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How to delete files/subfolders in a specific directory at the command prompt in Windows
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In order not to remove the folder itself, make it the current directory before, then use "." as FOLDERNAME. Re-creating it afterwards is not neccessarily the same because ACLs could be lost. cd "FOLDERNAME" RD . /S /Q
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How can you do anything useful without mutable state?
...odies which make programming more efficient, such as first-class functions etc.
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How to set a cookie for another domain
...ow can you say this however youtube is reading cookies created by gmail in order to show their account on youtube?
– TAHA SULTAN TEMURI
Jul 8 '18 at 8:46
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How to create a DataTable in C# and how to add rows?
...either of these approaches: you must supply these parameters in exact same order as the columns were defined, else you'll get an error. (So use with caution!)
– Funka
Jan 29 '13 at 19:41
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Disable Rails SQL logging in console
...loring, history, edit code in vi and then execute it in the Rails console, etc. check my gem utility_belt if you're on Ruby 1.8 or the Ruby 1.9 port called flyrb
– Giles Bowkett
Sep 5 '12 at 3:57
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Use grep --exclude/--include syntax to not grep through certain files
... the --include and include everything that's not a .foo file. Swapping the order of the --include and --exclude works, but alas, that's not helpful with my alias.
– Michael Scheper
Aug 10 '16 at 13:49
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Convert .pfx to .cer
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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UITapGestureRecognizer breaks UITableView didSelectRowAtIndexPath
...en my own function to scroll text fields up when the keyboard shows up. In order to dismiss the keyboard by tapping away from the text field, I've created a UITapGestureRecognizer that takes care of resigning first responder on the text field when tapping away.
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Replace first occurrence of string in Python
...his allows you to specify a count:
regex.sub('', url, 1)
(Note that the order of arguments is replacement, original not the opposite, as might be suspected.)
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“Unsafe JavaScript attempt to access frame with URL…” error being continuously generated in Chrome w
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