Tutorial by Examples: st

Before it is too late

Tips & Tricks to avoid nasty situations EC2 Instances and EBS Set IAM Roles. Unlike tags, the IAM Role is set once and for all on EC2 instanciation (even after 4 years) ! Try to identify and categorize beforehand your instances so you can give an them appropriate IAM roles. IAM Roles are ...

amazon-web-services • Getting started with amazon-web-services

HTTP POST

To POST data pass the encoded query arguments as data to urlopen() Python 2.x2.7 Python 2 import urllib query_parms = {'username':'stackoverflow', 'password':'me.me'} encoded_parms = urllib.urlencode(query_parms) response = urllib.urlopen("https://stackoverflow.com/users/login", enco...

Python Language • urllib

Passing data to FXML - accessing existing controller

Problem: Some data needs to be passed to a scene loaded from a fxml. Solution Specify a controller using the fx:controller attribute and get the controller instance created during the loading process from the FXMLLoader instance used to load the fxml. Add methods for passing the data to the contr...

javafx • FXML and Controllers

Passing data to FXML - Specifying the controller instance

Problem: Some data needs to be passed to a scene loaded from a fxml. Solution Set the controller using the FXMLLoader instance used later to load the fxml. Make sure the controller contains the relevant data before loading the fxml. Note: in this case the fxml file must not contain the fx:contro...

javafx • FXML and Controllers

Passing parameters to FXML - using a controllerFactory

Problem: Some data needs to be passed to a scene loaded from a fxml. Solution Specify a controller factory that is responsible for creating the controllers. Pass the data to the controller instance created by the factory. FXML <?xml version="1.0" encoding="UTF-8"?> &...

javafx • FXML and Controllers

Get started

index.html <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Trying out ports</title> </head> <body> <div id="app"></div> <script src="elm.js"></script> ...

Elm Language • Ports (JS interop)

Customizing TableCell look depending on item

Sometimes a column should show different content than just the toString value of the cell item. In this case the TableCells created by the cellFactory of the TableColumn is customized to change the layout based on the item. Important Note: TableView only creates the TableCells that are shown in the...

javafx • TableView

Installation and Setup

Ubuntu On recent Ubuntu versions, you can install an up-to-date version of CouchDB with sudo apt-get install couchdb. For older versions, such as Ubuntu 14.04, you should run: sudo add-apt-repository ppa:couchdb/stable -y sudo apt-get update sudo apt-get install couchdb -y Fedora To install ...

couchdb • Getting started with couchdb

Block DO construct

A do construct is a looping construct which has a number of iterations governed by a loop control integer i do i=1, 5 print *, i end do print *, i In the form above, the loop variable i passes through the loop 5 times, taking the values 1 to 5 in turn. After the construct has completed th...

Fortran • Execution Control

Setting parameters for PreparedStatement

Placeholders in the query string need to be set by using the set* methods: String sql = "SELECT * FROM EMP WHERE JOB = ? AND SAL > ?"; //Create statement to make your operations PreparedStatement statement = connection.prepareStatement(sql); statement.setString(1, "MANAGER&...

jdbc • PreparedStatement

Installation or Setup

SQL Server Reporting Services can typically be installed with SQL Server installation media. An installation of SQL Server will be required, either locally or on a server. Starting with SQL Server 2008 R2, SSRS has the option to integrate with SharePoint instead of running a separate website.

reporting-services • Getting started with reporting-services

Simple Mouse Event Structure

Through the use of event types you can easily reduce code bloat that often occurs when defining events for many objects on stage by filtering events in 1 function rather than defining many event handling functions. Imagine we have 10 objects on stage named object1, object2 ... object10 You could d...

ActionScript 3 • Working with Events

string literals

string literals are defined by wrapping the value with double-quotes ": string s = "hello, this is a string literal"; String literals may contain escape sequences. See String Escape Sequences Additionally, C# supports verbatim string literals (See Verbatim Strings). These are def...

C# Language • Literals

Const member functions

Member functions of a class can be declared const, which tells the compiler and future readers that this function will not modify the object: class MyClass { private: int myInt_; public: int myInt() const { return myInt_; } void setMyInt(int myInt) { myInt_ = myInt; } }; In a ...

C++ • const keyword

git-tfs install via Chocolatey

The following assumes you will use kdiff3 for file diffing and although not essential it is a good idea. C:\> choco install kdiff3 Git can be installed first so you can state any parameters you wish. Here all the Unix tools are also installed and 'NoAutoCrlf' means checkout as is, commit as i...

Git • git-tfs

Interactive Stashing

Stashing takes the dirty state of your working directory – that is, your modified tracked files and staged changes – and saves it on a stack of unfinished changes that you can reapply at any time. Stashing only modified files: Suppose you don't want to stash the staged files and only stash the mod...

Git • Stashing

JobHost

The Azure Webjobs SDK is a framework distributed as a Nuget package aimed at helping you define Functions that are run by Triggers and use Bindings to other Azure services (like Azure Storage and Service Bus) in a declarative fashion. The SDK uses a JobHost to coordinate your coded Functions. In a ...

azure-webjobs • Azure Webjobs SDK

Understanding build progress

Sometimes builds take longer than expected. There are a few environment variables you can set to better understand what's happening during the build process. METEOR_DEBUG_BUILD=1 (logs progress) METEOR_PROFILE=<n> (logs time spent) METEOR_DEBUG_SPRINGBOARD=1 (?) METEOR_DEBUG_...

meteor • Getting started with meteor

Updating Meteor Projects & Installed Packages

The Meteor Tool will notify you when a newer release is available. To update Meteor projects to the latest release, execute the following command inside a Meteor project: meteor update In case you want to update your Meteor project to a specific Meteor release, run the following command inside ...

meteor • Getting started with meteor

Leaflet Quick Start

<!DOCTYPE html> <html> <head> <title>My Leaflet Map</title> <link rel="stylesheet" href="//unpkg.com/[email protected]/dist/leaflet.css" /> <style type="text/css"> #map { height: 500px; ...

leaflet • Getting started with leaflet