Tutorial by Examples: e

You need to find out the IP address of the container running in the host so you can, for example, connect to the web server running in it. docker-machine is what is used on MacOSX and Windows. Firstly, list your machines: $ docker-machine ls NAME ACTIVE DRIVER STATE URL ...

Select Case can be used when many different conditions are possible. The conditions are checked from top to bottom and only the first case that match will be executed. Sub TestCase() Dim MyVar As String Select Case MyVar 'We Select the Variable MyVar to Work with Case "...

Helpful when you want to grab a copy of a production database to play around with locally. mongodump --host some-mongo-host.com:1234 -d DATABASE_NAME -u DATABASE_USER -p DATABASE_PASSWORD This will create a local dump directory; within that directory you'll see a directory with your DATABASE_NAME...

While your Meteor app is running locally: meteor mongo --url

Set the MONGO_URL environment variable before starting your local Meteor app. Linux/MacOS Example: MONGO_URL="mongodb://some-mongo-host.com:1234/mydatabase" meteor or export MONGO_URL="mongodb://some-mongo-host.com:1234/mydatabase" meteor Windows Example Note: don't u...

Requirements Python (2.7, 3.2, 3.3, 3.4, 3.5, 3.6) Django (1.7+, 1.8, 1.9, 1.10, 1.11) Install You can either use pip to install or clone the project from github. Using pip: pip install djangorestframework Using git clone: git clone [email protected]:tomchristie/django-rest-framew...

A dotfile is a file whose names begin with a .. These are normally hidden by ls and not listed unless requested. For example the following output of ls: $ ls bin pki The -a or --all option will list all files, including dotfiles. $ ls -a . .ansible .bash_logout .bashrc .lesshst ...

Mage::app()->getStore()->getFrontendName();

Mage::app()->getStore()->getStoreId();

Mage::app()->getStore()->getCode(); This returns store code, e.g. 'en' for a storefront that is setup for English and called 'en', and not the numerical id.

Mage::app()->getStore()->getIsActive();

Mage::app()->getStore()->getWebsiteId();

Mage::app()->getStore(); Returns an instance of Mage_Core_Model_Store

Mage::app()->getStore()->getGroup()->getName()

package { import flash.display.Sprite; import flash.events.Event; public class Viewport extends Sprite { /** Constructor */ public function Viewport() { super(); // Listen for added to stage event addEventListener(Event.ADDED_TO_STAGE, addedToStageHandle...

The web.config system.web.httpRuntime must target 4.5 to ensure the thread will renter the request context before resuming your async method. <httpRuntime targetFramework="4.5" /> Async and await have undefined behavior on ASP.NET prior to 4.5. Async / await will resume on an arb...

It is possible to await multiple calls concurrently by first invoking the awaitable tasks and then awaiting them. public async Task RunConcurrentTasks() { var firstTask = DoSomethingAsync(); var secondTask = DoSomethingElseAsync(); await firstTask; await secondTask; } Alt...

With a two-way filter, we are able to assign a read and write operation for a single filter that changes the value of the same data between the view and model. //JS Vue.filter('uppercase', { //read : model -> view read: function(value) { return value.toUpperCase(); }, ...

Matplotlib axes are two-dimensional by default. In order to create three-dimensional plots, we need to import the Axes3D class from the mplot3d toolkit, that will enable a new kind of projection for an axes, namely '3d': import matplotlib.pyplot as plt from mpl_toolkits.mplot3d import Axes3D fi...

If you want two or more arguments to be mutually exclusive. You can use the function argparse.ArgumentParser.add_mutually_exclusive_group(). In the example below, either foo or bar can exist but not both at the same time. import argparse parser = argparse.ArgumentParser() group = parser.add_mut...