Tutorial by Topics: me

Flashing message to the template by flash() function. flash(message, category='message') flash('hello, world!') flash('This is a warning message', 'warning') messagethe message to be flashed.categorythe message's category, the default is message. Template Inheritance API

This section provides an overview of what drop-down-menu is, and why a developer might want to use it. It should also mention any large subjects within drop-down-menu, and link out to the related topics. Since the Documentation for drop-down-menu is new, you may need to create initial versions ...

It sometimes happens that two languages put different meanings on the same or similar syntax expression. When the both languages are of interest for a programmer, clarifying these bifurcation points helps to better understand the both languages in their basics and subtleties.

This topic will walk you through different options available in the Acumatica Framework to create date and time fields in a data access class (DAC).

Here is some of different ways to provide alias names to columns in Sql Server

Enumberable module, a set of methods are available to do traversing, sorting, searching etc across the collection(Array, Hashes, Set, HashMap).

Aggregation is one of the most common uses for R. There are several ways to do so in R, which we will illustrate here.

How to correctly use the named annotation in Kotlin v1.1

To be able to interact with a page, you need to tell Protractor exactly which element to look for. The basis used for selecting elements are locators. Protractor, as well as including the generic Selenium selectors, also has Angular-specific locators which are more robust and persistent to changes. ...

This topic is meant to be a memento about the R language without any text, with self-explanatory examples. Each example is meant to be as succint as possible.

Toast messages are the most simple way of providing feedback to the user. By default, Android provide gray color message toast where we can set the message and the duration of the message. If we need to create more customizable and reusable toast message, we can implement it by ourselves with the us...

Python has many built-in exceptions which force your program to output an error when something in it goes wrong. However, sometimes you may need to create custom exceptions that serve your purpose. In Python, users can define such exceptions by creating a new class. This exception class has to be ...

Removing old data from dynamodb using a date attribute. My use case: removing old data from dynamodb using a date attribute. Important things to know: You can't query a table with using only range key attribute (date for example). You can only query a table using hash or hash+range key. ...

In this topic we will look at how to use Django REST Framework as a backend API for a AngularJS app. The main issues that arise between using DRF and AngularJS together generally revolve around the HTTP communication between the two technologies, as well as the representation of the data on both en...

This section provides an overview of what metal is, and why a developer might want to use it. It should also mention any large subjects within metal, and link out to the related topics. Since the Documentation for metal is new, you may need to create initial versions of those related topics. ...

These are example of using C++ template metaprogramming in processing arithmitic operations in compile time.

This document pretend to introduce you, with a complete example, how you can implement different payment methods with Ruby on Rails. In the example, we will cover Stripe and Braintree two very well-known payment platforms. Documentation. Stripe Braintree

The following examples show how to retrieve the default names of the system fonts that are store in the /system/fonts/ directory and how to use a system font to set the typeface of a TextView element.