Tutorial by Examples: o

The following methods can be used to drop an Item somewhere in the world: Item dropItem(Location loc, ItemStack is); Item dropItemNaturally(Location loc, ItemStack is); dropItem means dropping an Item exactly at the location, returning an Item object. dropItemNaturally means dropping the Item ...

When working with components, such as vertices or uv points, Maya defaults to returning a colon-separated range rather than individual items: print cmds.ls('pCube1.vtx[*]') # get all the vertices in the cube # [u'pCube1.vtx[0:7]'] You can use ls with the flatten option to force Maya to expan...

Basic reading image from java import org.opencv.core.Core; import org.opencv.core.Mat; import org.opencv.imgcodecs.Imgcodecs; //Load native library System.loadLibrary(Core.NATIVE_LIBRARY_NAME); //Mat object used to host the image Mat imageArray; //Read image file from vile system ima...

Unary operators are operators with only one operand. Unary operators are more efficient than standard JavaScript function calls. Additionally, unary operators can not be overridden and therefore their functionality is guaranteed. The following unary operators are available: OperatorOperationExampl...

In Production its good practice to secure your data and only allow operations on it to be undertaken via Stored Procedures. This means your application can't directly run CRUD operations on your data and potentially cause problems. Assigning permissions is a time-consuming, fiddly and generally oner...

Let's say, you have already created a segment tree. You are required to update the values of the array, this will not only change the leaf nodes of your segment tree, but also the minimum/maximum in some nodes. Let's look at this with an example: This is our minimum segment tree of 8 elements. To...

XmlView: <mvc:View controllerName="sap.m.sample.ListCounter.List" xmlns:mvc="sap.ui.core.mvc" xmlns="sap.m"> <List headerText="Products" items="{products>/Products}"> <!-- Template of ...

What is tidyverse? tidyverse is the fast and elegant way to turn basic R into an enhanced tool, redesigned by Hadley/Rstudio. The development of all packages included in tidyverse follow the principle rules of The tidy tools manifesto. But first, let the authors describe their masterpiece: The t...

In normal mode: gg go to top = then G

In normal mode: gg go to top = then G

Full list of options: ls -a list all files including hidden file starting with '.' ls --color colored list [=always/never/auto] ls -d list directories - with ' */' ls -F add one char of */=>@| to enteries ls -i list file's inode index number ls -l list with long form...

To update a specific program: sudo pacman -S <programName> To update entire the system: sudo pacman -Syu

New repository can be created with two different options: 1. Using command line Execute following command. It will create a directory for the repository, but parent path has to be present. i.e. in the following example, /var/svn should already be there, while it will create my_repository directory...

This is just a small hack for those who use self-defined functions often. Type "fun" RStudio IDE and hit TAB. The result will be a skeleton of a new function. name <- function(variables) { } One can easily define their own snippet template, i.e. like the one below ...

Redis has a Windows port provided by 'Microsoft Open Technologies'. You can use the msi installer found on: https://github.com/MSOpenTech/redis/releases After installation completes you can see 'Redis' is a Windows service (and it's status should be "Started") To write an 'Hello world'...

Scatterplot You have two vectors and you want to plot them. x_values <- rnorm(n = 20 , mean = 5 , sd = 8) #20 values generated from Normal(5,8) y_values <- rbeta(n = 20 , shape1 = 500 , shape2 = 10) #20 values generated from Beta(500,10) If you want to make a plot which has the y_val...

If you want to use the shorthand you can make use of conditional logic with the following shorthand. Only the string 'false' will evaluate to true (2.0). #Done in Powershell 2.0 $boolean = $false; $string = "false"; $emptyString = ""; If($boolean){ # this does not ru...

Below there is the implementation in Java using a generics approach. It is the same algorithm, which is presented above. public interface InPlaceSort<T extends Comparable<T>> { void sort(final T[] elements); } public class MergeSort < T extends Comparable < T >> implem...

Detailed instructions on getting esp8266 set up or installed.

Detailed instructions on getting android-source set up or installed.