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bc is an arbitrary precision calculator language. It could be used interactively or be executed from command line. For example, it can print out the result of an expression: echo '2 + 3' | bc 5 echo '12 / 5' | bc 2 For floating-post arithmetic, you can import standard library bc -l: echo ...

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Strategy: Strategy is a behavioural pattern, which allows to change the algorithm dynamically from a family of related algorithms. UML of Strategy pattern from Wikipedia : import java.util.*; /* Interface for Strategy */ interface OfferStrategy { public String getName(); public dou...

To add a method to a button, first create an action method: Objective-C -(void) someButtonAction{ NSLog(@"Button is tapped"); } Swift func someButtonAction() { print("Button is tapped") } Now to add this action method to your button, you have to wri...

from scipy.sparse import csr_matrix A = csr_matrix([[1,0,2],[0,3,0]]) >>>A <2x3 sparse matrix of type '<type 'numpy.int64'>' with 3 stored elements in Compressed Sparse Row format> >>> A.todense() matrix([[1, 0, 2], [0, 3, 0]]) >>&g...

Import the CoreLocation module in your classes that use CoreLocation functionality. //Swift import CoreLocation //Objective-C #import <CoreLocation/CoreLocation.h>

Check the app's authorization status with: //Swift let status: CLAuthorizationStatus = CLLocationManager.authorizationStatus() //Objective-C CLAuthorizationStatus status = [CLLocationManager authorizationStatus]; Test the status against the follow constants: //Swift switch status { case ...

(in-package #:asdf-user) (defsystem #:foo :components ((:file "foo")) :in-order-to ((asdf:test-op (asdf:load-op :foo))) :perform (asdf:test-op (o c) (uiop:symbol-call :foo-tests 'run-tests))) (defsystem #:foo-tests :name "foo-test" :compo...

ASDF provides the package ASDF-USER for developers to define their packages in.

Notepad++ can be installed: From the installer downloaded from the project's web site From Ninite, which would download and automatically install the latest version available: https://ninite.com/notepadplusplus/ Built from sources who are available in the GitHub Repo of this project.

Background ============ WebStorm is lightweight yet powerful Integrated Development Environment (IDE) perfectly equipped for complex client-side development and server-side development, it is cross-platform and works on Windows, Mac OS X, and Linux. WebStorm features advanced support for JavaScri...

In case of autologin or "remember me" cookie, the same quirks as in case of subdomain cookies are applying. But this time you need to configure user component, setting identityCookie array to desired cookie config. Open you application config file and add identityCookie parameters to use...

Detailed instructions on getting oauth set up or installed.

This is a normal function call: console.log("Hello World!"); When you call a normal function, it does its job and then returns control back to the caller. However, sometimes a function needs to return control back to the caller in order to do its job: [1,2,3].map(function double(x) {...

ng-app Sets the AngularJS section. ng-init Sets a default variable value. ng-bind Alternative to {{ }} template. ng-bind-template Binds multiple expressions to the view. ng-non-bindable States that the data isn't bindable. ng-bind-html Binds inner HTML property of an HTML element....

To perform elementwise multiplication on tensors, you can use either of the following: a*b tf.multiply(a, b) Here is a full example of elementwise multiplication using both methods. import tensorflow as tf import numpy as np # Build a graph graph = tf.Graph() with graph.as_default(): ...

In the following example a 2 by 3 tensor is multiplied by a scalar value (2). # Build a graph graph = tf.Graph() with graph.as_default(): # A 2x3 matrix a = tf.constant(np.array([[ 1, 2, 3], [10,20,30]]), dtype=tf.float32) ...

Data families can be used to build datatypes that have different implementations based on their type arguments. Standalone data families {-# LANGUAGE TypeFamilies #-} data family List a data instance List Char = Nil | Cons Char (List Char) data instance List () = UnitList Int In the above de...

Compare operation with collections - Create collections 1. Create List DescriptionJDKguavags-collectionsCreate empty listnew ArrayList<>()Lists.newArrayList()FastList.newList()Create list from valuesArrays.asList("1", "2", "3")Lists.newArrayList("1", &...

Suppose we want to count how many counties are there in Texas: var counties = dbContext.States.Single(s => s.Code == "tx").Counties.Count(); The query is correct, but inefficient. States.Single(…) loads a state from the database. Next, Counties loads all 254 counties with all of the...