21 votes

Error changing Dataset using Part

I have implemented the underlying kernel functionality that is needed to make this possible. However it is not yet implemented on the Dataset side. I don't think this will happen in the immediate ...
Taliesin Beynon's user avatar
18 votes

V10's Operator Forms - what are they good for?

Intermingling Operator Forms & Linguistic Connections This answer attempts to draw out linguistic connections in understanding why operator forms seem so useful, a process that can perhaps point ...
Ronald Monson's user avatar
17 votes
Accepted

New fonts in Mathematica 10.4

Fonts in version 10.3.1 ...
Bob Hanlon's user avatar
  • 152k
15 votes

How to determine whether a point is within a polygon in Mathematica 10

In v10 instead of Graphics`Mesh`InPolygonQ, you would use the more versatile RegionMember. Rewriting your code to use it: <...
Sjoerd C. de Vries's user avatar
15 votes
Accepted

How to determine whether a point is within a polygon in Mathematica 10

You can use ConvexHullMesh to generate a geometric region to give as a plotting domain to RegionPlot. Using your data: ...
MarcoB's user avatar
  • 65.8k
15 votes

How to use the Testing Notebook to test a package without shadowing?

What R.M. answer means is that Get as a part of the test will not help. The reason is that the content is parsed before Get is ...
Kuba's user avatar
  • 136k
12 votes

How can I define a 3D version of the built-in VoronoiDiagram (VoronoiMesh in V10) function?

Note that there's currently no way to represent a collection of 3D Voronoi mesh cells in a MeshRegion or BoundaryMeshRegion. ...
Greg Hurst's user avatar
  • 35.5k
12 votes

Is this 30% slowdown in Mathematica 10 due to DownValues lookup time?

I realize this answer comes about three years too late, but having come accross the question, here's an answer. The general slowdown that was fixed in 10.1, and that hit Linux particularly hard, was ...
Itai Seggev's user avatar
11 votes

MatchQ-ing Associations (MMA 10)

In Mathematica 10.4, Association can now be used in pattern matching. Here is the result of the OP's example: ...
RunnyKine's user avatar
  • 32.9k
11 votes
Accepted

HistogramList is much Slower in 10.2 vs 10.1

It looks like this has not only been corrected in Mathematica 10.4, but has been made about 7 times faster than 10.1. ...
RunnyKine's user avatar
  • 32.9k
9 votes

Preserving customizations when upgrading to Mathematica 10.3

I always keep the previous version of Mathematica available when I upgrade. To have two independent version available, I advise checking Preferences -> System -> Create and maintain version specific ...
m_goldberg's user avatar
  • 107k
9 votes
Accepted

Why does the front-end no longer like MixedRadix as an argument for UnitConvert?

A hint about what is going on is provided by searching on MixedRadix in V10.2 or later. You will find the symbol was overloaded to allow the user to specify a ...
m_goldberg's user avatar
  • 107k
9 votes

Global context seems to be shared between kernels when using Clear?

If you look at the definition of NotebookEvaluate, by means of Needs["GeneralUtilities`"]; GeneralUtilities`PrintDefinitions[NotebookEvaluate] you see that the ...
Rolf Mertig's user avatar
  • 17.1k
8 votes
Accepted

What is the status of `::usage` and Templates in Mathematica v11?

1) The complete failure of Make Template with formatted usages is fixed in our next release. I can't promise you it will look 100% beautiful in all cases, but the number of templates will match the ...
Itai Seggev's user avatar
8 votes

How can I define a 3D version of the built-in VoronoiDiagram (VoronoiMesh in V10) function?

Here is another ContourPlot3D[]-based method for generating an approximate Voronoi diagram. The idea is originally due to Quílez. ...
J. M.'s eventual burnout's user avatar
7 votes

Plot 2 plots together with different y-axis: in version 10 will not plot entire range

The solution is in the accepted answer to the question you linked to. Only some minor modifications are required. ...
eldo's user avatar
  • 48.9k
7 votes
Accepted

NSolve finds real-valued results in version 9, but not in version 10

Not a solution, more of an extended comment. Clearly there are real solutions, the curves below do cross ...
Jason B.'s user avatar
  • 67.3k
7 votes
Accepted

Why Mathematica introduced so many bug after version 10

My experience is different. As new versions come out, I think two things happen: Bugs in earlier versions generally (but not always) get fixed. In this sense, as time goes on, the number of bugs ...
wolfies's user avatar
  • 8,702
6 votes

Anti-aliasing not working in Mathematica 10 and Linux

I had to modify the /usr/local/bin/mathematica script to fix 3D antialiasing. It seems that the GLTest script fails and as a ...
shrx's user avatar
  • 7,797
6 votes

Preserving customizations when upgrading to Mathematica 10.3

Typically user-edited things in $UserBaseDirectory will not be changed on upgrade, in general. However, everything in ...
Szabolcs's user avatar
  • 233k
6 votes

NSolve finds real-valued results in version 9, but not in version 10

You can use any of the alternative methods found here: Methods for NSolve For example: ...
Michael E2's user avatar
  • 234k
6 votes

This code worked so slow on version 10 but not on earlier version

This is an extended comment that constrains the problem a bit. I reported the problem [CASE:4174000] with the following simplified example. Reproducing the problem ...
rhermans's user avatar
  • 36.2k
6 votes

Global context seems to be shared between kernels when using Clear?

In addition to Rolf's workaround. This is expected and works the same in V9 and V10. NotebookEvaluate / Details & Options: By default, ...
Kuba's user avatar
  • 136k
6 votes
Accepted

Mathematica 10 installs but won't start on Windows 7

This is a problem with Windows 7 build 7600 (the original Windows 7 release). More information can be found here or here, but in a nutshell, the processor supports AVX/FMA3 instructions, while the ...
ilian's user avatar
  • 25.5k
5 votes
Accepted

Plot 2 plots together with different y-axis: in version 10 will not plot entire range

To fix the first issue, you need to set PlotRange->All in the first call to ListLinePlot. Then it's pretty easy to adapt ...
Jason B.'s user avatar
  • 67.3k
5 votes

Update Java used by Mathematica 10

You may use ReinstallJava with the CommandLine option. ...
Edmund's user avatar
  • 41.7k
4 votes
Accepted

How to replicate v9's color conversion to LAB under v10

I had implemented my own color conversion functions previously so that I could convert to the Msh color space, a polar version of LAB, so I thought I'd give it a go. To do the color conversion, you ...
Jason B.'s user avatar
  • 67.3k
4 votes

Labeling triangle edges in Mathematica 10

Here is my late attempt based off my answer here. tri = DiscretizeGraphics @ SSSTriangle[3, 4, 5]; Using PropertyValue we can ...
RunnyKine's user avatar
  • 32.9k
4 votes

GeoGraphics examples not running correctly

I think what happened here is that "PublicLibrary" got split into "LibrarySystem" and "LibraryBranch" databases, only the first of which has the information we need. ...
Jason B.'s user avatar
  • 67.3k
4 votes

Coloring a map of GeoRegions

Here's a map colouring solution using the graph colouring functionality of IGraph/M. Take the countries of Europe: countries = CountryData["Europe"]; Build a ...
Szabolcs's user avatar
  • 233k

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