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What is the purpose of the -nodes argument in openssl?
What is the purpose of the -nodes argument in openssl?
2 Answers
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Is there any difference between the `:key => “value”` and `key: “value”` hash notations?
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Yes, there is a difference. These are legal:
h = { :$in => array }
h = { :'a.b' => 'c' }
h[:s] = 42
but these are not:
h = { $in: array }
h = { 'a.b': 'c' } # but this is okay in Ruby2.2+
h[s:] = 42
You can also use anything as a key with => so you can do this:
h...
How to get the file name from a full path using JavaScript?
...ilename = fullPath.replace(/^.*[\\\/]/, '')
This will handle both \ OR / in paths
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Redirect non-www to www in .htaccess
I have this in my .htaccess file:
13 Answers
13
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How can I convert uppercase letters to lowercase in Notepad++
I use Notepad ++ for coding mostly.
6 Answers
6
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Heroku error: “Permission denied (public key)”
I keep getting this error. I am using Mac. I generated a key and added it to heroku using
6 Answers
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What is the purpose of the vshost.exe file?
When I create and compile a "Hello, World!" application in C#, I get three files in the Debug folder apart from the main exe (e.g. HelloWorld.exe)
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Zooming MKMapView to fit annotation pins?
I am using MKMapView and have added a number of annotation pins to the map about a 5-10 kilometre area. When I run the application my map starts zoomed out to show the whole world, what is the best way to zoom the map so the pins fit the view?
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Function to convert column number to letter?
...tter for a given column number.
Function Col_Letter(lngCol As Long) As String
Dim vArr
vArr = Split(Cells(1, lngCol).Address(True, False), "$")
Col_Letter = vArr(0)
End Function
testing code for column 100
Sub Test()
MsgBox Col_Letter(100)
End Sub
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How do I determine whether my calculation of pi is accurate?
I was trying various methods to implement a program that gives the digits of pi sequentially. I tried the Taylor series method, but it proved to converge extremely slowly (when I compared my result with the online values after some time). Anyway, I am trying better algorithms.
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