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Articles on Trending Technologies
Technical articles with clear explanations and examples
How to get all the aliases in PowerShell?
In PowerShell, you will get all the alias and their commands using Alias: drive as shown below.Dir Alias:OutputHere, Alias: is the drive but surprisingly you will not find it in your operating system. This is the virtual drive and there are other virtual drives as well. You can list all the virtual drives using the below command.Get-Alias will provide the same result.The above output provides the individual alias and their commands for it. But to group them based on their cmdlets, you need to use Group-Object command.Dir Alias: | Group-Object DefinitionOutputYou will see in the output that aliases are listed ...
Read MoreHow to get/resolve the command from the alias in PowerShell?
To resolve the command name from given alias, you need to use the below command.$Alias:AliasNameFor example, $Alias:dirOR$Alias:lsOutputGet-ChildItemThis means the above commands will provide the same result. For example, the output of the below commands would remain the same.Get-ChildItem C:\ Dir C:\ ls COutputYou can also use Get-Alias to resolve the alias name. For example, Get-Alias -Name dirGet-Alias -Name lsUntil now we need to remember alias name to get the command and we were running individual commands to get the Alias and its command. It is possible to get all the alias names for the given command. To get all aliases ...
Read MoreWhat is an alias in PowerShell?
In general, Alias means giving command to other names. In system admin life, they want short and familiar commands. PowerShell has verb-noun cmdlets that are very systematic but not practical in everyday life. So the System admins use PowerShell alias. For example - Dir or ls for the Get-ChildItem, cat or gc for the Get-Content.
Read MoreHow to get the list of all the commands available in the PowerShell?
To get the list of all the commands installed in the system use the below command line. It will include all the Alias, Functions and Cmdlets.Get-CommandTo export them into the CSV file,Get-Command | Export-Csv D:\Temp\PowerShellcommands.csv - NoTypeInformationTo get only the cmdlets commands,Get-Command -CommandType CmdletSimilarly, you can get the commands for the alias and functions.If you want the list of commands starting with getting, you parameter –Verb.Get-Command -Verb GetTo get command starting with Set,Get-Command -Verb Set
Read MoreHow to start any program using PowerShell?
If you have noticed, you can start notepad and calculator or other standard system utilities with the Windows Run or through the PowerShell console directly by typing just their names, but not the wordpad.exe, word, excel or any other application. It will throw an exception.For example, just type notepad.exe in PowerShell console and it will open the program but type wordpad.exe there will be an error.wordpad.exe − The term 'wordpad.exe' is not recognized as the name of a cmdlet, function, script file, or operable program. Check the spelling of the name, or if a path was included, verify that the ...
Read MoreSource code of ABAP reports without restriction
If you have to use RFC, you can write RFC enabled function module. You can write a new FM that allows you to retrieve program source code. To start with, you need to create a structure as shown in below and based on which you have to create a table type. This table can be passed to a RFC function.Here shows a table type that you can use in Function Module:Next step is to create a function module with RFC-enabled. You have to pass parameters while creating function module.function zsrcex_extractor . *"---------------------------------------------------------------------- *"*"Local Interface: *" IMPORTING *" VALUE(PACKAGE_SIZE) ...
Read MoreHow to use PowerShell as a Calculator? Or How to use PowerShell for arithmetic operations?
You can use the PowerShell console to perform arithmetic operations, the same way the calculator does.To do the addition operation, 2+3Output − 5For complex, additional operations as well it is too quick.10024455 + 554668 + 9964455Output − 20543578Floating numbers operation, 5569899.65 + 554886.32Output − 6124785.97To perform subtract operation, 55564488556 - 55141256665 Output − 423231891With Integer and floating number subtraction, 5569899 - 554886.32Output − 5015012.68Divide Operation, 556989 / 554Output − 1005.39530685921Multiplication operation, 5533 * 445Output − 2462185Multiple Operations, (445 + 5443) * 332 / 32 Output − 61088When you perform any arithmetic operation, when values separated by command, it will give ...
Read MoreHow to overwrite or remove PowerShell alias?
You can overwrite the Powershell alias by redefining it. For example, if the alias is created Edit for Notepad.exe and if you want to overwrite it with another program, say wordpad.exe then use the below command.We will overwrite the Edit alias cmdlet with Wordpad.exe using the Set-Alias command. When you close the PowerShell session, it will remove newly created aliases and modified aliases.Set-Alias edit "C:\Program Files\Windows NT\Accessories\wordpad.exe"You cannot overwrite pre-defined aliases. It will throw an exception.For example, when you try to modify dir alias which points to Get-Content, error output will be as below.To remove newly created aliases without closing ...
Read MoreHow to define the naming conventions for JSON field names in Java?
The FieldNamingPolicy can be used to define a few standard naming conventions for JSON field names and it can be used in conjunction with GsonBuilder to configure a Gson instance to properly translate Java field names into the desired JSON field names. We can use the setFieldNamingPolicy() method of GsonBuilder to configure a specific naming policy strategy to an object's field during serialization and deserialization.Gson supports various field naming requirements with following field naming policiesFieldNamingPolicy.IDENTITY: It uses the exact same naming as the Java model when it serializes an object.FieldNamingPolicy.LOWER_CASE_WITH_UNDERSCORES: It modifies a Java field name from its camel-cased form to a lower case field name where ...
Read MoreHow to create an array in PowerShell?
To create or declare an array in PowerShell, there are few methods.You can directly assign values to the variable and separate it by comma (, ) and that variable becomes the variable.For example, $a = "Apple", "Dog", "Cat", "Banana", "Camel"$a is now an array. To access the variable you can use the Indexing method. The first value will be stored at 0, second at 1 and so on.$a[0] will give the output “Apple”, $a[1] will give the output “Dog” and so on. Negative indexing also works in the array. -1 is the last index, -2 is the second last and ...
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