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What is a unix command for deleting the first N characters of a line?
...ave any idea of why the pipe doesn't work? when i run essentially that command, 'cut' doesn't print the results to stdout ... if i just run 'tail -f logfile | cut -c 5-' i can see the results ... the problem must be with grep i'm using cygwin FYI thanks
– les2
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How to detect that animation has ended on UITableView beginUpdates/endUpdates?
... @MrVincenzo Did you set the completionBlock before beginUpdates and endUpdates like in the snippet?
– Rudolf Adamkovič
Feb 19 '13 at 15:11
2
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Scala @ operator
... specifically, though I don't know where the "as usual" there came from -- and 8.12 only speak of regular expression pattern (_*). But maybe this has been clarified on a newer version of the spec.
– Daniel C. Sobral
Mar 2 '10 at 22:58
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How to filter None's out of List[Option]?
...ar to someList.flatten.map, as one often wants to work with these elements and not just flatten the list out of fun.
– Frank
Apr 11 '12 at 11:38
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Getting the last element of a list
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some_list[-1] is the shortest and most Pythonic.
In fact, you can do much more with this syntax. The some_list[-n] syntax gets the nth-to-last element. So some_list[-1] gets the last element, some_list[-2] gets the second to last, etc, all the way down t...
How to escape % in String.Format?
I am storing a SQL query in my strings.xml file and I want to use String.Format to build the final string in code. The SELECT statement uses a like, something like this:
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Define global variable in a JavaScript function
...object. (In the latest specification, ECMAScript 2015, the new let, const, and class statements at global scope create globals that aren't properties of the global object; a new concept in ES2015.)
(There's also the horror of implicit globals, but don't do it on purpose and do your best to avoid do...
Get record counts for all tables in MySQL database
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Is there any other way to get table_row and table_name ? Because i want exact result not rough estimate. Thank you.
– krunal shah
Apr 1 '11 at 3:35
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Dynamically changing font size of UILabel
...xample) 8 trying to fit your text within the label.
numberOfLines = 1 is mandatory.
Multiple lines:
For numberOfLines > 1 there is a method to figure out the size of final text through NSString's sizeWithFont:... UIKit addition methods, for example:
CGSize lLabelSize = [yourText sizeWithFont:...
How to do this using jQuery - document.getElementById(“selectlist”).value
...swered Aug 21 '09 at 5:06
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