Widget Basics (GUIKit Package Tutorial)

Widgets are the basic component of GUIs built with GUIKit. This tutorial discusses some of the basics of widgets and how they work. More detailed information on widgets can ...

Input a Matrix (Mathematica How To)

Mathematica supports operations on matrices of any size and has a range of input methods appropriate for different needs, from small formatted matrices via keyboard or ...

NHoldAll (Built-in Mathematica Symbol)

NHoldAll is an attribute which specifies that none of the arguments to a function should be affected by N.

OpenCLMemoryLoad (OpenCLLink Symbol)

OpenCLMemoryLoad[list] loads list into OpenCLMemory manager, returning an OpenCLMemory.OpenCLMemoryLoad[list, type] loads list with specified type into OpenCLMemory manager, ...

TerraService Web Services Example (WebServices Tutorial)

Terraservice.net is a website that provides access to aerial imagery and topographical maps of the United States. A web service has been provided that allows developers to ...

Launching and Connecting (Parallel Package Tutorial)

Mathematica can run parallel kernels in a number of different ways; locally on the same machine or remote on other machines connected in a network. Furthermore, the network ...

SQLSelect (DatabaseLink Symbol)

SQLSelect[conn, table] extracts data from a table in an SQL connection. SQLSelect[conn, table, cols] extracts data from particular columns.SQLSelect[conn, table, cols, cond] ...

Connection Pools (DatabaseLink Tutorial)

Database connection pools are a common way to improve the performance of database operations. They can be useful because creating a new connection can easily take several ...

Remote Definitions (Parallel Package Tutorial)

Parallel kernels do not have access to the values of variables defined in the master kernel, nor do they have access to locally defined functions. Mathematica contains a ...

Graph (Combinatorica Package Symbol)

Graph[e, v, opts] represents a graph object where e is the list of edges annotated with graphics options, v is a list of vertices annotated with graphics options, and opts is ...