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What does mvn install in maven exactly do
...ol provided by Apache which does more than dependency management. We can make it as a peer of Ant and Makefile which downloads all of the dependencies required.
On a mvn install, it frames a dependency tree based on the project configuration pom.xml on all the sub projects under the super pom.xml (...
See what process is using a file in Mac OS X
I would like to be able to track a file and see which process is touching that file. Is that possible? I know that I can see the list of open processes in activity monitor but I think it's happening to quickly for me to see it. The reason for this is I'm using a framework and I think the system v...
mkdir's “-p” option
So this doesn't seem like a terribly complicated question I have, but it's one I can't find the answer to. I'm confused about what the -p option does in Unix. I used it for a lab assignment while creating a subdirectory and then another subdirectory within that one. It looked like this:
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How to check if variable's type matches Type stored in a variable
...r answers all contain significant omissions.
The is operator does not check if the runtime type of the operand is exactly the given type; rather, it checks to see if the runtime type is compatible with the given type:
class Animal {}
class Tiger : Animal {}
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object x = new Tiger();
bool b1 = x ...
dealloc in Swift
I would like to perform some cleanup at the end of a view controller's life, namely to remove an NSNotificationCenter notification. Implementing dealloc results in a Swift compiler error:
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Python: What OS am I running on?
What do I need to look at to see whether I'm on Windows or Unix, etc?
25 Answers
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Filter element based on .data() key/value
Say I have 4 div elements with class .navlink , which, when clicked, use .data() to set a key called 'selected' , to a value of true :
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Convert a Scala list to a tuple?
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You can't do this in a typesafe way. Why? Because in general we can't know the length of a list until runtime. But the "length" of a tuple must be encoded in its type, and hence known at compile time. For example, (1,'a',true) has the type (Int, Char, Boolean), which is sugar for Tuple3[Int, Ch...
How can I discover the “path” of an embedded resource?
...resource in an assembly. From within the same assembly I have some code like this:
5 Answers
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How to frame two for loops in list comprehension python
...ave just an if statement, it will come at the end. For e.g, if you would like to add an empty list, if tag is not in entry, you would do it like this:
[entry if tag in entry else [] for tag in tags for entry in entries]
sh...