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Find duplicate lines in a file and count how many time each line was duplicated?
...iq -c | grep -v '^ *1 '
For the given example, the result would be:
3 123
2 234
If you want to print counts for all lines including those that appear only once:
sort FILE | uniq -c
or, with GNU long options (on Linux):
sort FILE | uniq --count
For the given input, the output is:
...
href=“tel:” and mobile numbers
...code for New South Wales
6555 - STD code for a specific telephone exchange
1234 - Telephone Exchange specific extension.
For a mobile phone this becomes
0 - trunk prefix
4 - Area code for a mobile telephone
1234 5678 - Mobile telephone number
Now, when I want to dial via the int...
Check status of one port on remote host [closed]
...ll && echo Connected. || echo Fail.
Connected.
$ curl -s localhost:123 >/dev/null && echo Connected. || echo Fail.
Fail.
Possibly it may not won't work for all services, as curl can return different error codes in some cases (as per comment), so adding the following condition co...
Git Alias - Multiple Commands and Parameters
...performing redirections and return the status 0. Here're some usages: 1. a=123;$a errors, but a=123; : $a does not. 2. : > hello.txt empties hello.txt. 3. if [ "$a" = "hello" ];then : ;fi runs okay but errors without ':'. It's like pass in python. 4. : this is a comment, the colon followed by spa...
mysql error 1364 Field doesn't have a default values
...ERO,NO_AUTO_CREATE_USER,NO_ENGINE_UBSTITUTION'
– waza123
Oct 30 '17 at 17:55
...
django unit tests without a db
...
123
You can subclass DjangoTestSuiteRunner and override setup_databases and teardown_databases met...
jQuery Mobile: document ready vs. page events
...Page:
$.mobile.changePage('page2.html', { dataUrl : "page2.html?paremeter=123", data : { 'paremeter' : '123' }, reloadPage : true, changeHash : true });
And read them like this:
$(document).on('pagebeforeshow', "#index", function (event, data) {
var parameters = $(this).data("url").split("?"...
Why use bzero over memset?
...6 (2.19-0ubuntu6.6), the calls made are exactly the same (via ltrace ./test123):
long m[] = {0}; // generates a call to memset(0x7fffefa28238, '\0', 8)
int* p;
bzero(&p, 4); // generates a call to memset(0x7fffefa28230, '\0', 4)
I've been told that unless I am working in the deep bowels of ...
What are some alternatives to ReSharper? [closed]
...nswered Sep 16 '10 at 15:19
iggi123iggi123
11111 silver badge22 bronze badges
...
Using cURL with a username and password?
...syntax
curl http://username:password@api.somesite.com/test/blah?something=123
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