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How do I replace all line breaks in a string with elements?
.... It means that group of regex within the parentheses won't be saved in memory to be referenced later.
You can check out these threads for more information:
https://stackoverflow.com/a/11530881/5042169
https://stackoverflow.com/a/36524555/5042169
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Kill a postgresql session/connection
...to kill a connection. You have to be superuser to use this function. This works on all operating systems the same.
SELECT
pg_terminate_backend(pid)
FROM
pg_stat_activity
WHERE
-- don't kill my own connection!
pid <> pg_backend_pid()
-- don't kill the connections to o...
Delete files older than 15 days using PowerShell
I would like to delete only the files that were created more than 15 days ago in a particular folder. How could I do this using PowerShell?
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Serving static files with Sinatra
...Heroku, but I cannot find a way to do it. I am now trying to make the app working with Sinatra.
14 Answers
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Change the default editor for files opened in the terminal? (e.g. set it to TextEdit/Coda/Textmate)
Is there a way to make files opened for editing in the terminal open in Textedit instead?
8 Answers
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Test method is inconclusive: Test wasn't run. Error?
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Just in case none of the above options worked for anyone I fixed my instance of this error by noticing a corrupt entry in my App.Config due to a missing nuget package in the test project.
s...
How to get Git to clone into current directory
...my-project.git .
From git help clone:
Cloning into an existing directory is only allowed if the directory is empty.
So make sure the directory is empty (check with ls -a), otherwise the command will fail.
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How to tell if a browser is in “quirks” mode?
... perhaps because of user content that's out of your control... say you're working on a content management system or a theme for a content management system where you control some basic structure and need some javascript, but you're not responsible for everything else that goes into pages.
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How to Resize a Bitmap in Android?
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Change:
profileImage.setImageBitmap(
BitmapFactory.decodeByteArray(imageAsBytes, 0, imageAsBytes.length)
To:
Bitmap b = BitmapFactory.decodeByteArray(imageAsBytes, 0, imageAsBytes.length)
profileImage.setImageBitmap(Bitmap.createScaledBitmap(b, 120, 120, false));
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C# equivalent of the IsNull() function in SQL Server
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It's called the null coalescing (??) operator:
myNewValue = myValue ?? new MyValue();
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