Tutorial by Examples: d

[Introductory] Basic usage, SimpleRouter

Automatic routing for the DRF, can be achieved for the ViewSet classes. Assume that the ViewSet class goes by the name of MyViewSet for this example. To generate the routing of MyViewSet, the SimpleRouter will be utilized. On myapp/urls.py: from rest_framework import routers router = ...

django-rest-framework • Routers

.Net Related Acronyms

Please note that some terms like JIT and GC are generic enough to apply to many programming language environments and runtimes. CLR: Common Language Runtime IL: Intermediate Language EE: Execution Engine JIT: Just-in-time compiler GC: Garbage Collector OOM: Out of memory STA: Single-threaded ...

.NET Framework • Acronym Glossary

Sending patches by mail

Suppose you’ve got a lot of commit against a project (here ulogd2, official branch is git-svn) and that you wan to send your patchset to the Mailling list [email protected]. To do so, just open a shell at the root of the git directory and use: git format-patch --stat -p --raw --signoff --subject...

Git • git send-email

Common diff options

OptionExplanation-zoutput diff-raw with lines terminated with NUL.-poutput patch format.-usynonym for -p.--patch-with-rawoutput both a patch and the diff-raw format.--statshow diffstat instead of patch.--numstatshow numeric diffstat instead of patch.--patch-with-statoutput a patch and prepend its di...

Git • diff-tree

Run PowerShell Script in Scheduled Task

Creates a scheduled task that executes immediately, then on start up to run C:\myscript.ps1 as SYSTEM $ScheduledTaskPrincipal = New-ScheduledTaskPrincipal -UserId "SYSTEM" -LogonType ServiceAccount $ScheduledTaskTrigger1 = New-ScheduledTaskTrigger -AtStartup $ScheduledTaskTrigger2 = New...

PowerShell • Scheduled tasks module

Hello World

Create an HTML file like below. In the script tag, either you can use CDN link or from your local like <script type="text/javascript" src="dojo/dojo/dojo.js" data-dojo-config="async:true"> <!DOCTYPE html> <html> <head> <met...

dojo • Hello Dojo

Dojo AMD

In the next example, let's use Dojo features and understand what AMD ( Asynchronous Module Definition) means. <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Tutorial: Hello Dojo!</title> </head> <body> <h1 ...

dojo • Hello Dojo

Example to Import Data without a Format File(using Native Format )

REM Truncate table (for testing) SQLCMD -Q "TRUNCATE TABLE TestDatabase.dbo.myNative;" REM Import data bcp TestDatabase.dbo.myNative IN D:\BCP\myNative.bcp -T -n REM Review results SQLCMD -Q "SELECT * FROM TestDatabase.dbo.myNative;"

Microsoft SQL Server • bcp (bulk copy program) Utility

Adapter (UML & example situation)

To make the use of the adapter pattern and the kind of situation when it may be applied more imaginable, a small, simple and very concrete example is given here. There will be no code in here, just UML and a description of the example situation and its problem. Admittedly, the UML content is writte...

Design patterns • Adapter

Install JavaFX and Demos

For very first step please make sure your java version is based on Oracle's JDK since the OpenJDP does not support JavaFX yet. So, go to the Oracle Java download page and download JDK suitable for your operating system and computer architecture. If you want to study Oracle's java examples, find th...

javafx-8 • Getting started with javafx-8

Hello World

Open PyCharm Select Create New Project Select the desired location to create the project Select the python interpreter Click Create Create a new python file e.g. with File->New...-> Python File Add the following code #!/usr/bin/env python print("Hello World&quo...

PyCharm • Getting started with PyCharm

Smart card send and receive

For connection, here is a snippet to help you understand: //Allows you to enumerate and communicate with connected USB devices. UsbManager mUsbManager = (UsbManager) getSystemService(Context.USB_SERVICE); //Explicitly asking for permission final String ACTION_USB_PERMISSION = "com.android.e...

Android • Smartcard

First Steps (C++): HelloWorld.cpp

The first program one typically writes in any language is the "hello world" script. This example demonstrates how to write this program and debug it using Visual Studio Code (I'll refer to Visual Studio Code as VS Code from now on). Create The Project Step 1 will be to create a new proje...

vscode • Getting started with vscode

First program (C++): Hello World.cpp

This example introduces you to the basic functionality of VS Code by demonstrating how to write a "hello world" program in C++. Before continuing, make sure you have the "ms-vscode.cpptools" extension installed. Initialize the Project The first step is to create a new project. ...

vscode • Getting started with vscode

Accessing internal tags and their attributes of initially selected tag

Let's assume you got an html after selecting with soup.find('div', class_='base class'): from bs4 import BeautifulSoup soup = BeautifulSoup(SomePage, 'lxml') html = soup.find('div', class_='base class') print(html) <div class="base class"> <div>Sample text 1</div...

beautifulsoup • Locating elements

Chuyển chuỗi Tiếng Việt thành chuỗi không dấu

public static String convert(String str) { str = str.replaceAll("à|á|ạ|ả|ã|â|ầ|ấ|ậ|ẩ|ẫ|ă|ằ|ắ|ặ|ẳ|ẵ", "a"); str = str.replaceAll("è|é|ẹ|ẻ|ẽ|ê|ề|ế|ệ|ể|ễ", "e"); str = str.replaceAll("ì|í|ị|ỉ|ĩ", "i"); str = str.replaceAl...

Android • Convert vietnamese string to english string Android

Adding XML Documentation to Entity Classes

On every generated model classes there are no documentation comments added by default. If you want to use XML documentation comments for every generated entity classes, find this part inside [modelname].tt (modelname is current EDMX file name): foreach (var entity in typeMapper.GetItemsToGenerate&l...

Entity Framework • .t4 templates in entity-framework

Adjust the map view's visible rect in order to display all annotations

Swift: mapView.showAnnotations(mapView.annotations, animated: true) Objective-C: [mapView showAnnotations:mapView.annotations animated:YES]; Demo:

iOS • MKMapView

Very simple CUDA code

#include "cuda_runtime.h" #include "device_launch_parameters.h" #include "cuda.h" #include <device_functions.h> #include <cuda_runtime_api.h> #include<stdio.h> #include <cmath> #include<stdlib.h> #include<iostream> #include...

cuda • Installing cuda

Collecting optional elements and/or their attributes from series of pages

Let's consider situation when you parse number of pages and you want to collect value from element that's optional (can be presented on one page and can be absent on another) for a paticular page. Moreover the element itself, for example, is the most ordinary element on page, in other words no spec...

beautifulsoup • Locating elements