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Attempted to read or write protected memory. This is often an indication that other memory is corrup
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The problem may be due to mixed build platforms DLLs in the project. i.e You build your project to Any CPU but have some DLLs in the project already built for x86 platform. These will cause random crashes because of different memory mapping of 32bit a...
Replace all 0 values to NA
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Let me assume that your data.frame is a mix of different datatypes and not all columns need to be modified.
to modify only columns 12 to 18 (of the total 21), just do this
df[, 12:18][df[, 12:18] == 0] <- NA
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Angularjs: 'controller as syntax' and $watch
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Can we use it without $scope to avoid mix of this and $scope?
– Miron
Jun 6 '14 at 10:04
4
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UIPanGestureRecognizer - Only vertical or horizontal
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Great answer. This really helped me out when I was mixing UIScrollView gestures and regular gestures. I think the example meant to say "thresholdAngle" instead of "enableThreshold". And you should rarely ever use atan() because it can produce a NAN. Use atan2() instead.
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Is there a limit to the length of HTML attributes?
...y Unicode. In the
HTML syntax, attribute names may be
written with any mix of lower- and
uppercase letters that are an ASCII
case-insensitive match for the
attribute's name.
Attribute values are a mixture of text
and character references, except with
the additional restriction tha...
Format a Go string without printing?
...rintf? S for string, f for format? It's odd that print is part of the function name if the function doesn't output to the screen. This has perplexed me for a while...
– jcollum
Apr 7 at 21:57
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Calculating days between two dates with Java
...me date2 = LocalDate.parse(inputString2, dtf);
long daysBetween = Duration.between(date1, date2).toDays();
System.out.println ("Days: " + daysBetween);
} catch (ParseException e) {
e.printStackTrace();
}
Note that this solution will give the number of actual 24 hour-days, not the numbe...
How can you speed up Eclipse?
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@Dan: Don't mix it up with libjava.so: On Linux, libjava.so depends on libjvm.so, but the converse is not true: $ readelf -d libjava.so Dynamic segment at offset 0x208a8 contains 25 entries: Tag Type Name/Value 0x00000001 (NEEDED) Share...
Why do we usually use || over |? What is the difference?
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a | b && c; //resolves to (a | b) && c
Be careful when mixing them.
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How to manage REST API versioning with spring?
I've been searching how to manage a REST API versions using Spring 3.2.x, but I haven't find anything that is easy to maintain. I'll explain first the problem I have, and then a solution... but I do wonder if I'm re-inventing the wheel here.
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