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Ajax : New request : Client sends request : Server , Do you have new notification ? Server sends response : Client , NO connection ends New request : Client sends request : Server , Do you have new notification ? Server sends response : Client , NO connection ends New request ...

In the official reference document, it says: The main function of an inbound Channel Adapter is to execute a SQL SELECT query and turn the result set as a message. The message payload is the whole result set, expressed as a List, and the types of the items in the list depend on the row-mapping st...

Print a 16-bit unsigned number in decimal The interrupt service Int 21/AH=02h is used to print the digits. The standard conversion from number to numeral is performed with the div instruction, the dividend is initially the highest power of ten fitting 16 bits (104) and it is reduced to lower power...

As you can see the layout of this gem is very catching and user friendly.

Plain Vanilla Filtering To filter any view, override its get_queryset method to return a filtered query set class HREmployees(generics.ListAPIView): def get_queryset(self): return Employee.objects.filter(department="Human Resources") All the API functions will then use t...

This example is filtered text from an IRB session. => require 'erb' => input = <<-HEREDOC <ul> <% (0..10).each do |i| %> <%# This is a comment %> <li><%= i %> is <%= i.even? ? 'even' : 'odd' %>.</li> <% end %> </ul> H...

In order to achieve type safety sometimes we want to avoid the use of primitive types on our domain. For instance, imagine a Person with a name. Typically, we would encode the name as a String. However, it would not be hard to mix a String representing a Person's name with a String representing an e...

byte incoming; String inBuffer; void setup() { Serial.begin(9600); // or whatever baud rate you would like } void loop(){ // setup as non-blocking code if(Serial.available() > 0) { incoming = Serial.read(); if(incoming == '\n') { // newline, car...

In OCaml, there are different arithmetic operators for floats and integers. Additionally, these operators can only be used on 2 floats or 2 integers. Here are invalid expressions in OCaml 1.0 + 2.0 1 + 2.0 1 +. 2 1 +. 2.0 The correct expression for each of these respectively are 1. +. 2. fl...

This is just an extension on the sealed trait variant where a macro generates a set with all instances at compile time. This nicely omits the drawback that a developer can add a value to the enumeration but forget to add it to the allElements set. This variant especially becomes handy for large en...

When you logged into Odoo application you will find an option to see who is the current logged in person in the top right corner. This user information have a dropdown button. Click on the dropdown, then you will find a list. In that list select about Odoo.com option. Clicking on that will open a Ab...

the units-per-em property is one of the most important font properties. It's used to give any value of any other property any meaning. the CSS2 font spec has a nice definition of the em sqare: Certain values, such as width metrics, are expressed in units that are relative to an abstract square w...

We will use retrofit 2 and SimpleXmlConverter to get xml data from url and parse to Java class. Add dependency to Gradle script: compile 'com.squareup.retrofit2:retrofit:2.1.0' compile 'com.squareup.retrofit2:converter-simplexml:2.1.0' Create interface Also create xml class wrapper in our cas...

amazingservice: url: 'http://amazing.com' client_id: 'test_client_1' client_secret: 'test_secret' This is a basic example for create configuration in yml format, for following the yml format you can take deeper configuration.

For instance you have a bundle, which generated by the symfony console. In this case in the DependencyInjection/Configuration.php you have to insert your configuration representation: $treeBuilder = new TreeBuilder(); $rootNode = $treeBuilder->root('amazingservice'); $rootNod...

This is a bit of a primer. It's mostly put it in because documentation is forced to have an example, even if it's intended as a stub article. If you already know unit-testing basics, feel free to skip forward to the remarks, where specific frameworks are mentioned. Unit testing is ensuring that a...

By default, accessing an individual item in a template dom-repeat loop is by calling {{item}}. Passing in an as= attribute to template will allow you to switch out the default {{item}} syntax for something that is more customized to the module you are working with. In this case, we want to grab the ...

interface Mockable { bool DoSomething(); } var mock = new Mock<Mockable>(); mock.Setup(x => x.DoSomething()).Returns(true); var result = mock.Object.DoSomething(); //true

Click on New Files --> Transformation once a new transformation is open, Click on views tab ,under views create two connections (source ) and (destination). source: table where data is available destination: table where you want to push your data. Once done. on the top bar you have tools -...

One needs the predicted probabilities in order to calculate the ROC-AUC (area under the curve) score. The cross_val_predict uses the predict methods of classifiers. In order to be able to get the ROC-AUC score, one can simply subclass the classifier, overriding the predict method, so that it would a...