Tutorial by Topics

PostgreSQL has a rich set of native data types available to users. Users can add new types to PostgreSQL using the CREATE TYPE command. https://www.postgresql.org/docs/9.6/static/datatype.html

In JMeter performance testing, Correlations means the ability to fetch dynamic data from the server response and to post it to the subsequent requests. This feature is critical for many aspects of testing, like token-based protected applications.

hashlib implements a common interface to many different secure hash and message digest algorithms. Included are the FIPS secure hash algorithms SHA1, SHA224, SHA256, SHA384, and SHA512.

XML Schema is commonly known as XML Schema Definition (XSD). It is used to describe and validate the structure and the content of XML data. XML schema defines the elements, attributes and data types.

GHC’s type system supports arbitrary-rank explicit universal quantification in types through the use of the Rank2Types and RankNTypes language extensions. Arbitrary rank quantification is enabled with either the Rank2Types or RankNTypes language extension. With this extension enabled, the for...

QTP is an acronym for QuickTest Professional, an automated testing tool originally developed by Mercury Interactive, who were acquired by HP in 2006. The tool is primarily designed for the automation of functional and/or regression testing, although it can be used in any scenario where GUI autom...

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

Action Filters Attributes are a part of the ASP .NET Framework that I find useful to help follow the DRY principle. You can replace several lines of common logic with one simple declarative tag. The framework provides several useful Action Filter Attributes by default, such as the Authorize and Hand...

Kafka offers command-line tools to manage topics, consumer groups, to consume and publish messages and so forth. Important: Kafka console scripts are different for Unix-based and Windows platforms. In the examples, you might need to add the extension according to your platform. Linux: scripts loc...

Kafka stores and transports byte arrays in its queue. The (de)serializers are responsible for translating between the byte array provided by Kafka and POJOs. public void configure(Map<String, ?> config, boolean isKey); public T deserialize(String topic, byte[] bytes); public byte[] ser...

This module provides a simple interface to compress and decompress files just like the GNU programs gzip and gunzip would. The data compression is provided by the zlib module. The gzip module provides the GzipFile class which is modeled after Python’s File Object. The GzipFile class reads and writ...

Django is a high-level Python Web framework that encourages rapid development and clean, pragmatic design. Built by experienced developers, it takes care of much of the hassle of Web development, so you can focus on writing your app without needing to reinvent the wheel. It’s free and open source. ...

Active Job is a framework for declaring jobs and making them run on a variety of queuing backends. These jobs can be everything from regularly scheduled clean-ups, to billing charges, to mailings. Anything that can be chopped up into small units of work and run in parallel, really.

This article give idea's about setup and installing Asp.Net core with visual studio code. Also create basic MVC template and debugging. Steps involved below... Step 1 - installing Visual studio code. Step 2 - Configuring .Net core and C#. Step 3 - Create Basic MVC Template. Step 4 - Execute and...

We have new features for Eloquent Relationship in Laravel version 5.4.8. We can fetch a single instance of a hasMany (it is just one example) relationship by define it at on place and it will works for all relationship