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Failed to execute goal org.apache.maven.plugins:maven-surefire-plugin:2.10:test
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Locate the dependencies you're missing with mvn dependency:tree, then install them manually, and build your project with the -o (offline) option.
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Is it possible to serialize and deserialize a class in C++?
...e it, here.
The only native way to do it is to use streams. That's essentially all the Boost::serialization library does, it extends the stream method by setting up a framework to write objects to a text-like format and read them from the same format.
For built-in types, or your own types with op...
Is it safe to use -1 to set all bits to true?
...s one:
unsigned long a = ~0u;
It won't necessarily store a pattern with all bits 1 into a. But it will first create a pattern with all bits 1 in an unsigned int, and then assign it to a. What happens when unsigned long has more bits is that not all of those are 1.
And consider this one, which wi...
Where is the Keytool application?
...achine, you would normally find the jdk at
C:\Program Files\Java\jdk1.8.0_121\bin
It is used for managing keys and certificates you can sign things with, in your case, probably a jar file.
If you provide more details of what you need to do, we could probably give you a more specific answer.
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How to change the URI (URL) for a remote Git repository?
... for your new origin location with: git branch -u origin/master. This will allow you to just git push instead of having to git push origin master every time.
– kelorek
Aug 13 '13 at 18:06
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Printing all global variables/local variables?
How can I print all global variables/local variables? Is that possible in gdb?
3 Answers
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how to File.listFiles in alphabetical order?
... File is a comparable class, which by default sorts pathnames lexicographically. If you want to sort them differently, you can define your own comparator.
If you prefer using Streams:
A more modern approach is the following. To print the names of all files in a given directory, in alphabetical or...
Extract elements of list at odd positions
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Solution
Yes, you can:
l = L[1::2]
And this is all. The result will contain the elements placed on the following positions (0-based, so first element is at position 0, second at 1 etc.):
1, 3, 5
so the result (actual numbers) will be:
2, 4, 6
Explanation
The [1::2]...
Scala equivalent of Java java.lang.Class Object
...: java.lang.Class[C] = class C
scala> c.getClass
res1: java.lang.Class[_] = class C
That is why the following will not work:
val xClass: Class[X] = new X().getClass //it returns Class[_], nor Class[X]
val integerClass: Class[Integer] = new Integer(5).getClass //similar error
There is a ticket...
Is it possible to write to the console in colour in .NET?
Writing a small command line tool, it would be nice to output in different colours. Is this possible?
8 Answers
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