies in advance if any of this is redundant. Regarding database roles, the way I have it working in one of my simpler apps with the default interactive form workflow is to set the credential-fn in the workflow configuration to s

[ANN] friend-oauth2 0.1.1

21:43), Dave Della Costa wrote: > Hi folks, > > friend-oauth2 0.1.0 is out. > > https://github.com/ddellacosta/friend-oauth2 > > Changes: > > - adds credential-fn for injecting your own functionality in the > post-3rd-party-authentication stage. Thanks go to Kevin L

Re: [ANN] Yesql 0.2.1 - Clojure & SQL queries rethought.

I was about to be like, "oh no, not another one!" and then I read the README and I thought, "oh, interesting... So, kudos on thinking outside the box. I certainly agree with a lot of the points you've made. I'll definitely be playing around with this. Cheers, DD (2013/11/11 20:10), Kris Jenkin

[ANN] friend-oauth2 0.1.0

Hi folks, friend-oauth2 0.1.0 is out. https://github.com/ddellacosta/friend-oauth2 Changes: - adds credential-fn for injecting your own functionality in the post-3rd-party-authentication stage. Thanks go to Kevin Lynagh (https://github.com/lynaghk) for this feature. - More refactoring of entir

Re: recommended: "Java: The Good Parts"

Rich, thanks for the recommendation--will definitely be checking this book out, it's just what I need. Thanks, DD (2013/11/05 13:03), Rich Morin wrote: > When I first started looking into Clojure, I was dismayed to find that > it is deeply entangled with Java (which I had successfully avoided for

Re: evaluating compiled clojurescript functions at the REPL

Link? (2013/10/13 14:14), Benjamin Vulpes wrote: > Hey all! > > I've written a S.O. question about Emacs/ClojureScript REPL integration. > My basic question is: > > "how ams call compiled functions and execute in browser context?" > > I love working with Emacs and I also love all of the wor

Re: [ANN] 美味しいClojure

Well, that would be mighty fine too. :-) (2013/10/04 9:57), Ambrose Bonnaire-Sergeant wrote: > Only through the magic of the internet! I'll be giving a video > conference talk + QA. > > Ambrose > > > On Fri, Oct 4, 2013 at 8:54 AM, Dave Della Costa <mailto:

Re: [ANN] 美味しいClojure

. If schedules work out Mr. Ambrose may > be able to give us a quick intro / Q+A on core.typed as well. > > Anyone interested? > > > Thanks, >Alan Busby > > > > On Thu, Oct 3, 2013 at 2:32 PM, Dave Della Costa > mailto:dd

Re: [ANN] 美味しいClojure

2010...bummer! That sounds really interesting. (2013/10/03 22:24), Raoul Duke wrote: > an olide: http://www.starling-software.com/en/tsac.html. i went once > when in town years back. it was fun. wish it were still going on. > -- -- You received this message because you are subscribed to the G

Re: [ANN] 美味しいClojure

Speaking of, is there anything other than Tokyo.clj (which seems pretty infrequent based on this: http://atnd.org/event/tokyoclj) going on for Clojurians in Tokyo? I work remotely, using Clojure, and would love to get together more frequently with other Clojure developers if possible. If anyone

Re: RBAC/ACL using core.logic or similar

Hi ronen, This doesn't address your question re: how do it in pure Clojure, but as a data point we recently implemented a wrapper for Shiro in Clojure for use in setting policies on a ring-based web app. We are using our own solution for checking the access policies on routes themselves, which is

Re: "Clojurescript : Up and Running...." Newbie problem?

Prasad, I'm not positive but I suspect your issue is here: > :cljsbuild [:builds []]) ...the argument to cljsbuild must be a hashmap I believe. It's currently a vector. Try: > :cljsbuild {:builds []}) Let us know if that doesn't work. DD (2013/09/07 11:25), prasad wrote: > When I follow

Re: always function?

ote: > Not really. > > The identity function returns the value. I want to have the function that > returns the value. > constantly is the good answer for my needs. > > > Le 25 août 2013 à 13:57, Dave Della Costa a écrit : > >> There is also identity, which returns w

Re: always function?

There is also identity, which returns what it was passed, which seems closer to what you described initially. => (identity "foo") "foo" (2013/08/25 20:41), Christian Sperandio wrote: > Thanks, exactly what I want :) > > Le 25 aoűt 2013 ŕ 13:40, László Török > a écrit

Re: calling java static member using string?

nction you wrote only returns true on saturdays > > but I get the point! > > thanks for your answer > > > On Wed, Aug 14, 2013 at 12:14 PM, Dave Della Costa > mailto:ddellaco...@gmail.com>> wrote: > > I know you said clj-time solved this for you, but h

Re: calling java static member using string?

I know you said clj-time solved this for you, but here's another way to handle it which avoids using a macro (using a map of keywords to java.util.Calendar weekday enums for convenience and to be more Clojure-esque, but it isn't necessary): user=> (def weekdays {:mon Calendar/MONDAY :tues Calendar

Re: [ANN] verily, non-magic testing lib

I think I may have been the one on IRC that provoked you to this decision Steven, so I'm happy that you've put the project back up. I certainly never intended that you not build something to suit your own purposes, and I absolutely didn't intend to suggest you shouldn't put software out there for

Re: using httpkit + core.async to build a simple WebSocket-based chat demo

Excellent, glad to hear it. And I'd love to hear more about how porting AutobahnJS goes for you! Seems like a perfect application of core.async on the client-side. (2013/07/22 3:10), Christopher Martin wrote: > Thanks for sharing this! I'm in a similar mindset right now, working on > a cljs port

using httpkit + core.async to build a simple WebSocket-based chat demo

Hi folks, More core.async fun. Would love to hear comments, criticisms, etc., especially on how to better integrate core.async into this. Otherwise, maybe it can be inspiration to someone else to do something grander. Granted, it's pretty stupidly simple. https://github.com/ddellacosta/cljs-cor

Re: OAuth2

Here are some more in-depth examples: https://github.com/ddellacosta/friend-oauth2-examples Please do use version 0.0.4 or above as anti-CSRF protection is incorporated. I still owe Chas a pull request with an up to date version of friend-oauth2. Please note, it is in development, still rather

Re: Database migrations

Coming from the Rails world, for a while I searched for a way to do this, and at this point I've come to the conclusion that * "raw" SQL migrations are the way to go * rollback/down migrations are problematic for environments other than test. Regarding specific experiences, I used Lobos for a whi

Re: ANN How To Make Your Open Source Project Awesome (or: Not Suck)

Good points. I've tried to follow many of these with code I've written, but there are still some things I could stand to do better. Thanks for writing this, it can serve as a checklist for my own projects from now on! Cheers, DD (2013/04/20 7:09), Michael Klishin wrote: > Month after month ther

Re: keyword bug

If you give keyword two arguments the first one is the namespace, and you are generating a namespaced keyword. To expand on your example: clojure.core=> (in-ns 'm) # m=> (clojure.core/keyword "m" "7") :m/7 m=> {::7 "foo"} {:m/7 "foo"} m=> If you want to chain strings together to make a keyword,

ANN: friend-oauth2 0.0.2

Hi folks, for those with interest: friend-oauth2 is an oauth2 workflow for Chas Emerick's Friend library. https://github.com/ddellacosta/friend-oauth2 (Examples were also updated to conform to changes: https://github.com/ddellacosta/friend-oauth2-examples) Changelog 0.0.1 -> 0.0.2 * Added test

Re: ANN clojure-doc.org (aka CDS), a new community-driven Clojure documentation site

Hi John, regarding the backticks for code blocks, are you talking about using Markdown? It looks like because Jekyll uses the markdown parser Maruku (http://maruku.rubyforge.org/maruku.html), instead of the redcarpet that GFM uses, you'll have to use tildes instead of backticks. Dave (12/10

Re: Some Friend documentation and regarding documentation in general

hat group. Cheers, DD (12/10/07 6:33), Chas Emerick wrote: Hi Dave, This is a metric ton of awesome; thank you very much for taking the time and effort to put all this together. And, BTW, based on what I've seen so far, I never would have thought you were new to Clojure. :-) cont'd

Re: Some Friend documentation and regarding documentation in general

Sorry Michael, I was mistaken about it being Compojure, this is obviously all lein-ring territory (see in particular, "Starting a web server"): https://github.com/weavejester/lein-ring (12/10/07 2:57), Michael Klishin wrote: 2012/10/6 Dave Della Costa mailto:ddellaco...@gmail.com&

Re: Some Friend documentation and regarding documentation in general

n the Compojure docs here (minus the 'headless' bit, which just avoids loading a browser up, something I don't want to be happening every time): https://github.com/weavejester/compojure/wiki/Getting-Started (12/10/07 2:57), Michael Klishin wrote: 2012/10/6 Dave Della Costa mailt

Re: Some Friend documentation and regarding documentation in general

e Friend README (or an appropriate documentation site, e.g. CDS) to collect such pointers in one place. Shantanu On Oct 6, 10:02 pm, Michael Klishin wrote: 2012/10/6 Dave Della Costa I've written some material on how to use Friend, including some OAuth2 resources. I'd appreciate

Re: Some Friend documentation and regarding documentation in general

for those coming into the community. I have an ulterior motive: the more folks that are using Clojure for building high-quality web apps, the more chance I can get a job doing Clojure stuff fulltime, instead of as a hobby...haha. Anyways, I'll update this stuff as soon as I have time.

Some Friend documentation and regarding documentation in general

Hi folks, I've been pretty slack in communicating via the mailing list, but I realized today that there is a lot of important dialogue going on here so I have to make more of an effort to take part--I want to be a part of this community! In any case, I've been using Friend a lot lately, since I c

Re: deployment

Oh, and I should add that I didn't know about Pallet (http://palletops.com/) until your post (thanks!). As you described, seems like an easy way to deploy to cloud services. Very slick, at least on paper. Sounds cool, I'll check it out. Cheers, Dave (12/08/24 20:03), David Della Costa wrot