Tutorial by Examples: o

Detailed instructions on getting installshield set up or installed.
Get-ChildItem -Path $PSScriptRoot This example retrieves the list of child items (directories and files) from the folder where the script file resides. The $PSScriptRoot automatic variable is $null if used from outside a PowerShell code file. If used inside a PowerShell script, it automatically ...
Get-Process -Name doesnotexist Write-Host -Object ('The last error that occurred was: {0}' -f $error[0].Exception.Message) Contains an array of error objects that represent the most recent errors. The most recent error is the first error object in the array ($Error[0]). To prevent an error fr...
[DscResource()] class File { } This example demonstrates how to build the outer section of a PowerShell class, that declares a DSC Resource. You still need to fill in the contents of the class definition.
[DscResource()] class Ticket { [DscProperty(Key)] [string] $TicketId } A DSC Resource must declare at least one key property. The key property is what uniquely identifies the resource from other resources. For example, let's say that you're building a DSC Resource that represents a ticket...
[DscResource()] class Ticket { [DscProperty(Key)] [string] $TicketId [DscProperty(Mandatory)] [string] $Subject } When building a DSC Resource, you'll often find that not every single property should be mandatory. However, there are some core properties that you'll want to ensure ...
[DscResource()] class Ticket { [DscProperty(Key)] [string] $TicketId # The subject line of the ticket [DscProperty(Mandatory)] [string] $Subject # Get / Set if ticket should be open or closed [DscProperty(Mandatory)] [string] $TicketState [void] Set() { # Creat...
@{ RootModule = 'MyCoolModule.psm1' ModuleVersion = '1.0' CompatiblePSEditions = @('Core') GUID = '6b42c995-67da-4139-be79-597a328056cc' Author = 'Bob Schmob' CompanyName = 'My Company' Copyright = '(c) 2017 Administrator. All rights reserved.' Description = 'It does cool stu...
function Add { [CmdletBinding()] param ( [int] $x , [int] $y ) return $x + $y } Export-ModuleMember -Function Add This is a simple example of what a PowerShell script module file might look like. This file would be called MyCoolModule.psm1, and is referenced from the mod...
$FirstName = 'Bob' Export-ModuleMember -Variable FirstName To export a variable from a module, you use the Export-ModuleMember command, with the -Variable parameter. Remember, however, that if the variable is also not explicitly exported in the module manifest (.psd1) file, then the variable wil...
Rather than defining all of your functions in a single .psm1 PowerShell script module file, you might want to break apart your function into individual files. You can then dot-source these files from your script module file, which in essence, treats them as if they were part of the .psm1 file itself...
In order to install an extension as a normal add-on into Release or Beta versions of Firefox greater than, or equal to, version 48, the extension must be signed by Mozilla. An extension is signed by submitting it to AMO. Once it is signed, the extension can be installed on any version of Firefox whi...
Add-ons can be installed as: Normal add-ons, which are installed until uninstalled Temporary Add-ons (extensions only): are only installed until Firefox is restarted, or can manually uninstalled earlier. Using jpm run (Add-on SDK only): Automatically runs Firefox using a temporary profile with ...
Create separate files for header and footer(as they are common for all the pages and it does not make sense to make them a part of a single page) Keep common elements(Like Search/Back/Next etc) in separate file(The idea is to remove any kind of duplication and keeping the segregation logical) Fo...
//Add a List validation to B column. Values should be in a list var val = worksheet.DataValidations.AddListValidation("B:B"); //Shows error message when the input doesn't match the accepted values val.ShowErrorMessage = true; //Style of warning. "information" and "warn...
Manage Files and Projects Ctrl+Shift+R : Open Resource (file, folder or project) Ctrl+Shift+S : Save all files Ctrl+W : Close current file Ctrl+Shift+W : Close all files Editor Window F12 : Jump to Editor Window Ctrl+E : Show list of open Editors. Use arro...
//Add a List validation to the C column var val3 = worksheet.DataValidations.AddIntegerValidation("E:E"); //For Integer Validation, you have to set error message to true val3.ShowErrorMessage = true; val3.Error = "The value must be an integer between 0 and 10"; //Minimum a...
//Add a DateTime Validation to column F var val4 = worksheet.DataValidations.AddDateTimeValidation("F:F"); //For DateTime Validation, you have to set error message to true val4.ShowErrorMessage = true; //Minimum allowed date val4.Formula.Value = new DateTime(2017,03,15, 01, 0,0); /...
//Add a TextLength Validation to column G var val5 = worksheet.DataValidations.AddTextLengthValidation("G:G"); //For TextLenght Validation, you have to set error message to true val5.ShowErrorMessage = true; //Minimum allowed text lenght val5.Formula.Value = 3; //Maximum allowed te...
For Getting updated or to do something before app goes live to user you can use below method. AppDidFinishLaunching - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions { // Write your code before app launch return YES; } While ...

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