Tutorial by Examples: o

Installation: To install the LoopBack command-line interface (CLI) tool: npm install -g loopback-cli This installs the lb command-line tool for scaffolding and modifying LoopBack applications. Create new application: To create a new application: lb The LoopBack application generator will ...

This is the typical approach for novice developers building SQL action queries. They are vulnerable to the Bobby Tables type SQL Injection attacks. Dim strSQL As String strSQL = "INSERT INTO Employees chrFirstName, chrLastName, chrPhone " _ & "VALUES ('" & M...

This approach will prevent a user from embedding a second SQL statement in their input for execution. Dim strSQL As String Dim db As DAO.Database Dim qdf As DAO.QueryDef strSQL = "PARAMETERS [FirstName] Text(255), [LastName] Text(255), [Phone] Text(255); " _ & "INS...

// create the dictionary that will be sent to the blocks var myDictionary:Dictionary<String, Any> = Dictionary<String, Any>() myDictionary["InitialKey"] = "InitialValue" // create block queue let myBlockQueue:MKBlockQueue = MKBlockQueue() // block 1 let b1...

Timeout The simplest way to make a delay or pause for a certain amount of time, is with the standard command TIMEOUT. To make a timeout that lasts exactly one minute we type: timeout /t 60 Now what is going on here? First off we use the command TIMEOUT with the parameter /T (which simply mea...

Detailed instructions on getting opengl-es-2.0 set up or installed.

UILabel, UITextField, & UITextView classes have a new property starting from iOS 10 for automatically resizing their font when a user changes their preferred reading size named adjustsFontForContentSizeCategory. Swift @IBOutlet var label:UILabel! if #available(iOS 10.0, *) { label.adju...

(clj-time/date-time 2017 1 20) Gives you a Joda time of 20th Jan 2017 at 00:00:00. Hours, minutes and seconds can also be specified as (clj-time/date-time year month date hour minute second millisecond)

In the directory if the xcodeproj, create a new file called Podfile. The following is an example of a Podfile that installs the pod 'AFNetworking' version 1.0 to the app MyApp. target 'MyApp' pod 'AFNetworking', '~> 1.0'

Its key features include: Use of the publish/subscribe message pattern which provides one-to-many message distribution and decoupling of applications. A messaging transport that is agnostic to the content of the payload. Three qualities of service for message delivery A small transp...

To use MQTT in the application we have variety of Libraries available for different programming languages. MQTT Library LIBRARYLANGUAGEDESCRIPTIONEclipse PahoC, C++, Java, Javascript, Python, Go, C#Paho clients are among the most popular client library implementations.Fusesource MQTT ClientJa...

Go to ActiveMQ Website and download latest stable version of activeMQ click here to activeMQ downloads after downloading, unzip it if you're using windows 32 Go to apache-activemq-5.14.3\bin\win32 if windows 64 apache-activemq-5.14.3\bin\win64 run the activemq batch file thats it...

In the tsconfig.json set "sourceMap": true, to generate mappings alongside with js-files from the TypeScript sources using the tsc command. The launch.json file: { "version": "0.2.0", "configurations": [ { "type"...

Create a Node.js debug configuration and use index.js as Node parameters.

Add ts-node to your TypeScript project: npm i ts-node Add a script to your package.json: "start:debug": "ts-node --inspect=5858 --debug-brk --ignore false index.ts" The launch.json needs to be configured to use the node2 type and start npm running the start:debug script: ...

Add this script to your package.json: "start:idea": "ts-node %NODE_DEBUG_OPTION% --ignore false index.ts", Right click on the script and select Create 'test:idea'... and confirm with 'OK' to create the debug configuration: Start the debugger using this configuration:

Scala supports lazy evaluation for function arguments using notation: def func(arg: => String). Such function argument might take regular String object or a higher order function with String return type. In second case, function argument would be evaluated on value access. Please see the example...

create Dynamic web project in sts/eclipse download the eclipse paho jar from click here to download and paste jar file in webcontent->webinf->folder->lib Publish Example String broker = "tcp://localhost:1883"; String topicName = "test/topic"; int qos = 1; Mqt...

Even though colorblind people can recognize a wide range of colors, it might be hard to differentiate between certain colors. RColorBrewer provides colorblind-friendly palettes: library(RColorBrewer) display.brewer.all(colorblindFriendly = T) The Color Universal Design from the University ...

These instructions are for a base install of Community Edition for local development purposes. Mac (Official documentation is maintained here) 1. Install Dependencies: Homebrew brew install arangodb If you don't want Homebrew or otherwise prefer a binary, you can download it instead here. 2...