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Removing duplicate rows in vi?
... a long list of entries (one on each line). Some of these are duplicates, and I would like to know if it is possible (and if so, how) to remove any duplicates. I am interested in doing this from within vi/vim, if possible.
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Bash function to find newest file matching pattern
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The ls command has a parameter -t to sort by time. You can then grab the first (newest) with head -1.
ls -t b2* | head -1
But beware: Why you shouldn't parse the output of ls
My personal opinion: parsing ls is only dangerous when th...
Remove Trailing Slash From String PHP
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Sure it is, simply check if the last character is a slash and then nuke that one.
if(substr($string, -1) == '/') {
$string = substr($string, 0, -1);
}
Another (probably better) option would be using rtrim() - this one removes all trailing slashes:
$string = rtrim($string, '/...
How to remove array element in mongodb?
...mber: '+1786543589455' } } }
);
It will find document with the given _id and remove the phone +1786543589455 from its contact.phone array.
You can use $unset to unset the value in the array (set it to null), but not to remove it completely.
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Make a div fill up the remaining width
...(see note 1).
The great advantage is that now you can specify a max-width and a min-width to your left & right elements. Which is fantastic for fluid layouts.. hence responsive layout :-)
note 1: versus Leigh's answer where you need to add the margin-left & margin-right properties to the "...
ZSH iterm2 increase number of lines history
...ing to change the number of recallable lines in the terminal - not the command history, the output history.
3 Answers
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Node.js: How to send headers with form data using request module?
...form data is not sent in a proper way. I have almost the same code in .Net and in case form data is sent I should not have login form in body and should have token. I'll post it here soon, probably it will help
– Mike G.
Jun 17 '13 at 6:32
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How can I exclude some folders from my Eclipse project?
I'm adding an eclipse project to our existing code-base, and I'd like to know if there is a way to exclude some directories from being picked up by eclipse at all? The reason is that we have a huge "third-party" directory in our repository that cannot be present in the project for the pair-program...
Remove textarea inner shadow on Mobile Safari (iPhone)
... be careful when adding this property on input type checkbox and radio button selectors, because it hides the checkboxes and radio buttons ;)
– Zain Shaikh
Nov 2 '12 at 16:11
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Select count(*) from multiple tables
How can I select count(*) from two different tables (call them tab1 and tab2 ) having as result:
18 Answers
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