On Wed, Sep 21, 2016 at 7:44 PM, K leo wrote:
> I am running the 0.5 release now and it behaves in the same way - not
> releasing memory. I can't say if this only has to do with 0.5 but not 0.4.
> Probably it happened in the same way with 0.4 but I just didn't pay
> attention then.
>
> Since ther
On Mon, Sep 19, 2016 at 9:14 PM, Luke Stagner wrote:
> I actually ran into this issue too. I have a routine that calculates fast
> ion orbits that uses a lot of memory (90%). Here is the code (sorry its not
> very clean). I tried to run the function `make_distribution_file` in a loop
> in julia b
On Wed, Sep 21, 2016 at 8:50 PM, Yichao Yu wrote:
> On Mon, Sep 19, 2016 at 9:14 PM, Luke Stagner wrote:
>> I actually ran into this issue too. I have a routine that calculates fast
>> ion orbits that uses a lot of memory (90%). Here is the code (sorry its not
>> very clean)
On Wed, Sep 21, 2016 at 9:29 PM, Erik Schnetter wrote:
> On Wed, Sep 21, 2016 at 9:22 PM, Chris Rackauckas
> wrote:
>>
>> I'm not seeing `@fastmath` apply fma/muladd. I rebuilt the sysimg and now
>> I get results where g and h apply muladd/fma in the native code, but a new
>> function k which is
On Wed, Sep 21, 2016 at 9:33 PM, Yichao Yu wrote:
> On Wed, Sep 21, 2016 at 9:29 PM, Erik Schnetter wrote:
>> On Wed, Sep 21, 2016 at 9:22 PM, Chris Rackauckas
>> wrote:
>>>
>>> I'm not seeing `@fastmath` apply fma/muladd. I rebuilt the sysimg and now
ation (this is not a llvm
ir optimization pass) to do this is llc options -mcpu=haswell and
function attribute unsafe-fp-math=true.
>
> -erik
>
> On Wed, Sep 21, 2016 at 9:33 PM, Yichao Yu wrote:
>>
>> On Wed, Sep 21, 2016 at 9:29 PM, Erik Schnetter
>> wrote:
&g
s.jl fixed the
> issue for me.
And good to know it's fixed.
>
> K Leo, if you are using any external library, that may be the cause of the
> memory leak you are seeing.
>
> -Luke
>
> On Wednesday, September 21, 2016 at 5:52:23 PM UTC-7, Yichao Yu wrote:
>>
>> On
On Thu, Sep 22, 2016 at 8:44 AM, Jamie Brandon
wrote:
> Well, I managed to answer the first part of my question. A variable won't be
> stack-allocated unless the compiler can prove it is always defined before
> being used. Mine were, but the control flow was too complex for the compiler
> to deal
On Fri, Sep 23, 2016 at 11:33 AM, Reuben Brooks wrote:
> Trying to convert a datetime object to unixtime to a string for an api that
> uses unixtime. However, I cannot figure out how to get the result formatted
> in non-scientific notation:
>
> julia> a = Dates.datetime2unix(now()); string(rou
On Fri, Sep 23, 2016 at 11:50 AM, Yichao Yu wrote:
> On Fri, Sep 23, 2016 at 11:33 AM, Reuben Brooks wrote:
>> Trying to convert a datetime object to unixtime to a string for an api that
>> uses unixtime. However, I cannot figure out how to get the result formatted
>> in no
On Sun, Sep 25, 2016 at 7:25 AM, Marius Millea wrote:
> I can store a macro to a variable (let use the identity macro "id" as an
> example),
>
> julia> idmacro = macro id(ex)
>:($(esc(ex)))
>end
> @id (macro with 1 method)
>
>
> How can I use this macro now? I can *almost* do i
rent global scope) since it runs in the parser and has no idea
about any local bindings.
This means that you might as well just assign the value to a global
starts with `@` and call it directly with normal macro syntax.
>
>
> On Sunday, September 25, 2016 at 2:08:46 PM UTC+2, Yichao Yu
On Sun, Sep 25, 2016 at 12:39 PM, Jamie Brandon
wrote:
> I'm doing a lot of code-generation. There are two patterns that come up all
> over the place - adding a suffix to a symbol and interpolating from an array
> comprehension. This is pretty verbose even in the simplest case:
>
> quote
> ...
>
reach(keys_i) do key_i
> index_ip1 = index_1[key_i]
> $body
> end
> end
>
> The macros in Base.Cartesian almost solve the comprehension problem too, if
> I make a version that can take arbitrary iters rather than just a number...
>
> On 25 September 2016 at 18:53
On Sep 25, 2016 6:57 PM, "Marius Millea" wrote:
>
> I can't figure out why this doesn't work:
>
> julia> macro outer()
>quote
>macro inner()
>end
>@inner
>end
>end
>
>
> julia> @outer
> ERROR: UndefVarError: @inner not
On Mon, Sep 26, 2016 at 5:50 AM, jw3126 wrote:
> Is it possible to control inline behaviour of a function purely from the
> callsite?
>
> I have a function f and I call it at several places. At some places I want
> it to get it inlined and at others not. I do not want to touch the code of f
> at a
On Mon, Sep 26, 2016 at 8:31 AM, Cedric St-Jean wrote:
> It would make sense to put .jl file-parsing code in a separate,
> community-maintained module, because the rules for finding which file a
> module corresponds to are not trivial, and can change over time (they became
> case-sensitive in 0.5)
On Mon, Sep 26, 2016 at 9:49 AM, Ferran Mazzanti
wrote:
> Hi,
>
> just installed 0.5.0 and have noticed something I seem to remember was
> discussed here a few times, but can't remember exactly what it was.
> I'm wondering what is now the best way to get a row vector from an array. I
> ask because
https://github.com/JuliaLang/julia/issues/14787
On Mon, Sep 26, 2016 at 4:00 PM, DNF wrote:
> I am seeing an odd warning/error during tab-completion:
>
> In the Julia REPL, whenever I am using tab-completion I get the following
> warning:
>
> WARNING: both JLD and Plots export "translate"; uses o
er 26, 2016 at 10:14:44 PM UTC+2, Yichao Yu wrote:
>>
>> https://github.com/JuliaLang/julia/issues/14787
>>
>> On Mon, Sep 26, 2016 at 4:00 PM, DNF wrote:
>> > I am seeing an odd warning/error during tab-completion:
>> >
>> > In the Julia REPL, when
On Tue, Sep 27, 2016 at 7:47 AM, Marius Millea wrote:
>> Macros are functions evaluated at parse-time. The runtime scope doesn't
>> even exist when the macro is called.
>
>
> That's right, the answer may well have nothing to do with marcos (maybe I
> obscured the question by even mentioning them
On Tue, Sep 27, 2016 at 3:56 PM, Tsur Herman wrote:
> is there a way to know in run-time from which file the code that is
> currently executing comes from?
@__FILE__ gives you the current file name
Base.source_path() gives you the current toplevel file.
>
On Tue, Sep 27, 2016 at 6:28 PM, Zhilong Liu wrote:
> Hello All,
>
> I am trying to return values to elements inside a structure-like matrix.
> Here is the code snippet:
>
What you actually meant to write is
paths = [Array{Float64,2}() for i in 1:4]
And you might as well do
paths = Matrix{Flo
On Tue, Sep 27, 2016 at 10:11 PM, Dan wrote:
> That last line was probably meant to be
>
> paths = Vector{Matrix{Float64}}(4)
Ah, yeah, that's exactly what I meant Thx for the correction
>
> On Tuesday, September 27, 2016 at 7:01:14 PM UTC-4, Yichao Yu wrote:
>&g
On Wed, Sep 28, 2016 at 12:32 AM, Zhilong Liu wrote:
> Hello all,
>
> I tried to compare two norm() computations as shown below:
>
> u = 1.; v = 1.;
>
> # case 1: constants as arguments
> @time for i = 1 : 1
> g = k * norm([1.; 1.])^3
> end
>
> # case 2: variables as arguments
> @time for i
On Wed, Sep 28, 2016 at 4:36 PM, Christian Rorvik
wrote:
> GC of code turned out to be a red herring. After isolating the instance of a
> call that was crashing, and getting right up to it, GDB was kind enough to
> get its knickers in a twist and segfault itself every time I stepped
> instruction
I had to change call_wrapper to
> receive the closure as Ptr{T} and call unsafe_pointer_to_objref and then
> call it.
>
>
> On Wednesday, September 28, 2016 at 9:50:47 PM UTC+1, Yichao Yu wrote:
>>
>> On Wed, Sep 28, 2016 at 4:36 PM, Christian Rorvik
>> wrote:
>
> On Wednesday, September 28, 2016 at 10:06:51 PM UTC+1, Yichao Yu wrote:
>>
>> On Wed, Sep 28, 2016 at 5:00 PM, Christian Rorvik
>> wrote:
>> > I don't have the code at hand right now (it's at work), but what I was
>> > doing
>> > was som
On Sat, Oct 1, 2016 at 5:26 AM, Lyndon White wrote:
> I was generally under the impression that a macro always had the return a
> `Expr`
> and that doing otherwise would make the compiler yell at me.
>
> Apparently I was wrong, at least about the second part:
> https://github.com/ChrisRackauckas/P
On Sat, Oct 1, 2016 at 8:51 PM, David Gleich wrote:
> Thanks for that pointer. I'll take a look!
I have a collection of really simple ones here[1]. It's not systematic
or comprehensive in any sense but does check a few operations that I
care about (simd and math functions) and was able catch a fe
On Tue, Oct 4, 2016 at 3:11 PM, Jeff wrote:
> Adding floats to an element of a vector takes about twice as long as adding
> float to a variable. For example,
>
> ```
> val = zeros(1)
> for i in 1:1000
> val[1] += 9.
> end
> ```
> finishes in 0.034 seconds whereas
> ```
>
On Oct 5, 2016 12:51 PM, "Jérémy Béjanin" wrote:
>
> Hello,
>
> I am trying to call a DLL function to allocate a page aligned array from
julia. Here is a C++ example using that function. Note that the DLL
function is wrapped into this uvAPI api, but is otherwise the same except
for the name. The D
On Thu, Oct 6, 2016 at 2:19 AM, Sébastien Celles wrote:
> Hello,
>
> In this SO question
> http://stackoverflow.com/questions/36191766/metaprogramming-within-docstring-with-eval/36209841#36209841
>
> the following code
>
> for (f, name) in ((:add, "addition"), (:sub, "subtraction"))
> @eval be
On Thu, Oct 6, 2016 at 11:02 AM, Igor Cerovsky
wrote:
> Hello,
>
> Calling compiled Julia 0.5 code from C++ (MSVS15) from multiple threads a
> code that follows fails.
>
> Consider following example under WIN using Julia 0.5:
> #include
> #include
> #include "julia.h"
>
> //@Base.ccallable Int64
On Thu, Oct 6, 2016 at 5:40 PM, Jérémy Béjanin wrote:
> Thanks! this works perfectly.
>
> The pointer_to_array() function seems to be deprecated, however, do you know
> how to use the suggested replacement, unsafe_wrap()?
Yes.
>
> And if it's not too much to ask, I am wondering how I can do the
>> 16) & 0xfff
should do it.
You need to adjust to the actual bits location of course.
If you have never done anything with bits before, this might be useful
in general. https://en.wikipedia.org/wiki/Bitwise_operation
>
> On Thursday, October 6, 2016 at 8:15:41 PM UTC-4, Yichao Yu
On Fri, Oct 7, 2016 at 1:59 PM, Eduardo Lenz wrote:
> Hi.
>
> What is exactly the point of a construction like
>
> "
> julia> a = 33.33
> 33.33
>
> julia> a[1]
> 33.33
> "
> be valid ? I think it should rise an error, but there is a
> getindex(::Float64, ::Int64) defined in the core language (v0.5
On Fri, Oct 7, 2016 at 4:02 PM, Diego Javier Zea wrote:
> Hi,
> I was starting to play with Threads.@threads and I noticed a strange
> behaviour when the macro is used together with throw and ErrorException:
>
> | | |_| | | | (_| | | Version 0.5.0 (2016-09-19 18:14 UTC)
> _/ |\__'_|_|_|\__'_|
On Fri, Oct 7, 2016 at 4:05 PM, Chris Stook wrote:
> Calling objects of type T is only valid if N arguments are provided. What
> is the correct syntax for this?
>
> immutable T{N}
> t :: NTuple{N,Any}
> end
>
> (x::T)(args...) = error("wrong number of arguments")
function (x::T{N}){N}(args::Va
On Sat, Oct 8, 2016 at 7:19 AM, Andreas Lobinger wrote:
> Hello colleagues,
>
> it's quite nice to structure testing with @testset in v0.5 (and higher), but
> it doesn't exist in 0.4. And it's not expected to be backported.
> Could Compat be a place for this? Or just build two blocks (>0.4 and <=
On Sat, Oct 8, 2016 at 2:39 PM, wrote:
> Hi, I'm not sure if anyone else has this problem but apparently, after
> updating to v0.5, I can no longer find the packages that I had previously
This is expected since packages might use different code on different
julia versions and simply copying the
On Sat, Oct 8, 2016 at 2:41 PM, Yichao Yu wrote:
> On Sat, Oct 8, 2016 at 2:39 PM, wrote:
>> Hi, I'm not sure if anyone else has this problem but apparently, after
>> updating to v0.5, I can no longer find the packages that I had previously
>
> This is expecte
elete the data for the older version because you can use
multiple versions simultaneously.
>
> On Saturday, 8 October 2016 20:43:57 UTC+2, Yichao Yu wrote:
>>
>> On Sat, Oct 8, 2016 at 2:41 PM, Yichao Yu wrote:
>> > On Sat, Oct 8, 2016 at 2:39 PM, wrote:
>> &
On Oct 11, 2016 12:34 PM, "Evan Fields" wrote:
>
> Let's say I have a type MyType and function f(mt::MyType) which is slow
and stochastic. I have an object y::MyType, and I'd like to compute f(y)
many times.
>
> If I write a loop like
> fvals = Vector{Float64}(100)
> Threads.@threads for i in 1:le
On Tue, Oct 11, 2016 at 1:13 PM, Evan Fields
wrote:
> I'm unsure if "bit shared" is a technical term I should know, or if "bit
> shared" is a smartphone typo for "not shared" which would describe my
> understanding of normal loops, where it seems each iteration doesn't have
> access to loop-only
On Wed, Oct 12, 2016 at 1:22 PM, esproff wrote:
> Consider the code:
>
> abstract AbstractFoo
>
> type Foo <: AbstractFoo
> end
>
> f(x::AbstractFoo, y::Integer) = "method 1"
> f(x::Foo, y::Real) = "method 2"
>
> foo = Foo()
> f(foo, 1)
>
> This code results in an ambiguity error, since both meth
On Wed, Oct 12, 2016 at 2:41 PM, Mauro wrote:
> On Wed, 2016-10-12 at 20:03, Yichao Yu wrote:
> > On Wed, Oct 12, 2016 at 1:22 PM, esproff wrote:
> >
> >> Consider the code:
> >>
> >> abstract AbstractFoo
> >>
> >> type Foo &l
Likely https://github.com/JuliaLang/julia/issues/18465
On Thu, Oct 13, 2016 at 11:56 AM, Jan wrote:
> Hi!
>
> I´ve tried to reduce my problem to a smaller one, but I didn´t succeed.
> However, I hope someone can help me even though the problem description is
> a bit long and involves github. To
On Fri, Oct 14, 2016 at 4:14 AM, Jan wrote:
> Thanks for the hint. That seems to be the reason!
>
> I have a couple of follow up questions so that I learn more about Julia.
> Would be nice if someone takes a couple of minutes to educate me.
>
> I found a simple example reproducing my issue:
>
> m
On Fri, Oct 14, 2016 at 7:03 AM, Bart Janssens
wrote:
> Hi,
>
> Replies below, to the best of my understanding of the Julia C interface:
>
> On Fri, Oct 14, 2016 at 11:47 AM Gunnar Farnebäck
> wrote:
>
>> Reading through the threads and issues on gc rooting for embedded code,
>> as well as the c
On Oct 14, 2016 8:52 PM, "Júlio Hoffimann"
wrote:
>
> Oh really? I'm not following it closely. Please let me know why that is
the case, I was planning to switch to FactCheck.
Afaict the new test in base is a improved version of FactCheck.
>
> -Júlio
On Fri, Oct 14, 2016 at 9:28 PM, Júlio Hoffimann
wrote:
> Ok, I am not switching to FactCheck then, didn't knew it is being
> deprecated in a sense.
>
You can switch to BaseTestNext if you need 0.4 compatibility.
>
> Thank you,
> -Júlio
>
> 2016-10-14 18:05 GMT-
On Sat, Oct 15, 2016 at 8:59 AM, Andrei Zh
wrote:
> What is the most straightforward way to make a variable in the global
> scope that can change it's value, but not its type? So far I use this:
>
> const GLOBAL_VAR = [MyType[]] # array with single element
>
> set_global_var(x::MyType) = GLOBAL_
2016-10-15 18:06 GMT-04:00 jw3126 :
> myop(::Int16, ::Int16) = Int32(1)
> myop(::Int16, ::Int32) = Int64(1)
> myop(::Int16, ::Int64) = Int128(1)
> myop(::Int16, ::Int128) = Int128(1)
>
> foldr(myop, Int16[1]) |> typeof |> println
> foldr(myop, Int16[1,1]) |> typeof |> println
> foldr(myop, Int16[1
On Sat, Oct 15, 2016 at 6:21 PM, jw3126 wrote:
>
>
> On Sunday, October 16, 2016 at 12:12:14 AM UTC+2, Yichao Yu wrote:
>>
>>
>>
>> 2016-10-15 18:06 GMT-04:00 jw3126 :
>>
>>> myop(::Int16, ::Int16) = Int32(1)
>>> myop(::Int16, ::Int32) =
On Sun, Oct 16, 2016 at 12:01 PM, Páll Haraldsson wrote:
>
> I was prototyping:
>
> julia> a=[1,2,3,1,2]
>
> julia> b=[a[i] 4-element Array{Bool,1}:
> true
> true
> false
> true
>
>
> In the beginning when trying stuff out I used:
>
> for i in a[1:end-1]
>
> or
>
> for i in a[2:end]
>
> an
On Mon, Oct 17, 2016 at 9:22 AM, Chang Kwon wrote:
>
> It seems that the way Julia handles A[1,:] changed in v0.5.
>
> *julia> **A = [1 2 3; 4 5 6]*
>
> *2×3 Array{Int64,2}:*
>
> * 1 2 3*
>
> * 4 5 6*
>
>
> *julia> **A[1,:]*
>
> *3-element Array{Int64,1}:*
>
> * 1*
>
> * 2*
>
> * 3*
>
>
> *ju
On Tue, Oct 18, 2016 at 1:38 PM, Jérémy Béjanin
wrote:
> I have seen the rem(a,b) function being used to recast numbers, but I was
> wondering if there was a way to recast arrays as in C.
>
Do note that this is undefined in standard C.
>
> Say, for example, that I have an array of bytes, is it
On Tue, Oct 18, 2016 at 3:53 PM, Ryan Gardner wrote:
> The documentation for Julia 0.5.0 says that the lock returned by
> ReentrantLock() "is NOT threadsafe" ( http://docs.julialang.org/en/
> release-0.5/stdlib/parallel/ see ReentrantLock()) . What does that
> mean? I interpret it to mean that
On Tue, Oct 18, 2016 at 8:57 PM, Isaiah Norton
wrote:
> The issue here is that `jl_array_eltype` is already returning a type.
>
> `jl_typeis(v, t)` becomes `jl_typeof(v) == t`, so your checks become:
>
> jl_typeof(array_type) == jl_int64_type
>
> But
>
> jl_typeof(array_type) -> DataType
On Wed, Oct 19, 2016 at 10:08 AM, Jingpeng Wu wrote:
>
>
> Currently, it seems that every variable was shared to all threads, which
> limit the application range a lot. Is there anyway to define private
> variable to each threads? similar with OpenMP.
>
Same as normal loop. Use let.
On Wed, Oct 19, 2016 at 12:54 PM, Kyle Kotowick wrote:
> Aha, that fixed it!
>
> I'm running into one issue though. What do I do with the data when it's a
> "Float16" type? C++ has no way to represent a 16-bit float, so I'm having
> difficulty converting it to a regular 32-bit float.
>
Find a co
On Oct 19, 2016 7:26 PM, "Alex Mellnik" wrote:
>
> Here's my bizarre find of the day. Most functions can be overwritten
without problems:
>
> function add7(i)
> 7 + i
> end
> Out[1]:
> add7 (generic function with 1 method)
> In [2]:
>
> add7(0)
> add7(0)
> Out[2]:
> 7
> In [3]:
>
> function a
On Wed, Oct 19, 2016 at 10:33 PM, Alex Mellnik
wrote:
> Yichao,
>
> I'm afraid I'm not following -- could you expand on that a bit? Thanks,
>
https://github.com/JuliaLang/julia/issues/265
>
> Alex
>
> On Wednesday, October 19, 2016 at 4:41:30 PM UTC-7, Yicha
https://github.com/JuliaLang/julia/issues/16467
On Thu, Oct 20, 2016 at 3:10 AM, Vishnu Raj wrote:
> Hi,
>
> I'm in OSX 10.10 and is facing the following problem. First I import
> PyPlot by 'using PyPlot' and plot some stuff, it works. Now if i call a
> workspace() and try 'using PyPlot', julia
Add $PWD/src to LOAD_PATH instead. This way you can also make sure you are
not using Pkg incorrectly in your package.
On Fri, Oct 21, 2016 at 11:11 AM, Chandrakant G <
chandrakant.gopa...@gmail.com> wrote:
> Hi guys,
> I am getting my feet wet with Julia and its pretty nice so far.
> I am testing
> Now, let me ask two questions.
> - Will the current thread support development allow embedding Julia into
> multiple threads (even if it is as multiple instances)?
>
No.
> - What are my options **today**, if any, to somehow overcome this
> limitation?
>
You can only call julia runtime/code fr
support development".
We'll likely add that later but the first "stable" version of
threading support will unlikely support that.
Relevant issues, https://github.com/JuliaLang/julia/issues/16134 and
(more accurately) https://github.com/JuliaLang/julia/issues/17573
>
>
>
On Sun, Oct 23, 2016 at 1:22 PM, 中山慎太郎 wrote:
> Hello,
>
> I'm trying to ccall my DLL as follows :
>
> function start(args :: Array{String, 1})
> return ccall((:TestFunction, "mydll.dll"), Int32, (Int32,
> Ptr{Ptr{UInt8}}), length(args), args)
> end
>
> The C declaration is as follows :
>
> ex
On Mon, Oct 24, 2016 at 5:57 PM, J Luis wrote:
> Hi,
>
> I'm trying to tag a new version of a package for the first time (initial tag
> was done with 0.4) but
>
> Pkg.update()
> ...
> WARNING: julia is fixed at 0.5.0-rc4+0 conflicting with requirement for
> GLFW: [0.5.0,∞)
> INFO: Upgrading ArgPar
On Mon, Oct 24, 2016 at 8:15 PM, wrote:
> Hi All,
>
> I am trying to call llvm ir generated from julia.
>
> Here is my function:
>
> function incr(a::Array{Int64}) a+1; end
>
>
> thus:
>
> @code_llvm(incr([1 2 5 6 7]))
>
> returns:
>
> define %jl_value_t* @julia_incr_62127(%jl_value_t*) #0 {
> t
t;> jl_value_t appears. is it possible to do the same with arrays?
>>> Array{Float32,2} genrates a jl_value_t? Is there an array type that can do
>>> this? For example fixed arrays?
>>>
>>> Finally, is this features planned to be supported if julia statically
>
On Tue, Oct 25, 2016 at 4:05 PM, Aleksandr Mikheev
wrote:
> Hello, sorry if this question have already been asked, but I could not find
> a similar thread. So, I have a .dat ("numbers.dat") file, which I should
> open. I believe I should do something like this:
>
>> f = open("numbers.dat")
>
>
> A
On Wed, Oct 26, 2016 at 3:46 PM, Ryan Gardner wrote:
> Oh, Main
>
> import Main.foo
import ..foo
>
> Thanks.
>
>
> On Wednesday, October 26, 2016 at 3:27:50 PM UTC-4, Ryan Gardner wrote:
>>
>> say I have code:
>>
>>
>> type foo
>>a
>> end
>>
>> module MyModule
>>#how do I use foo here?
FWIW I dont think this question has anything to do with naming
conventions and package organizations.
> On Wednesday, October 26, 2016 at 1:44:34 PM UTC-4, ma...@maasha.dk wrote:
>>
>> Using the example package https://github.com/JuliaLang/Example.jl/ I am
>> wondering:
>>
>>
>> the root level nam
On Thu, Oct 27, 2016 at 8:48 AM, wrote:
> Hi Josef,
>
> I shall paste a function that I used for my python files. Would it be okay
> if I asked you for some help to do the same in Julia? I've implemented most
> of the code but this still remains to be done in Julia and I wasn't aware
> such a pac
On Fri, Oct 28, 2016 at 12:01 AM, Jeffrey Sarnoff
wrote:
> And although readline() yields a String, if you are asking for, say, a Int
> or a Float64 value, you can add a second version of `input`:
>
> ```
> typealias ParseableNumber Union{Float64, Float32, Signed, Unsigned, Bool}
>
> """
> `in
Sys.CPU_CORES
On Fri, Oct 28, 2016 at 8:14 AM, Nils Gudat wrote:
> As the title says - getting a warning but the constant still exist. There's
> none of the ususal "use ... instead" in the warning, what's the replacement
> (if any) for this in 0.5?
https://github.com/JuliaLang/julia/blob/master/NEWS.md#library-improvements-1
On Fri, Oct 28, 2016 at 8:27 AM, Yichao Yu wrote:
> Sys.CPU_CORES
>
> On Fri, Oct 28, 2016 at 8:14 AM, Nils Gudat wrote:
>> As the title says - getting a warning but the constant still exist. There&#
On Fri, Oct 28, 2016 at 2:12 PM, digxx wrote:
> So an anonymous function I can write like this
>
> f=x->x^2
>
> is it also possible to make an anonymous function out of this:
>
> function f(x)
>
> x^2
>
> end
No. What are you trying to do?
On Fri, Oct 28, 2016 at 2:19 PM, Michele Zaffalon
wrote:
> I have read somewhere that your second approach is doing two things at the
> same time: defining an anonymous function and assigning the name f to it.
No it's not. It defines a function named `f`
f = function ()
end
defines an anonymous
On Fri, Oct 28, 2016 at 2:30 PM, digxx wrote:
> ok:
>
> f(x)=x^2 is not an anonymous function
> however
> f=x->x^2 is an anonymous function
>
> unfortunately my function is not just one line so I cant use f=x->x^2 and I
> have to use something like
>
> function f(x)
>
>
> end
>
> this however is n
On Fri, Oct 28, 2016 at 2:59 PM, digxx wrote:
> I didnt see it
> f = function ()
> end
>
> defines an anonymous function and assigns it to a variable f.
On Fri, Oct 28, 2016 at 3:53 PM, Jérémy Béjanin
wrote:
> I've noticed that parsing a string representing a real number yields a real
> number, but parsing a string representing a complex number yields an
> expression that must subsequently be evaluated. Is there a reason for that
> behaviour? I'd
> 3. This is the most confusing part for me. I really don't get the Julia
> equivalent of these two lines. if __name__ == "__main__":
> main(sys.argv[1:])
None.
>
> Could you please clarify my questions?
>
>
> On Thursday, 27 October 2016 15:05:57 UTC+2
On Sat, Oct 29, 2016 at 4:21 PM, wrote:
> I don't understand what the post means. Could you please elaborate a bit?
>
>
> On Saturday, 29 October 2016 22:04:32 UTC+2, Yichao Yu wrote:
>>
>> > 3. This is the most confusing part for me. I really don't get t
On Oct 30, 2016 12:30 PM, "Anthony Ashley" wrote:
>
> Hello,
>
> I noticed that implied hcat does not work if a space is omitted between
the arrays to be concatenated. For example:
>
> [[1 2][3 4]]
>
> gives:
>
> ERROR: MethodError: `typed_hcat` has no method matching
typed_hcat(::Array{Int64,2},
On Sun, Oct 30, 2016 at 10:05 PM, wrote:
> Hi folks,
>
> I've noticed that in v5 the expression
>
>
> unique([122 122.5 10 10.3])
>
>
> gives as result the following vector:
>
> 122 123 10 10.3
>
>
> Any device? Is there any maximum number of characters displayed in the
> console, or something si
instead. (I believe they have their own more specific
forum). There should be enough Atom users here to verify your issue
too if it's not urgent.
>
> thanks a lot,
>
> On Sunday, October 30, 2016 at 7:14:07 PM UTC-7, Yichao Yu wrote:
>>
>> On Sun, Oct 30, 2016 at 10:05 P
On Mon, Oct 31, 2016 at 3:42 PM, Jesse Jaanila wrote:
> Hi,
>
> I was experimenting with the new 0.5 features and they are great! But to my
> surprise,
> the generator syntax doesn't work as I'm expecting. Let's say I want to
> calculate
> some summation. With the old syntax I could do
>
> @time s
On Mon, Oct 31, 2016 at 6:34 PM, Ian Butterworth
wrote:
> I'm not sure of the etiquette, but I'm cross-posting this from stackoverflow
> as it seems like quite a significant issue...
>
> As an example:
>
> x = rand(10,10,100,4,4,1000) #Dummy array
>
> tic()
> r = squeeze(mean(x[:,:,1:80,:,:,56:8
> evals/sample: 1
> time tolerance: 5.00%
> memory tolerance: 1.00%
> memory estimate: 727.55 mb
> allocs estimate: 79
> minimum time: 425.82 ms (0.06% GC)
> median time: 485.95 ms (11.31% GC)
> mean time: 482.67 ms (10.37% GC)
>
On Nov 1, 2016 4:32 PM, "Steven G. Johnson" wrote:
>
> When you upgrade from (say) Julia 0.4 to 0.5, you have to re-install all
of the packages because the package directory changes. It seems like
there should be an automated way to do this. Does something like this
exist? Seems like it should
On Nov 2, 2016 8:12 PM, "Scott Lundberg" wrote:
>
> In Jupyter it is convenient to dump JS library code to the notebook when
"using Module" is run. This is simple to do in the Module's __init__(), and
saves a ton of memory since later visualizations can share this common JS
library code.
>
> Howev
On Thu, Nov 3, 2016 at 12:17 PM, Andre Bieler wrote:
> I want to generate a command for imagemagick and use options loaded from a
> file.
> So the number of utilized options is not known beforehand.
>
> An example might look like:
>
> convert -density 300 somefile.pdf -depth 10 somefile.jpeg
>
> I
On Fri, Nov 4, 2016 at 4:37 AM, AStupidbear wrote:
> According to this issue, the definition of SymbolNode disappears in
> Julia-0.5. Since there's no response from the author, I want to know the
> equivalence of SymbolNode in Julia-0.5, how I can fix this deprecation.
I don't think there's a dir
On Fri, Nov 4, 2016 at 9:22 AM, Alexander Lyapin
wrote:
> There is a topic:
> https://groups.google.com/d/msg/julia-users/EK9oNzzaoAk/kJqagPL0Ku0J
>
> However could some one give an example how to pass 3-d or 4-d array to C
> function.
>
> I have Array{Float64, 4} and for ccall I use Ptr{Ptr{Ptr{P
On Fri, Nov 4, 2016 at 12:30 PM, Simon Byrne wrote:
> How can I reexport a variable defined in the __init__ method of a
> submodule, to play nice with precompilation.
>
> The following gives me a "WARNING: could not import Foo.bar into
> TestExport":
>
> __precompile__()
> module TestExport
>
On Fri, Nov 4, 2016 at 6:31 PM, David Anthoff wrote:
> Is there a way to get the names of the parameters of a method from a Method
> type instance on julia 0.5?
Roughly:
nargs tell you how many arguments the method accepts, the first one
being the object (function) being called.
The local variab
On Sat, Nov 5, 2016 at 2:12 AM, AStupidbear wrote:
> Thanks. Though there are still confusing errors after replacing "SymbolNode"
> to "Slot".
As I said, simply replacing `SymbolNode` with `Slot` won't work.
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