Tutorial by Examples: e

Inline Style

You can style a specific element by using the style attribute: <span style="color: red">This text will appear in red.</span> Note: Try to avoid this -- the point of CSS is to separate content from presentation.

HTML • Using HTML with CSS

Multiple Stylesheets

It's possible to load multiple stylesheets: <head> <link rel="stylesheet" type="text/css" href="general.css"> <link rel="stylesheet" type="text/css" href="specific.css"> </head> Note that later files a...

HTML • Using HTML with CSS

Android Step 1: Layout, Initialization, and Handling Server Response

The complete sample code for this application (Android + Node server) is available in the PayPal Developer Github repository. The first stage of creating the Android portion of our application is to set up a basic layout and handle responses that come back from the server that we'll set up in Node....

PayPal • Mobile Future Payments (End to End App)

Android Step 2: Async Server Request

The complete sample code for this application (Android + Node server) is available in the PayPal Developer Github repository. At this point the PayPal future payments button has been clicked, we have an auth code and metadata ID from the PayPal SDK, and we need to pass those on to our server to com...

PayPal • Mobile Future Payments (End to End App)

Android Step 3: Node Server to Get Access Token & Process Payment

The complete sample code for this application (Android + Node server) is available in the PayPal Developer Github repository. From step 2, an async request has been made to our server at the /fpstore endpoint, passing along the auth code and metadata ID. We now need to exchange those for a token in...

PayPal • Mobile Future Payments (End to End App)

Generating Java code from simple XSD file

XSD schema (schema.xsd) The following xml schema (xsd) defines a list of users with attributes name and reputation. <?xml version="1.0"?> <xs:schema version="1.0" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:ns="http://www...

Java Language • XJC

Basics of Higher Order Functions

Review Partial Application before proceeding. In Haskell, a function that can take other functions as arguments or return functions is called a higher-order function. The following are all higher-order functions: map :: (a -> b) -> [a] -> [b] filter :: (a -> Bool) -> [a] ...

Haskell Language • Higher-order functions

Creating Object and setting properties using reflection

Lets say we have a class Classy that has property Propertua public class Classy { public string Propertua {get; set;} } to set Propertua using reflection: var typeOfClassy = typeof (Classy); var classy = new Classy(); var prop = typeOfClassy.GetProperty("Propertua"); prop.Se...

.NET Framework • Reflection

Navigating to the beginning of a specific word

When editing text, a common task is to navigate to a particular word on the screen. In these examples we explore how we can navigate to the word updated. For the sake of consistency across the examples, we aim to land on the first letter of the word. Mid-screen jump M$B This approach is quick...

vim • Movement

A doubly linked list

An example of code showing how nodes can be inserted at a doubly linked list, how the list can easily be reversed, and how it can be printed in reverse. #include <stdio.h> #include <stdlib.h> /* This data is not always stored in a structure, but it is sometimes for ease of use */ s...

C Language • Linked lists

Version Table

Every tag has an overview topic. This topic has a special section named "Versions". In that section, different versions can be defined in a table that has that should have at least 2 columns: the first one should be the name of the version the last one should be the release ...

Documentation • Versions

Multiple Version Tables

For some tags it makes sense to have multiple version tables. There might be different subsets of a programming language or framework available, say for different device types as in this example. The different tables should be prefaced with a heading. This markup: ## desktop development kit ## ...

Documentation • Versions

Versions of a Topic

A topic might only apply to certain versions. When creating a new topic, the appropriate versions can be chosen in the title section of the topic. In the following example .NET 2.0, 4.0, 4.5.1; Compact Framework 3.7 and Micro Framework 4.2 are selected. This selection will show up next to the to...

Documentation • Versions

Versions of an Example (single version table)

An example cannot be associated with a version number directly. Parts of it can however be declared to apply only for certain versions.  This content is for Java SE 1.3

Documentation • Versions

Versions of an Example (multiple version tables)

If there are many version tables, the title of the desired one has to be included in angle brackets.  This content is for Micro Framework 4.4

Documentation • Versions

Available Conditionals

The markdown help states Available conditionals are gt, gte, lt, lte, eq, and neq.  eq equal to   neq not equal to  <!-- if version [gt C++03] -...

Documentation • Versions

Multiple Conditionals

Multiple conditions can be used.  content

Documentation • Versions

Simple Mutex Usage

POSIX thread library provides implementation of the mutex primitive, used for the mutual exclusion. Mutex is created using pthread_mutex_init, and destroyed using pthread_mutex_destroy. Obtaining a mutex can be done using pthread_mutex_lock or pthread_mutex_trylock, (depending if the timeout is desi...

POSIX • Threads

Yank every line matching a pattern

The command :g/apples/y A will yank all lines containing the word apples into the a register, which can be pasted with "ap. Any regular expression can be used. Note the space before the A, and the capitalization of the register letter. If a capital letter is used as the yank register, matc...

vim • :global

Quotename

Returns a Unicode string surrounded by delimiters to make it a valid SQL Server delimited identifier. Parameters: character string. A string of Unicode data, up to 128 characters (sysname). If an input string is longer than 128 characters function returns null. quote character. Optional. A sing...

Microsoft SQL Server • String Functions