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Adding dependcy To use a gruntplugin, you first need to add it as a dependency to your project. Let's use the jshint plugin as an example. npm install grunt-contrib-jshint --save-dev The --save-dev option is used to add the plugin in the package.json, this way the plugin is always installed aft...

import numpy as np import matplotlib.pyplot as plt # create some data x = np.arange(-2, 20, 0.5) # values of x y1 = map(lambda x: -4.0/3.0*x + 16, x) # values of y1(x) y2 = map(lambda x: 0.2*x**2 -5*x + 32, x) # svalues of y2(x) fig = plt.figure() ax1 = fig.add_subplo...

Import ReactiveFormsModule, and then import { Component, OnInit, OnDestroy } from '@angular/core'; import { FormControl } from '@angular/forms'; import { Subscription } from 'rxjs'; @Component({ selector: 'component', template: ` <input [formControl]="control" /> ...

For those of you that are new to programming in Swift and those of you coming from different programming bases, such as Python or Java, this article should be quite helpful. In this post, we will discuss a simple solution for implementing swift algorithms. Fizz Buzz You may have seen Fizz Buzz wri...

REPEAT, will repeat itself forever unless you explicitly exit the loop: //Runs forever REPEAT: // Do stuff END. To exit the loop you can use the LEAVE keyword. With or without a label. Without a label LEAVE will always effect the current loop. With a name you can specify what loop to LEAV...

Standard example: @models = Model.all select_tag "models", options_from_collection_for_select(@models, "id", "name"), {} This will generate the following HTML: David The last argument are options, which accepts the following: { multiple: false, disabled: false, ...

Recall that every transaction contains multiple sublists of data. Now that we can show only sublist data using Main Line, we can further refine our search results to specific sublist data. Most of the sublists included in Transaction results have a corresponding search filter to toggle whether they...

Recoding missing values Regularly, missing data isn't coded as NA in datasets. In SPSS for example, missing values are often represented by the value 99. num.vec <- c(1, 2, 3, 99, 5) num.vec ## [1] 1 2 3 99 5 It is possible to directly assign NA using subsetting num.vec[num.vec == 99]...

See Missing values for details. > TRUE & NA [1] NA > FALSE & NA [1] FALSE > TRUE || NA [1] TRUE > FALSE || NA [1] NA

Lambdas are a useful shortcut for hooking up behaviors to GUI elements. b = cmds.button("make a cube", command = lambda _: cmds.polyCube()) However, due to the way Python captures variables inside of lambdas, you can get unexpected results if you bind commands using lambdas inside a lo...

Making a sequence of HTTP requests has two primary reasons: Requests are depending on each other (the result from one requests is required for a consecutive request). We want to spread server load into multiple requests. 1. Making multiple dependent requests This can be performed usi...

Check your current magento version php bin/magento --version Now Add the latest version to your composer. composer require magento/product-community-edition 2.1.6 --no-update Run Composer Update This will ask for the username and password take from your credentials from your marketplace acco...

Detailed instructions on getting mediawiki set up or installed.

The following code will attempt to execute loadFromHttp() up to 5 times (maxAttempts), with each attempt delayed by as many seconds. If maxAttempts is surpassed, the Observable gives up. // assume loadFromHttp() returns a Promise, which might fail. Rx.Observable.from(loadFromHttp()) ....

Windows AppBuilder In the Windows Appbuilder the Application Compiler is found in the Tools Menu. Procedure Editor (Linux - pro or Windows pro.exe In the Procedure Editor (both Linux and Windows) the Compiler if found in the Tools menu. Application Compiler Regardless of OS the function...

The compile statement lets you compile programs in Progress ABL: Basic usage: COMPILE hello-world.p SAVE. With a variable: DEFINE VARIABLE prog AS CHARACTER NO-UNDO. prog = "hello.p". COMPILE VALUE(prog) SAVE. There are several options to the COMPILE-statement: SAVE state...

Using async/await in C# applications simplifies multi-threading. This is how you can use async/await in conjunction with a TcpClient. // Declare Variables string host = "stackoverflow.com"; int port = 9999; int timeout = 5000; // Create TCP client and connect // Then get the netstr...

$ sudo port install spring-boot-cli

XML file: <ViewFlipper android:id="@+id/viewflip" android:layout_width="match_parent" android:layout_height="250dp" android:layout_weight="1" /> JAVA code: public class BlankFragment extends Fragment{ ViewFlipper viewFl...

Detailed instructions on getting gmail-api set up or installed.