Tutorial by Examples: io

iex> :observer.start :ok :observer.start opens the GUI observer interface, showing you CPU breakdown, memory usage, and other information critical to understanding the usage patterns of your applications.

First, install socket.io module in node.js application. npm install socket.io --save Basic HTTP Setup The following example attaches socket.io to a plain node.js HTTP server listening on port 3000. var server = require('http').createServer(); var io = require('socket.io')(server); io.on(...

The first step is to import Platform from the 'react-native' package like so: import { Platform } from 'react-native' After you've done that, you can go ahead and access the OS type through Platform.OS allowing you to use it in conditional statements like const styles = StyleSheet.create({ h...

JasperReports Library JasperReports is a open source Java based reporting tool. The JasperReports Library can be downloaded from the Jaspersoft Community for the latest release. In recent releases the third-party jars in the lib folder are not distributed, they need to be download from public r...

Windows Phone 8.1 SDK requires Visual Studio. Either check "SDK" when installing Visual Studio or install the SDK directly here.

The <see> tag can be used to link to another class. It contains the cref member which should contain the name of the class that is to be referenced. Visual Studio will provide Intellsense when writing this tag and such references will be processed when renaming the referenced class, too. /// ...

You can use the System.IO.File.ReadAllText function to read the entire contents of a file into a string. string text = System.IO.File.ReadAllText(@"C:\MyFolder\MyTextFile.txt"); You can also read a file as an array of lines using the System.IO.File.ReadAllLines function: string[] line...

The System.IO.StreamWriter class: Implements a TextWriter for writing characters to a stream in a particular encoding. Using the WriteLine method, you can write content line-by-line to a file. Notice the use of the using keyword which makes sure the StreamWriter object is disposed as soon as ...

You can use the System.IO.File.WriteAllText function to write a string to a file. string text = "String that will be stored in the file"; System.IO.File.WriteAllText(@"C:\MyFolder\OutputFile.txt", text); You can also use the System.IO.File.WriteAllLines function which receiv...

Detailed instructions on getting windows-phone set up or installed.

There are two functions that can be used to obtain a readable representation of an object. repr(x) calls x.__repr__(): a representation of x. eval will usually convert the result of this function back to the original object. str(x) calls x.__str__(): a human-readable string that describes the obje...

A simple example: CL-USER> (defun make-apply-twice (fun) "return a new function that applies twice the function`fun' to its argument" (lambda (x) (funcall fun (funcall fun x)))) MAKE-APPLY-TWICE CL-USER> (funcall (make-apply-twice #'1+) 3) 5 ...

Sometimes we need preserve whole model and transfer it across actions or even controllers. Storing model at session good solution for this type of requirements. If we combine this with powerful model binding features of MVC we get elegant way of doing so. We can create generic session based model bi...

Read the accelerometer Sensor with precision. This example allocates memory: void Update() { //Get Precise Accelerometer values Vector3 accelValue = preciseAccelValue(); Debug.Log("PRECISE X: " + accelValue.x + " Y: " + accelValue.y + " Z: " + acc...

$state.go is shorthand method to $state.transitionTo $state.go(toState [, toParams] [, options]) This method automatically sets your options to { location: true, inherit: true, relative: $state.$current, notify: true } (unless you override them) and allows you to transition with less code. Ex...

Microsoft Access is one of the Microsoft Office suite of programs. However, it is only available in some packages of MS Office. If you wish to obtain Access, please make sure to carefully examine the box or download specifications for each version of Microsoft Office. MS Access is only available fo...

[ alias ] ignored = ! git ls-files --others --ignored --exclude-standard --directory \ && git ls-files --others -i --exclude-standard Shows one line per file, so you can grep (only directories): $ git ignored | grep '/$' .yardoc/ doc/ Or count: ~$ git ignored | ...

In some cases you might want to add an additional description to an enum value, for instance when the enum value itself is less readable than what you might want to display to the user. In such cases you can use the System.ComponentModel.DescriptionAttribute class. For example: public enum Possibl...

Installing Appcelerator Titanium At first we need to set up Titanium: command-line tools (CLI) to compile the apps the MVC framework Alloy the SDK The main parts are installed using the node.js package manager 'npm'. Check https://nodejs.org/ if you need to install it. Linux (Fedora) If y...

Detecting the current state of the network connection and responding to any changes that might occur, can be done by using one of several plugins. This example is about the cordova-plugin-network-information plugin. Add the plugin to the project: cordova plugin add cordova-plugin-network-informati...