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Getting unique items from a list [duplicate]
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Use a HashSet<T>. For example:
var items = "A B A D A C".Split(' ');
var unique_items = new HashSet<string>(items);
foreach (string s in unique_items)
Console.WriteLine(s);
prints
A
B
D
C
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Is it good practice to NULL a pointer after deleting it?
I'll start out by saying, use smart pointers and you'll never have to worry about this.
18 Answers
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How to handle command-line arguments in PowerShell
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You are reinventing the wheel. Normal PowerShell scripts have parameters starting with -, like script.ps1 -server http://devserver
Then you handle them in param section in the beginning of the file.
You can also assign default values to your params, read ...
Java 8 stream's .min() and .max(): why does this compile?
Note: this question originates from a dead link which was a previous SO question, but here goes...
5 Answers
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Unable to load config info from /usr/local/ssl/openssl.cnf on Windows
...allation versions (as seen in a previous edit of this post). Also, don't forget to add the openssl binary folder ${env:ProgramFiles}\OpenSSL to your Path.
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How do you write tests for the argparse portion of a python module? [closed]
...have a Python module that uses the argparse library. How do I write tests for that section of the code base?
9 Answers
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Check if a string contains another string
...f not found it will return 0
If you need to find the comma with an excel formula you can use the =FIND(",";A1) function.
Notice that if you want to use Instr to find the position of a string case-insensitive use the third parameter of Instr and give it the const vbTextCompare (or just 1 for die-ha...
What can you do in MSIL that you cannot do in C# or VB.NET? [closed]
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MSIL allows for overloads which differ only in return types because of
call void [mscorlib]System.Console::Write(string)
or
callvirt int32 ...
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Copy files without overwrite
...em to find a way on the command line to say "copy all the files from directory A to directory B, but if the file already exists in directory B, don't overwrite it, no matter which file is newer, and don't prompt me."
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How to determine the content size of a UIWebView?
...t to resize my parent views appropriately. The obvious -sizeThatFits: unfortunately just returns the current frame size of the webView.
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