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Fitting a line (or other function) to a set of data points.
You use analytic functions to determine values based on groups of values. For example, you can use this type of function to determine running totals, percentages, or the top result within a group. FIRST_VALUE ( scalar_expression ) OVER ( [ partition_by_clause ] order_by_clause [ rows_range_cl...
Node is a programming language where everything could run on an asynchronous way. Below you could find some examples and the typical things of asynchronous working. doSomething([args], function([argsCB]) { /* do something when done */}); doSomething([args], ([argsCB]) => { /* do something ...
The goal of this topic is to document best practices when asking Apache Spark related questions.
The branching operation of sed can help control the flow of the program.
Retrolambda is a library which allows to use Java 8 lambda expressions, method references and try-with-resources statements on Java 7, 6 or 5. The Gradle Retrolambda Plug-in allows to integrate Retrolambda into a Gradle based build. This allows for example to use these constructs in an Android appl...
Protractor is made for testing Angular applications. However, it is still possible to test non-angular applications with Protractor if needed.
Unlike many languages, Kotlin distinguishes between mutable and immutable collections (lists, sets, maps, etc). Precise control over exactly when collections can be edited is useful for eliminating bugs, and for designing good APIs. listOf, mapOf and setOf returns read-only objects that you ca...
Lowest common ancestor between two nodes n1 and n2 is defined as the lowest node in the tree that has both n1 and n2 as descendants.
A user defined function in Progress ABL is a reusable program module. A function must be declared in the "main" procedure. It cannot be declared inside a procedure or inside another function. A function in Progress ABL isn't a "first class citizen" unlike in programming ...
This example shows how to change dynamically the Caption/Label of Customer Name field on Customer ScreenID AR303000 on Acumatica ERP, depending on current Customer ID selected on the same form. We could:
Rust has a built in capability to provide random number generation through the rand crate. Once part of the Rust standard library, the functionality of the rand crate was separated to allow its development to stabilize separate to the rest of the Rust project. This topic will cover how to simply add...
The Angular UI Bootstrap gives you access to all the standard bootstrap icons in your AngularJS application. In the world of bootstrap these icons are normally referred to as glyphicons. Using these glyphicons wisely can quickly give your app a more polished look and can be a great way to dip your t...
This is an explanation of a common pattern and generally considered best practice that you may see in AngularJS code.
Now you can define Continuous Integration and Continuous Delivery (CI/CD) process as code with Jenkins 2.0 for your projects in iOS 10. Activities like to build, test, code coverage, check style, reports, and notifications can be described in only one file. To read the complete article go to Pipeli...
Completes the introduction to stores and folders started in part 2 of this tutorial Expected prior knowledge: You have studied part 2 of this tutorial or are already familiar with its contents.
First part of an introduction to stores and the folders they contain. Contains macros to display (1) the names of accessible stores and (2) the names of accessible stores and the top level folders within them.
Gaining access to Outlook's Visual Basic Editor, inserting your first module and renaming that module. Expected prior knowledge: You are an Outlook user. With Outlook 2003, you can immediately select the Visual Basic Editor. With later versions, you must add the Developer tab before you can select...
This article is to introduce a simple and professional practice to use Entity Framework. Simple: because it only needs one class (with one interface) Professional: because it applies SOLID architecture principles I don't wish to talk more.... let's enjoy it!
NSFont is the object that provides Mac applications with glyph information and font characteristics to be used for primarily for display. You'll learn how to create and use NSFont objects in a variety of ways, both common and uncommon.

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