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C++ error: undefined reference to 'clock_gettime' and 'clock_settime'
...ut I can't seem to get this to work. It works fine on my school computers and I don't know what I am not doing. I have checked usr/include and time.h is there just fine. Here is the code:
...
What difference is there between WebClient and HTTPWebRequest classes in .NET?
What difference is there between the WebClient and the HttpWebRequest classes in .NET? They both do very similar things. In fact, why weren't they merged into one class (too many methods/variables etc may be one reason but there are other classes in .NET which breaks that rule).
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What does Class mean in Java?
...tricting your parameter to have a specific type.
Reference about Generics and Wildcards: http://docs.oracle.com/javase/tutorial/java/generics/wildcards.html
Reference about Class object and reflection (the feature of Java language used to introspect itself): https://www.oracle.com/technetwork/arti...
Select rows of a matrix that meet a condition
...matrix(1:20, ncol = 4)
colnames(m) <- letters[1:4]
The following command will select the first row of the matrix above.
subset(m, m[,4] == 16)
And this will select the last three.
subset(m, m[,4] > 17)
The result will be a matrix in both cases.
If you want to use column names to selec...
Different class for the last element in ng-repeat
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Where computeCssClass is function of controller which takes sole argument and returns 'last' or null.
Or
<div ng-repeat="file in files" ng-class="{'last':$last}">
{{file.name}}
</div>
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Use of “this” keyword in formal parameters for static methods in C#
...ing" support popular within dynamic languages
today with the performance and compile-time validation of
strongly-typed languages.
Extension Methods enable a variety of useful scenarios, and help make
possible the really powerful LINQ query framework... .
it means that you can call
MyC...
What is the difference between 'java', 'javaw', and 'javaws'?
What is the difference between java , javaw , and javaws ?
5 Answers
5
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What is a Memory Heap?
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A memory heap is a location in memory where memory may be allocated at random access. Unlike the stack where memory is allocated and released in a very defined order, individual data elements allocated on the heap are typically released in ways which is asynchronous from one another. Any such d...
How to check if a given directory exists in Ruby
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If it matters whether the file you're looking for is a directory and not just a file, you could use File.directory? or Dir.exist?. This will return true only if the file exists and is a directory.
As an aside, a more idiomatic way to write the method would be to take advantage of the fact...
How to convert a NumPy array to PIL image applying matplotlib colormap
...255 range.
Convert to integers, using np.uint8().
Use Image.fromarray().
And you're done:
from PIL import Image
from matplotlib import cm
im = Image.fromarray(np.uint8(cm.gist_earth(myarray)*255))
with plt.savefig():
with im.save():
...