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Quick unix command to display specific lines in the middle of a file?
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I found two other solutions if you know the line number but nothing else (no grep possible):
Assuming you need lines 20 to 40,
sed -n '20,40p;41q' file_name
or
awk 'FNR>=20 && FNR<=40' file_name
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How to save and restore multiple different sessions in Vim?
... edited Sep 11 '12 at 12:54
jinowolski
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answered Oct 29 '09 at 10:00
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Pass parameters in setInterval function
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@tvanfosson: awesome answer! Do you know how to clear the interval form within function funca?
– Flo
Nov 2 '16 at 22:35
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Clear form fields with jQuery
...e type=text on your markup. That may be obvious, but it wasn't to me, just now :-)
– Elbin
Oct 22 '13 at 14:34
2
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Extract a regular expression match
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One way would be this:
test <- regexpr("[0-9]+","aaa12456xxx")
Now, notice regexpr gives you the starting and ending indices of the string:
> test
[1] 4
attr(,"match.length")
[1] 5
So you can use that info with substr function
substr("aaa12456xxx",test,test+attr(test,"match.le...
Make browser window blink in task Bar
...to see if the user has any new messages on the server, I want the user to know it right away, even if he is using another application at the time.
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import .css file into .less file
.... I don't like the semantics of lying to the compiler. Certainly when you know there's not any LESS code in the file.
– user481081
Apr 17 '14 at 18:36
16
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symfony 2 twig limit the length of the text and put three dots
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this should be the answer, still working till now ;)
– whalesingswee
May 2 '17 at 11:43
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Class Not Found Exception when running JUnit test
...ame error happened again so I had to try this as well. It works fine again now, so to be safe you may want to do both of these things.
– Roger
Sep 22 '14 at 14:20
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Retrieving the inherited attribute names/values using Java Reflection
I've a Java object 'ChildObj' which is extended from 'ParentObj'. Now, if it is possible to retrieve all the attribute names and values of ChildObj, including the inherited attributes too, using Java reflection mechanism?
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