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What does the “@” symbol do in Powershell?
...eate an array, we create a variable and assign the array. Arrays are noted by the "@" symbol. Let's take the discussion above and use an array to connect to multiple remote computers:
$strComputers = @("Server1", "Server2", "Server3")<enter>
They are used for arrays and hashes.
PowerShell ...
What does the (unary) * operator do in this Ruby code?
Given the Ruby code
3 Answers
3
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Difference between DirectCast() and CType() in VB.NET
...es -- and perhaps others -- that actually implement interfaces not defined by the .NET Type's .GetInterfaces list).
– Mark Hurd
Feb 22 '13 at 16:27
2
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Why java classes do not inherit annotations from implemented interfaces?
...re would be super-helpful in many cases. Sorry about reviving an old post, by the way :).
– Petr Janeček
Apr 20 '12 at 9:25
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What does a b prefix before a python string mean?
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This is Python3 bytes literal. This prefix is absent in Python 2.5 and older (it is equivalent to a plain string of 2.x, while plain string of 3.x is equivalent to a literal with u prefix in 2.x). In Python 2.6+ it is equivalent to a plain s...
How to disable code formatting for some part of the code using comments?
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Why does this option disabled by default? It seems very useful to put markers in the code and restrict formatting for the whole team.
– Timur Yarosh
May 18 '17 at 11:03
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How to apply `git diff` patch without Git installed?
How can my client apply patch created by git diff without git installed?
I have tried to use patch command but it always asks file name to patch.
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Enable 'xp_cmdshell' SQL Server
... know why) some cases that is does not. A slight modification of the query by using the WITH OVERRIDE in RECONFIGURE gives the solution
Use Master
GO
EXEC master.dbo.sp_configure 'show advanced options', 1
RECONFIGURE WITH OVERRIDE
GO
EXEC master.dbo.sp_configure 'xp_cmdshell', 1
RECONFIGURE WITH...
What happened to “Always refresh from server” in IE11 developer tools?
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Argparse optional positional arguments?
...d argument is not provided, the number of arguments consumed is determined by the action. Generally this means a single command-line argument will be consumed and a single item (not a list) will be produced.
Edit (copied from a comment by @Acumenus) nargs='?' The docs say: '?'. One argument will be...