Tutorial by Examples: al

For all my projects, Django-Allauth remained one that is easy to setup, and comes out of the box with many features including but not limited to: Some 50+ social networks authentications Mix signup of both local and social accounts Multiple social accounts Optional instant-signup for social ac...
Add the slf4j dependency to your pom.xml: <properties> <slf4j.version>1.7.21</slf4j.version> </properties> <!-- ... --> <dependency> <groupId>org.slf4j</groupId> <artifactId>slf4j-api</artifactId> <version&gt...
Yarn does not by default aggregate logs before an application finishes, which can be problematic with streaming jobs that don't even terminate. A workaround is to use rsyslog, which is available on most linux machines. First, allow incoming udp requests by uncommenting the following lines in /etc/...
There are a variety of ways to validate parameter entry, in PowerShell. Instead of writing code within functions or scripts to validate parameter values, these ParameterAttributes will throw if invalid values are passed. ValidateSet Sometimes we need to restrict the possible values that a paramet...
// Fetches the value of $_GET['id'] and returns 0 if it does not exist. $id = $_GET['id'] ?? 0; // This is equivalent to: $id = isset($_GET['id']) ? $_GET['id'] : 0; // Coalescing can be chained: this will return the first defined value out of // $_GET['id'], $_POST['id'], and 0. $id = $_GE...
Note: The Redis project does not officially support Windows. However, the Microsoft Open Tech group develops and maintains this Windows port targeting Win64. Official redis.io/download You can choose to download different versions or the latest version of Redis github.com/MSOpenTech/redis/release...
Generic example in a form of $a <=> $b matrix. 0 <=> 1; // -1 (left operand less than right, right is greater) 0 <=> 0; // 0 (operands are equal) 1 <=> 0; // 1 (left operand greater than right, left is greater) 1 <=> 1; // 0 (operands are equal) ╔═══════╦════╦═...
$array = [1, 0, 5, 9, 3, 7, 6, 8, 4, 2]; usort($array, function (int $a, int $b): int { return $a <=> $b; }); print_r($array); Array ( [0] => 0 [1] => 1 [2] => 2 [3] => 3 [4] => 4 [5] => 5 [6] => 6 [7] => 7 [8...
<!doctype html> <html> <head> <title>Page Title</title> <meta charset="UTF-8"> <meta name="viewport" content="initial-scale=1.0"> <script src="vue.js"></script> <style> ...
<!doctype html> <html> <head> <title>Page Title</title> <meta charset="UTF-8"> <meta name="viewport" content="initial-scale=1.0"> <script src="vue.js"></script> <style> ...
Detailed instructions on getting jooq set up or installed.
Yarn uses the same registry that npm does. That means that every package that is a available on npm is the same on Yarn. To install a package, run yarn add package. If you need a specific version of the package, you can use yarn add package@version. If the version you need to install has been tag...
Detailed instructions on getting django-views set up or installed.
Virtual Environment tool (virtualenv) is used to isolate different projects and their dependencies by creating individual python environments for each of them. It's like installing a package locally (and not globally), similar to npm package installation option. Following is an example to install ...
Ajax calls, request and retrieve data for giving the user a sense of a better interactive user interface experience. This article will show you how to use jQuery and send data through Ajax calls. For this example, we’re going to POST the following JavaScript object to our server. var post = { ...
Prerequisite A running MongoDB server, more details on that here. Setting Up a Java Project The MongoDB Java Driver is supplied as a JAR file and can be included in a project just like any other JAR. For example: Maven: add an entry to the <dependencies> section of your pom.xml. &lt...
Using sequence function you can easily describe a message that calls a list of other messages. It's useful when dealing with semantics of your messages. Example 1: You are making a game engine, and you need to refresh the screen on every frame. module Video exposing (..) type Message = module Vid...
Detailed instructions on getting optimization set up or installed.
ArgumentCaptor will to receive the actual invocation arguments that has been passed to method. ArgumentCaptor<Foo> captor = ArgumentCaptor.forClass(Foo.class); verify(mockObj).doSomethind(captor.capture()); Foo invocationArg = captor.getValue(); //do any assertions on invocationArg For ...
In order to install asyncio: pip install asyncio Notice that python asyncio requires Python 3.3 or later. This module became part of the Python standard library since Python 3.4.

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