Tutorial by Examples

Add the readonly attribute to prevent user input. A readonly field can't be edited <input class="form-control" type="text" placeholder="Readonly input here…" readonly> Add the disabled attribute to disable an input field. A disbled field can't be edited either...

The $http requests require time which varies depending on the server, some may take a few milliseconds, and some may take up to a few seconds. Often the time required to retrieve the data from a request is critical. Assuming the response value is an array of names, consider the following example: ...

$url1 = [uri]::EscapeDataString("http://test.com?test=my value") # url1: http%3A%2F%2Ftest.com%3Ftest%3Dmy%20value $url2 = [uri]::EscapeUriString("http://test.com?test=my value") # url2: http://test.com?test=my%20value # HttpUtility requires at least .NET 1.1 to be instal...

Note: these examples use the variables created in the Quick Start: Encoding section above. # url1: http%3A%2F%2Ftest.com%3Ftest%3Dmy%20value [uri]::UnescapeDataString($url1) # Returns: http://test.com?test=my value # url2: http://test.com?test=my%20value [uri]::UnescapeDataString($url2) # Re...

$scheme = 'https' $url_format = '{0}://example.vertigion.com/foos?{1}' $qs_data = @{ 'foo1'='bar1'; 'foo2'= 'complex;/?:@&=+$, bar''"'; 'complex;/?:@&=+$, foo''"'='bar2'; } [System.Collections.ArrayList] $qs_array = @() foreach ($qs in $qs_data.GetEnumerator()...

$scheme = 'https' $url_format = '{0}://example.vertigion.com/foos?{1}' $qs_data = @{ 'foo1'='bar1'; 'foo2'= 'complex;/?:@&=+$, bar''"'; 'complex;/?:@&=+$, foo''"'='bar2'; } [System.Collections.ArrayList] $qs_array = @() foreach ($qs in $qs_data.GetEnumerator()...

Encoded with [uri]::EscapeDataString() First, we'll decode the URL and Query String encoded with [uri]::EscapeDataString() in the above example: https://example.vertigion.com/foos? foo2=complex%3B%2F%3F%3A%40%26%3D%2B%24%2C%20bar'%22& complex%3B%2F%3F%3A%40%26%3D%2B%24%2C%20foo'%22=bar2&am...

Encoded with [uri]::EscapeDataString() First, we'll decode the URL and Query String encoded with [uri]::EscapeDataString() in the above example: https://example.vertigion.com/foos? foo2=complex%3B%2F%3F%3A%40%26%3D%2B%24%2C%20bar'%22& complex%3B%2F%3F%3A%40%26%3D%2B%24%2C%20foo'%22=bar2&am...

List all the node versions installed nvm ls v4.5.0 v6.7.0 Run command using any node installed version nvm run 4.5.0 --version or nvm exec 4.5.0 node --version Running node v4.5.0 (npm v2.15.9) v4.5.0 nvm run 6.7.0 --version or nvm exec 6.7.0 node --version Running node v6.7.0...

This is the Cypher, Neo4j's query language. In many ways, Cypher is similar to SQL if you are familiar with it, except SQL refers to items stored in a table while Cypher refers to items stored in a graph. First, we should start out by learning how to create a graph and add relationships, since tha...

public class AmazonRootobject { public Itemsearchresponse ItemSearchResponse { get; set; } } public class Itemsearchresponse { public string xmlns { get; set; } public Operationrequest OperationRequest { get; set; } public Items Items { g...

using System; using System.Collections.Generic; using System.Linq; using System.Reflection; using System.Text; using System.Threading.Tasks; using System.Xml; using System.Xml.Linq; using ApplicationDataServices.SBEntityBox; namespace ApplicationManagementLayer.Affiliate { public cl...

Objective-C and Xib Add a target to an existing XCode project In the Add Target select Custom KeyBoard Add the target like this: Your project file directory should look something like this Here myKeyBoard is the name of the added Target Add new Cocoatouch file of type of type UIView and ...

To use the IMAP functions in PHP you'll need to install the IMAP extension: Debian/Ubuntu with PHP5 sudo apt-get install php5-imap sudo php5enmod imap Debian/Ubuntu with PHP7 sudo apt-get install php7.0-imap YUM based distro sudo yum install php-imap Mac OS X with php5.6 brew reinsta...

To do anything with an IMAP account you need to connect to it first. To do this you need to specify some required parameters: The server name or IP address of the mail server The port you wish to connect on IMAP is 143 or 993 (secure) POP is 110 or 995 (secure) SMTP is 25 or 465 (secure) N...

Once you've connected to your mailbox, you'll want to take a look inside. The first useful command is imap_list. The first parameter is the resource you acquired from imap_open, the second is your mailbox string and the third is a fuzzy search string (* is used to match any pattern). $folders = ima...

You can return a list of all the messages in a mailbox using imap_headers. <?php $headers = imap_headers($mailbox); The result is an array of strings with the following pattern: [FLAG] [MESSAGE-ID])[DD-MM-YYY] [FROM ADDRESS] [SUBJECT TRUNCATED TO 25 CHAR] ([SIZE] chars) Here's a sample o...

Objective-C Airdrop can be used from UIActivityViewController. The UIActivityViewController class is a standard view controller that provides several standard services, such as copying items to the clipboard, sharing content to social media sites, sending items via Messages, AirDrop and some third ...

Before getting started, make sure you have the latest Azure PowerShell installed. Once installed, start an Azure PowerShell session from your machine. First, you'll need to log in and authenticate to Windows Azure. Add-AzureRmAccount You'll receive a dialog box asking for your Azure credentials...

roslaunch is an important tool that manages the start and stop of ROS nodes. It takes one or more "*.launch" files as arguments. For this example, I will refer to the following (as asked in this question), so how can we execute those commands consecutively & automatically : roscd ste...