Tutorial by Examples: p

The SharePoint Unified Logging Service (ULS) provides support and debugging capabilities for both ops and developers. Understanding how to read the logs is an important first step to resolving issues. Tooling Microsoft provides the ULS Viewer to help read old logs and logs that are currently being...

Returns the expression as an array. @(Get-ChildItem $env:windir\System32\ntdll.dll) Will return an array with one item @(Get-ChildItem $env:windir\System32) Will return an array with all the items in the folder (which is not a change of behavior from the inner expression.

$command = 'Get-ChildItem' & $Command Will execute Get-ChildItem

. .\myScript.ps1 runs .\myScript.ps1 in the current scope making any functions, and variable available in the current scope.

Hello friends before start code we have need to declare dependency for access firebase ui component, so here is the dependency which you can put it in your gradel other wise you can add dependency as jar also. compile 'com.firebaseui:firebase-ui-database:0.4.0' Then after we are querying in fire...

An XSD that describe a contact information about a company is given below. <?xml version="1.0" encoding="UTF-8"?> <xs:schema targetNamespace="http://NamespaceTest.com/CommonTypes" xmlns:xs="http://www.w3.org/2001/XMLSchema" ...

StackOverflow forces me to have one example. If this topic is approved, we should move this example here.

First, let's create a template to be rendered! p Hello World, #{name}! Save this in a file ending with the .pug extension (you can call it anything you like, but we will use view.pug in the following code to compile it). All that's left to do, now, is compile that template! Create a JS script f...

It internally creates a ReplaySubject and makes it multicast compatible. The minimal replay value of ReplaySubject is 1 emission. This results in the following: First subscription will trigger the publishReplay(1) to internally subscribe to the source stream and pipe all emissions through the Rep...

Detailed instructions on getting spark-dataframe set up or installed.

//check if there is actually a file being uploaded if (FileUpload1.HasFile) { //load the uploaded file into the memorystream using (MemoryStream stream = new MemoryStream(FileUpload1.FileBytes)) using (ExcelPackage excelPackage = new ExcelPackage(stream)) { //loop all ...

This is an example of an attribute that I created to validate that required parameters have been assigned in the request object receive in a POST route. I decided on this approach because the standard ModelState.IsValid approach was not valid. This is because the required attributes vary based on wh...

[HttpPost] [Route("api/Fitbit/Activity/Stats")] public async Task<HttpResponseMessage> ActivityStats(FitbitRequestDTO request) { if (string.IsNullOrEmpty(request.PatientId) || string.IsNullOrEmpty(request.DeviceId)) ret...

public async Task<HttpResponseMessage> ActivityStats(FitbitRequestDTO request) { try { var tokenErrorResponse = await EnsureToken(request); if (tokenErrorResponse != null) return tokenErrorRespons...

New Java programmers often forget, or fail to fully comprehend, that the Java String class is immutable. This leads to problems like the one in the following example: public class Shout { public static void main(String[] args) { for (String s : args) { s.toUpperCase(); ...

This tool let you list, create, alter and describe topics. List topics: kafka-topics --zookeeper localhost:2181 --list Create a topic: kafka-topics --create --zookeeper localhost:2181 --replication-factor 1 --partitions 1 --topic test creates a topic with one partition and no replication....

This tool lets you produce messages from the command-line. Send simple string messages to a topic: kafka-console-producer --broker-list localhost:9092 --topic test here is a message here is another message ^D (each new line is a new message, type ctrl+D or ctrl+C to stop) Send messages with...

This consumer is a low-level tool which allows you to consume messages from specific partitions, offsets and replicas. Useful parameters: parition: the specific partition to consume from (default to all) offset: the beginning offset. Use -2 to consume messages from the beginning, -1 to consume ...

This tool allows you to list, describe, or delete consumer groups. Have a look at this article for more information about consumer groups. if you still use the old consumer implementation, replace --bootstrap-server with --zookeeper. List consumer groups: kafka-consumer-groups --bootstrap-s...

// PHYSICS CONSTANTS struct PhysicsCategory { static let None : UInt32 = 0 static let All : UInt32 = UInt32.max static let player : UInt32 = 0b1 // 1 static let bullet : UInt32 = 0b10 // 2 } var nodesToRemove = [SKNode]() /...