# 2018

**URL:** https://discourse.julialang.org/c/juliacon/jc2018/39.md

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## [About the 2018 category](https://discourse.julialang.org/t/about-the-2018-category/8426)

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**Author:** [@vchuravy](https://discourse.julialang.org/u/vchuravy)\
**Replies:** 0

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Discussion for JuliaCon 2018: London (and 1.0)!

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## [Subtyping made friendly: Question about UnionAll](https://discourse.julialang.org/t/subtyping-made-friendly-question-about-unionall/14766)

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**Author:** [@NHDaly](https://discourse.julialang.org/u/NHDaly)\
**Replies:** 6\
**Last updated:** [September 10, 2018, 8:31pm UTC](https://discourse.julialang.org/t/subtyping-made-friendly-question-about-unionall/14766 "2018-09-10T20:31:15Z")

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In Francesco Zappa Nardelli’s awesome talk, Subtyping made friendly, he showed this example to motivate UnionAll types, here: However, those type signatures are not exactly equivalent: the second version of foo also …

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## [Play list truncated?](https://discourse.julialang.org/t/play-list-truncated/14511)

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**Author:** [@jlapeyre](https://discourse.julialang.org/u/jlapeyre)\
**Replies:** 0\
**Last updated:** [September 4, 2018, 1:19am UTC](https://discourse.julialang.org/t/play-list-truncated/14511 "2018-09-04T01:19:58Z")

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It seems that the youtube playlist for JuliaCon 2018 is truncated to 99 videos. This means, just to pick a random example, “Symbolic computation in Julia” is missing (… ok, it’s my talk). Is there a remedy for this ?

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## [Talk on http.jl](https://discourse.julialang.org/t/talk-on-http-jl/13487)

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**Author:** [@Jon\_Norberg](https://discourse.julialang.org/u/Jon_Norberg)\
**Replies:** 2\
**Last updated:** [August 25, 2018, 6:15pm UTC](https://discourse.julialang.org/t/talk-on-http-jl/13487 "2018-08-25T18:15:01Z")

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I was just wondering about the http.jl talk on thw youtube homepage for juliacon 2018. there are two parts, one with 45 seconds and one with 4 minutes. Did recording not work or did the upload not work? just curious abo…

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## [Thankyous for JuliaCon 2018](https://discourse.julialang.org/t/thankyous-for-juliacon-2018/13259)

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**Author:** [@johnh](https://discourse.julialang.org/u/johnh)\
**Replies:** 2\
**Last updated:** [August 12, 2018, 8:01am UTC](https://discourse.julialang.org/t/thankyous-for-juliacon-2018/13259 "2018-08-12T08:01:41Z")

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My thanks to the organising committee for JuliaCon 2018 I am the same age as many of the participants there (ie north of 50) and the conference has made me feel young again. Such enthusiasm and a community which is read…

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## [Hackathons for JuliaCon](https://discourse.julialang.org/t/hackathons-for-juliacon/12183)

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**Author:** [@avik](https://discourse.julialang.org/u/avik)\
**Replies:** 9\
**Last updated:** [August 11, 2018, 8:40am UTC](https://discourse.julialang.org/t/hackathons-for-juliacon/12183 "2018-08-11T08:40:19Z")

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The last day of JuliaCon is traditionally designated as the hackathon. This year, its on Saturday, the 11th of August. Most years, this has been a very informal affair, with people self organising into groups, and worki…

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## [Jeremy Bentham and Pub of the Day](https://discourse.julialang.org/t/jeremy-bentham-and-pub-of-the-day/12971)

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**Author:** [@johnh](https://discourse.julialang.org/u/johnh)\
**Replies:** 0\
**Last updated:** [August 7, 2018, 6:00am UTC](https://discourse.julialang.org/t/jeremy-bentham-and-pub-of-the-day/12971 "2018-08-07T06:00:00Z")

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As JuliaCon is at UCL make sure to go to see Jeremy Bentham - Wikipedia Also in best LBW (Linux Beer Hike) tradition I propose the Jeremy Bentham pub as the meeting place after the conference. 31 University Street Fitz…

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## [Recruiting package authors for JuliaCon hackathon mentoring/guidance](https://discourse.julialang.org/t/recruiting-package-authors-for-juliacon-hackathon-mentoring-guidance/12453)

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**Author:** [@xorJane](https://discourse.julialang.org/u/xorJane)\
**Replies:** 3\
**Last updated:** [August 2, 2018, 3:18pm UTC](https://discourse.julialang.org/t/recruiting-package-authors-for-juliacon-hackathon-mentoring-guidance/12453 "2018-08-02T15:18:36Z")

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Hello everyone! For the JuliaCon 2018 hackathon, we would like to provide both assistance and opportunities to would-be new contributors to the Julia ecosystem. To this end, we would like to be able to direct potential…

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## [Talk list is now online](https://discourse.julialang.org/t/talk-list-is-now-online/12757)

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**Author:** [@avik](https://discourse.julialang.org/u/avik)\
**Replies:** 5\
**Last updated:** [July 31, 2018, 7:21pm UTC](https://discourse.julialang.org/t/talk-list-is-now-online/12757 "2018-07-31T19:21:33Z")

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The full list of talks for JuliaCon 2018 is now online The detailed schedule will be announced in a few days, as will the list of posters. Regards Avik

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## [Spare room available at JuliaCON](https://discourse.julialang.org/t/spare-room-available-at-juliacon/12627)

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**Author:** [@johnh](https://discourse.julialang.org/u/johnh)\
**Replies:** 0\
**Last updated:** [July 24, 2018, 7:07am UTC](https://discourse.julialang.org/t/spare-room-available-at-juliacon/12627 "2018-07-24T07:07:21Z")

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I realise the conference is close. If anyone really cannot afford somewhere to stay in London I have a spare bedroom.

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## [Hackathon - non-coding 'hacks'](https://discourse.julialang.org/t/hackathon-non-coding-hacks/12457)

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**Author:** [@swt30](https://discourse.julialang.org/u/swt30)\
**Replies:** 2\
**Last updated:** [July 19, 2018, 7:24pm UTC](https://discourse.julialang.org/t/hackathon-non-coding-hacks/12457 "2018-07-19T19:24:34Z")

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I went to a great conference a couple of years ago (.Astronomy) and one of the best things about their hack day is that non-coding projects are encouraged. Writing or even art/craft projects can be a lot of fun after a t…

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## [JuliaCon2018 workshops announced](https://discourse.julialang.org/t/juliacon2018-workshops-announced/11486)

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**Author:** [@miguelraz](https://discourse.julialang.org/u/miguelraz)\
**Replies:** 10\
**Last updated:** [June 17, 2018, 1:52pm UTC](https://discourse.julialang.org/t/juliacon2018-workshops-announced/11486 "2018-06-17T13:52:17Z")

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Congrats to all the speakers! Very exciting stuff!

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## [JuliaCon for beginners](https://discourse.julialang.org/t/juliacon-for-beginners/11208)

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**Author:** [@gmouts](https://discourse.julialang.org/u/gmouts)\
**Replies:** 30\
**Last updated:** [May 31, 2018, 5:14pm UTC](https://discourse.julialang.org/t/juliacon-for-beginners/11208 "2018-05-31T17:14:01Z")

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A kind of naive question: Can JuliaCon be useful for someone who knows how to write basic programs but has never used julia before? I told a friend about JuliaCon and she is somewhat interested. Also she may be able to …