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Control the size of points in an R scatterplot?
.... I'm making scatterplots with tens of thousands of points and prefer a small, but not too small dot. Basically, I find pch='.' to be too small, but pch=19 to be too fat. Is there something in the middle or some way to scale the dots down somehow?
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How to use ternary operator in razor (specifically on HTML attributes)?
...ew engine, I'll commonly use the ternary operator for very simple conditionals, especially within HTML attributes. For example:
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Smooth GPS data
I'm working with GPS data, getting values every second and displaying current position on a map. The problem is that sometimes (specially when accuracy is low) the values vary a lot, making the current position to "jump" between distant points in the map.
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How can I strip first X characters from string using sed?
I am writing shell script for embedded Linux in a small industrial box. I have a variable containing the text pid: 1234 and I want to strip first X characters from the line, so only 1234 stays. I have more variables I need to "clean", so I need to cut away X first characters and ${string:5} does...
How to start jenkins on different port rather than 8080 using command prompt in Windows?
...nswered Mar 7 '13 at 7:20
Ripon Al WasimRipon Al Wasim
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Visual Studio: Is there a way to collapse all items of Solution Explorer?
...xplorer one by one, but I would like to know if there is a way to collapse all items with only one operation. I want to know it because, today I have a solution with 6 projects that have at least two hundred files and if I try to collapse them one-by-one I will have a hard time.
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I just discovered why all ASP.Net websites are slow, and I am trying to work out what to do about it
...ut of this lock entirely, for that page.
<% @Page EnableSessionState="False" %>
If none of your pages use session variables, just turn off session state in the web.config.
<sessionState mode="Off" />
I'm curious, what do you think "a ThreadSafe collection" would do to become thread...
How to track down a “double free or corruption” error
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If you're using glibc, you can set the MALLOC_CHECK_ environment variable to 2, this will cause glibc to use an error tolerant version of malloc, which will cause your program to abort at the point where the double free is done.
You can set this from gdb by using ...
Command to get nth line of STDOUT
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Using sed, just for variety:
ls -l | sed -n 2p
Using this alternative, which looks more efficient since it stops reading the input when the required line is printed, may generate a SIGPIPE in the feeding process, which may in turn generate an unwanted error message:
ls -l | sed -n ...
Convert Set to List without creating new List
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You can use the List.addAll() method. It accepts a Collection as an argument, and your set is a Collection.
List<String> mainList = new ArrayList<String>();
mainList.addAll(set);
EDIT: as respond to the edit of the question.
It is eas...