Tutorial by Examples: co

Achieving multitenancy on database server with multiple databases hosted on it. Multitenancy is common requirement of enterprise application nowadays and creating connection pool for each database in database server is not recommended. so, what we can do instead is create connection pool with datab...

import pandas as pd data = [ {'name': 'Daniel', 'country': 'Uganda'}, {'name': 'Yao', 'country': 'China'}, {'name': 'James', 'country': 'Colombia'}, ] df = pd.DataFrame(data) filename = 'people.csv' df.to_csv(filename, index=False, encoding='utf-8')

WRITE record COMMIT

First install gulp and browserify via npm i gulp gulp-coffeeify. This will install browserify into your node_modules folder. gulpfile.js var gulp = require('gulp'); var coffeeify = require('gulp-coffeeify'); gulp.task('script', function() { gulp.src('./src/script.coffee') .pipe(c...

url: /api/data/v8.0/accounts json: { "name" : "New account" }

url: /api/data/v8.0/contacts json: { "firstname" : "New", "lastname" : "Contact", "[email protected]" : "/accounts(c6da77b6-d53e-e611-80b9-0050568a6c2d)" } As the parentcustomerid can be an account or ...

docker inspect command can be used to debug the container logs. The stdout and stderr of container can be checked to debug the container, whose location can be obtained using docker inspect. Command : docker inspect <container-id> | grep Source It gives the location of containers stdout an...

Let's explore the syntax differences by comparing two code examples. React.createClass (deprecated) Here we have a const with a React class assigned, with the render function following on to complete a typical base component definition. import React from 'react'; const MyComponent = React.crea...

If your page is for displaying or editing information about a particular type of record, it may be helpful to use a standard controller to reduce the amount of boilerplate code you need to write. By using a standard controller, your page will be displayed with an ?id=SALESFORCE_ID parameter, and yo...

It is a good practice to encrypt your Web.config file if you have sensitive information there, for example a connection string with password. With the ASP.NET IIS Registration tool (Aspnet_regiis.exe) you can easily encrypt specific sections of Web.config file. A command with elevated privileges is...

This example by Daniel Baggio was taken directly from this StackExchange answer, but has been reposted for visibility. This class takes an Mat object and returns the BufferedImage object used by the javax.swing libraries. This can be used by a Graphics object to draw the image. private BufferedIma...

//Create a layout var tableLayout = new sap.ui.commons.layout.MatrixLayout({ layoutFixed : false, columns : 2, width : "100%", height : "100%", widths : [ "20%","80%"] }).addStyleClass('dsAvailLayout'); sap.ui.table.Table.extend(...

To implement the create functionality we need two actions: GET and POST. The GET action used to return view which will show a form allowing user to input data using HTML elements. If there are some default values to be inserted before user adding any data, it should be assigned to the view mode...

By the url ~/Student/Details/5 being: (~: site root, Student: Controller, Details: Action, 5: student id), it is possible to retrieve the student by its id. // GET: Student/Details/5 public ActionResult Details(int? id) { // it good practice to consider that things could go wrong...

In this example code we will create A blank Opengl Window using LWJGL 3.0+, this doesn't contain steps to create the project in your IDE Create a class name WindowManager that will contain all the boiler plate code for creating a opengl context window on screen WindowManager.java impor...

The Constructor Dependency Injection requires parameters in the constructor to inject dependencies. So you have to pass the values when you create a new object. public class Example { private readonly ILogging _logging; public Example(ILogging logging) { this._logging = l...

public class Example { private FileLogging _logging; public Example() { this._logging = new FileLogging(); } }

function processGoogleDriveFolders() { var arrayAllFolderNames,continuationToken,folders,foldersFromToken,thisFolder;//Declare variable names arrayAllFolderNames = [];//Create an empty array and assign it to this variable name folders = DriveApp.getFolders();//Get all folders from G...

function processGoogleDriveFiles() { var arrayAllFileNames,continuationToken,files,filesFromToken,fileIterator,thisFile;//Declare variable names arrayAllFileNames = [];//Create an empty array and assign it to this variable name files = DriveApp.getFiles();//Get all files from Google...

show collections or show tables or db.getCollectionNames()