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Where is my .vimrc file?
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@Nateshbhat: should I keep using /etc/vim/vimrc or copy that to ~/.vimrc? Or can I have both?
– Mohammad Faisal
Jul 23 '19 at 17:26
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Delete specific line number(s) from a text file using sed?
I want to delete one or more specific line numbers from a file. How would I do this using sed?
6 Answers
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Learning Regular Expressions [closed]
...ain them to me in an easy-to-follow manner? If there are any online tools or books, could you also link to them?
1 Answer
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How do I pass a unique_ptr argument to a constructor or a function?
...d I don't know very well how to handle unique_ptr parameters in constructors or functions. Consider this class referencing itself:
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How do I make a redirect in PHP?
...unction to send a new HTTP header, but this must be sent to the browser before any HTML or text (so before the <!DOCTYPE ...> declaration, for example).
header('Location: '.$newURL);
2. Important details
die() or exit()
header("Location: http://example.com/myOtherPage.php");
die();
Why you s...
Difference between single and double square brackets in Bash
...dition tests.
Double [[]] are an extension to the standard [] and are supported by bash and other shells (e.g. zsh, ksh). They support extra operations (as well as the standard posix operations). For example: || instead of -o and regex matching with =~. A fuller list of differences can be found in ...
PHP - how to best determine if the current invocation is from CLI or web server?
...rmine whether the current invocation of PHP is from the command line (CLI) or from the web server (in my case, Apache with mod_php).
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Regular Expressions- Match Anything
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Normally the dot matches any character except newlines.
So if .* isn't working, set the "dot matches newlines, too" option (or use (?s).*).
If you're using JavaScript, which doesn't have a "dotall" option, try [\s\S]*. Thi...
Download a single folder or directory from a GitHub repo
How can I download only a specific folder or directory from a remote Git repo hosted on GitHub?
36 Answers
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What does it mean to “program to an interface”?
...re are some wonderful answers on here to this questions that get into all sorts of great detail about interfaces and loosely coupling code, inversion of control and so on. There are some fairly heady discussions, so I'd like to take the opportunity to break things down a bit for understanding why a...