Tutorial by Examples: l

Here is an example of a pipeline script that builds a Docker container, then runs the tests inside of it. The entrypoint is assumed to be either manage.py or invoke/fabric with a runtests command available. #!/usr/bin/groovy node { stage 'Checkout' checkout scm sh 'git submodule update ...

The push notification plugin requires an init an initialization which tells the plugin to start running using the sender id provided. let push = Push.init({ android: { senderID: "------------", }, ios: { alert: "true", badge: tru...

The Maven Surefire plugin runs during the test phase of the Maven build process or when test is specified as a Maven goal. The following directory structure and minimum pom.xml file will configure Maven to run a test. Directory structure inside the project's root directory: ─ project_root ├─ p...

Most of linux distros stores its version info in the /etc/lsb-release (debian) or /etc/redhat-release (RPM based) file. Using below generic command should get you past most of the Debian and RPM derivatives as Linux Mint and Cent-Os. Example on Ubuntu Machine: cat /etc/*release DISTRIB_ID=Ubuntu ...

val allowedUsers = users.filter { it.age > MINIMUM_AGE }

val isOfAllowedAge = { user: User -> user.age > MINIMUM_AGE } val allowedUsers = users.filter(isOfAllowedAge)

The sample content used here is Tears of Steel, by Blender Foundation. Specifically, we will use the download titled "HD 720p (~365MB, mov, 2.0)". This is a single file that ends with the extension "mov" and will play in just about any modern media player. Note that the download...

Mongoose connect has 3 parameters, uri, options, and the callback function. To use them see sample below. var mongoose = require('mongoose'); var uri = 'mongodb://localhost:27017/DBNAME'; var options = { user: 'user1', pass: 'pass' } mongoose.connect(uri, options, function(err){...

I.Overview A significant difference between MongoDB & RDBMS is MongoDB has many kinds of operators. One of them is update operator, which is used in update statements. II.What happen if we don't use update operators? Suppose we have a student collection to store student information(Table view...

There exist cases in which it is necessary to put data of different types together. In Azure ML for example, it is necessary to pass informations from a R script module to another one exclusively throught dataframes. Suppose we have a dataframe and a number: > df name height team...

Three things are needed to use async-await: The Task object: This object is returned by a method which is executed asynchronously. It allows you to control the execution of the method. The await keyword: "Awaits" a Task. Put this keyword before the Task to asynchronously wait for it to...

Instead of annotations, you can also specify your routes as YAML: app_index: path: /index defaults: { _controller: AppBundle:Acme:index } The same options apply to both annotations and YAML configurations. To import a YAML routing configuration in your root routing configuration, you d...

Log on to the Azure classic portal. In the left navigation pane of the portal, click Service Bus. In the lower pane of the portal, click Create. In the Add a new namespace dialog, enter a namespace name. The system immediately checks to see if the name is available. After...

Log on to the Azure classic portal. In the left navigation pane of the portal, click Service Bus. Select the namespace that you would like to create the queue in. In this case, it is “mytestns1.” Select Queues. Select New in the bottom left corner, then select Quick Creat...

@IBAction func axisChange(sender: UISwitch) { UIView.animateWithDuration(1.0) { self.updateConstraintsForAxis() } } The updateConstraintForAxis function just sets the axis of the stack view containing the two image views: private func updateConstraintsForAxis() { if (axi...

The simple use-case is to refer to a single icon in its normal size: <i class="fa fa-camera-retro"></i> (View result in this fiddle.) Create an empty tag (it is recommended to use <i> used for that) and assign class "fa" and the class corresponding to the desi...

To restore a file to the latest updated svn version, i.e. undo the local changes, you can use revert: svn revert file To restore a file to an older version (revision XXX) use update: svn update -r XXX file Warning: in both cases you will lose any local changes in the file because it will be ...

If you have predefined ranges and want to use specific colors for those ranges you can declare custom colormap. For example: import matplotlib.pyplot as plt import numpy as np import matplotlib.colors x = np.linspace(-2,2,500) y = np.linspace(-2,2,500) XX, YY = np.meshgrid(x, y) Z = np.sin(...

A shader program, in the OpenGL sense, contains a number of different shaders. Any shader program must have at least a vertex shader, that calculates the position of the points on the screen, and a fragment shader, that calculates the colour of each pixel. (Actually the story is longer and more co...

An "Hello World" doesn't deserve this name if it does not provide a Hello World message. So let's make one. In the file app/controllers/HomeController.java add the following method: public Result hello() { return ok("Hello world!"); } And in your conf/routes file add t...